diff --git a/lib/services/computeManagement2/lib/models/diffDiskSettings.js b/lib/services/computeManagement2/lib/models/diffDiskSettings.js
new file mode 100644
index 0000000000..255adbef70
--- /dev/null
+++ b/lib/services/computeManagement2/lib/models/diffDiskSettings.js
@@ -0,0 +1,55 @@
+/*
+ * Copyright (c) Microsoft Corporation. All rights reserved.
+ * Licensed under the MIT License. See License.txt in the project root for
+ * license information.
+ *
+ * Code generated by Microsoft (R) AutoRest Code Generator.
+ * Changes may cause incorrect behavior and will be lost if the code is
+ * regenerated.
+ */
+
+'use strict';
+
+/**
+ * Describes the parameters of differencing disk settings that can be be
+ * specified for operating system disk. <br><br> NOTE: The differencing disk
+ * settings can only be specified for managed disk.
+ *
+ */
+class DiffDiskSettings {
+  /**
+   * Create a DiffDiskSettings.
+   * @member {string} [option] Specifies the differencing disk settings for
+   * operating system disk. Possible values include: 'Local'
+   */
+  constructor() {
+  }
+
+  /**
+   * Defines the metadata of DiffDiskSettings
+   *
+   * @returns {object} metadata of DiffDiskSettings
+   *
+   */
+  mapper() {
+    return {
+      required: false,
+      serializedName: 'DiffDiskSettings',
+      type: {
+        name: 'Composite',
+        className: 'DiffDiskSettings',
+        modelProperties: {
+          option: {
+            required: false,
+            serializedName: 'option',
+            type: {
+              name: 'String'
+            }
+          }
+        }
+      }
+    };
+  }
+}
+
+module.exports = DiffDiskSettings;
diff --git a/lib/services/computeManagement2/lib/models/index.d.ts b/lib/services/computeManagement2/lib/models/index.d.ts
index 224cc17e17..50d105461d 100644
--- a/lib/services/computeManagement2/lib/models/index.d.ts
+++ b/lib/services/computeManagement2/lib/models/index.d.ts
@@ -704,6 +704,21 @@ export interface VirtualHardDisk {
   uri?: string;
 }
 
+/**
+ * @class
+ * Initializes a new instance of the DiffDiskSettings class.
+ * @constructor
+ * Describes the parameters of differencing disk settings that can be be
+ * specified for operating system disk. <br><br> NOTE: The differencing disk
+ * settings can only be specified for managed disk.
+ *
+ * @member {string} [option] Specifies the differencing disk settings for
+ * operating system disk. Possible values include: 'Local'
+ */
+export interface DiffDiskSettings {
+  option?: string;
+}
+
 /**
  * @class
  * Initializes a new instance of the ManagedDiskParameters class.
@@ -766,6 +781,10 @@ export interface ManagedDiskParameters extends SubResource {
  * Premium storage**. Possible values include: 'None', 'ReadOnly', 'ReadWrite'
  * @member {boolean} [writeAcceleratorEnabled] Specifies whether
  * writeAccelerator should be enabled or disabled on the disk.
+ * @member {object} [diffDiskSettings] Specifies the differencing Disk Settings
+ * for the operating system disk used by the virtual machine.
+ * @member {string} [diffDiskSettings.option] Specifies the differencing disk
+ * settings for operating system disk. Possible values include: 'Local'
  * @member {string} createOption Specifies how the virtual machine should be
  * created.<br><br> Possible values are:<br><br> **Attach** \u2013 This value
  * is used when you are using a specialized disk to create the virtual
@@ -791,6 +810,7 @@ export interface OSDisk {
   image?: VirtualHardDisk;
   caching?: string;
   writeAcceleratorEnabled?: boolean;
+  diffDiskSettings?: DiffDiskSettings;
   createOption: string;
   diskSizeGB?: number;
   managedDisk?: ManagedDiskParameters;
@@ -913,6 +933,10 @@ export interface DataDisk {
  * 'ReadWrite'
  * @member {boolean} [osDisk.writeAcceleratorEnabled] Specifies whether
  * writeAccelerator should be enabled or disabled on the disk.
+ * @member {object} [osDisk.diffDiskSettings] Specifies the differencing Disk
+ * Settings for the operating system disk used by the virtual machine.
+ * @member {string} [osDisk.diffDiskSettings.option] Specifies the differencing
+ * disk settings for operating system disk. Possible values include: 'Local'
  * @member {string} [osDisk.createOption] Specifies how the virtual machine
  * should be created.<br><br> Possible values are:<br><br> **Attach** \u2013
  * This value is used when you are using a specialized disk to create the
@@ -1690,6 +1714,12 @@ export interface VirtualMachineInstanceView {
  * 'ReadOnly', 'ReadWrite'
  * @member {boolean} [storageProfile.osDisk.writeAcceleratorEnabled] Specifies
  * whether writeAccelerator should be enabled or disabled on the disk.
+ * @member {object} [storageProfile.osDisk.diffDiskSettings] Specifies the
+ * differencing Disk Settings for the operating system disk used by the virtual
+ * machine.
+ * @member {string} [storageProfile.osDisk.diffDiskSettings.option] Specifies
+ * the differencing disk settings for operating system disk. Possible values
+ * include: 'Local'
  * @member {string} [storageProfile.osDisk.createOption] Specifies how the
  * virtual machine should be created.<br><br> Possible values are:<br><br>
  * **Attach** \u2013 This value is used when you are using a specialized disk
@@ -2095,6 +2125,12 @@ export interface VirtualMachine extends Resource {
  * 'ReadOnly', 'ReadWrite'
  * @member {boolean} [storageProfile.osDisk.writeAcceleratorEnabled] Specifies
  * whether writeAccelerator should be enabled or disabled on the disk.
+ * @member {object} [storageProfile.osDisk.diffDiskSettings] Specifies the
+ * differencing Disk Settings for the operating system disk used by the virtual
+ * machine.
+ * @member {string} [storageProfile.osDisk.diffDiskSettings.option] Specifies
+ * the differencing disk settings for operating system disk. Possible values
+ * include: 'Local'
  * @member {string} [storageProfile.osDisk.createOption] Specifies how the
  * virtual machine should be created.<br><br> Possible values are:<br><br>
  * **Attach** \u2013 This value is used when you are using a specialized disk
@@ -2901,6 +2937,10 @@ export interface VirtualMachineScaleSetManagedDiskParameters {
  * the imageReference element described above. If you are using a marketplace
  * image, you  also use the plan element previously described. Possible values
  * include: 'FromImage', 'Empty', 'Attach'
+ * @member {object} [diffDiskSettings] Specifies the differencing Disk Settings
+ * for the operating system disk used by the virtual machine scale set.
+ * @member {string} [diffDiskSettings.option] Specifies the differencing disk
+ * settings for operating system disk. Possible values include: 'Local'
  * @member {number} [diskSizeGB] Specifies the size of the operating system
  * disk in gigabytes. This element can be used to overwrite the size of the
  * disk in a virtual machine image. <br><br> This value cannot be larger than
@@ -2925,6 +2965,7 @@ export interface VirtualMachineScaleSetOSDisk {
   caching?: string;
   writeAcceleratorEnabled?: boolean;
   createOption: string;
+  diffDiskSettings?: DiffDiskSettings;
   diskSizeGB?: number;
   osType?: string;
   image?: VirtualHardDisk;
@@ -3047,6 +3088,11 @@ export interface VirtualMachineScaleSetDataDisk {
  * the imageReference element described above. If you are using a marketplace
  * image, you  also use the plan element previously described. Possible values
  * include: 'FromImage', 'Empty', 'Attach'
+ * @member {object} [osDisk.diffDiskSettings] Specifies the differencing Disk
+ * Settings for the operating system disk used by the virtual machine scale
+ * set.
+ * @member {string} [osDisk.diffDiskSettings.option] Specifies the differencing
+ * disk settings for operating system disk. Possible values include: 'Local'
  * @member {number} [osDisk.diskSizeGB] Specifies the size of the operating
  * system disk in gigabytes. This element can be used to overwrite the size of
  * the disk in a virtual machine image. <br><br> This value cannot be larger
@@ -3625,6 +3671,12 @@ export interface VirtualMachineScaleSetExtensionProfile {
  * you also use the imageReference element described above. If you are using a
  * marketplace image, you  also use the plan element previously described.
  * Possible values include: 'FromImage', 'Empty', 'Attach'
+ * @member {object} [storageProfile.osDisk.diffDiskSettings] Specifies the
+ * differencing Disk Settings for the operating system disk used by the virtual
+ * machine scale set.
+ * @member {string} [storageProfile.osDisk.diffDiskSettings.option] Specifies
+ * the differencing disk settings for operating system disk. Possible values
+ * include: 'Local'
  * @member {number} [storageProfile.osDisk.diskSizeGB] Specifies the size of
  * the operating system disk in gigabytes. This element can be used to
  * overwrite the size of the disk in a virtual machine image. <br><br> This
@@ -4042,6 +4094,14 @@ export interface VirtualMachineScaleSetUpdateVMProfile {
  * described above. If you are using a marketplace image, you  also use the
  * plan element previously described. Possible values include: 'FromImage',
  * 'Empty', 'Attach'
+ * @member {object}
+ * [virtualMachineProfile.storageProfile.osDisk.diffDiskSettings] Specifies the
+ * differencing Disk Settings for the operating system disk used by the virtual
+ * machine scale set.
+ * @member {string}
+ * [virtualMachineProfile.storageProfile.osDisk.diffDiskSettings.option]
+ * Specifies the differencing disk settings for operating system disk. Possible
+ * values include: 'Local'
  * @member {number} [virtualMachineProfile.storageProfile.osDisk.diskSizeGB]
  * Specifies the size of the operating system disk in gigabytes. This element
  * can be used to overwrite the size of the disk in a virtual machine image.
@@ -5118,6 +5178,12 @@ export interface VirtualMachineScaleSetVMInstanceView {
  * 'ReadOnly', 'ReadWrite'
  * @member {boolean} [storageProfile.osDisk.writeAcceleratorEnabled] Specifies
  * whether writeAccelerator should be enabled or disabled on the disk.
+ * @member {object} [storageProfile.osDisk.diffDiskSettings] Specifies the
+ * differencing Disk Settings for the operating system disk used by the virtual
+ * machine.
+ * @member {string} [storageProfile.osDisk.diffDiskSettings.option] Specifies
+ * the differencing disk settings for operating system disk. Possible values
+ * include: 'Local'
  * @member {string} [storageProfile.osDisk.createOption] Specifies how the
  * virtual machine should be created.<br><br> Possible values are:<br><br>
  * **Attach** \u2013 This value is used when you are using a specialized disk
diff --git a/lib/services/computeManagement2/lib/models/index.js b/lib/services/computeManagement2/lib/models/index.js
index 53c9f67379..0e0ca87e8e 100644
--- a/lib/services/computeManagement2/lib/models/index.js
+++ b/lib/services/computeManagement2/lib/models/index.js
@@ -48,6 +48,7 @@ exports.KeyVaultSecretReference = require('./keyVaultSecretReference');
 exports.KeyVaultKeyReference = require('./keyVaultKeyReference');
 exports.DiskEncryptionSettings = require('./diskEncryptionSettings');
 exports.VirtualHardDisk = require('./virtualHardDisk');
+exports.DiffDiskSettings = require('./diffDiskSettings');
 exports.ManagedDiskParameters = require('./managedDiskParameters');
 exports.OSDisk = require('./oSDisk');
 exports.DataDisk = require('./dataDisk');
diff --git a/lib/services/computeManagement2/lib/models/oSDisk.js b/lib/services/computeManagement2/lib/models/oSDisk.js
index 7c553f0713..18e3a4c0dd 100644
--- a/lib/services/computeManagement2/lib/models/oSDisk.js
+++ b/lib/services/computeManagement2/lib/models/oSDisk.js
@@ -59,6 +59,10 @@ class OSDisk {
    * 'ReadWrite'
    * @member {boolean} [writeAcceleratorEnabled] Specifies whether
    * writeAccelerator should be enabled or disabled on the disk.
+   * @member {object} [diffDiskSettings] Specifies the differencing Disk
+   * Settings for the operating system disk used by the virtual machine.
+   * @member {string} [diffDiskSettings.option] Specifies the differencing disk
+   * settings for operating system disk. Possible values include: 'Local'
    * @member {string} createOption Specifies how the virtual machine should be
    * created.<br><br> Possible values are:<br><br> **Attach** \u2013 This value
    * is used when you are using a specialized disk to create the virtual
@@ -147,6 +151,14 @@ class OSDisk {
               name: 'Boolean'
             }
           },
+          diffDiskSettings: {
+            required: false,
+            serializedName: 'diffDiskSettings',
+            type: {
+              name: 'Composite',
+              className: 'DiffDiskSettings'
+            }
+          },
           createOption: {
             required: true,
             serializedName: 'createOption',
diff --git a/lib/services/computeManagement2/lib/models/storageProfile.js b/lib/services/computeManagement2/lib/models/storageProfile.js
index 42c1cdb5e0..cf4f2ce1e7 100644
--- a/lib/services/computeManagement2/lib/models/storageProfile.js
+++ b/lib/services/computeManagement2/lib/models/storageProfile.js
@@ -77,6 +77,11 @@ class StorageProfile {
    * 'ReadOnly', 'ReadWrite'
    * @member {boolean} [osDisk.writeAcceleratorEnabled] Specifies whether
    * writeAccelerator should be enabled or disabled on the disk.
+   * @member {object} [osDisk.diffDiskSettings] Specifies the differencing Disk
+   * Settings for the operating system disk used by the virtual machine.
+   * @member {string} [osDisk.diffDiskSettings.option] Specifies the
+   * differencing disk settings for operating system disk. Possible values
+   * include: 'Local'
    * @member {string} [osDisk.createOption] Specifies how the virtual machine
    * should be created.<br><br> Possible values are:<br><br> **Attach** \u2013
    * This value is used when you are using a specialized disk to create the
diff --git a/lib/services/computeManagement2/lib/models/virtualMachine.js b/lib/services/computeManagement2/lib/models/virtualMachine.js
index 1bfd785c30..90fb803d07 100644
--- a/lib/services/computeManagement2/lib/models/virtualMachine.js
+++ b/lib/services/computeManagement2/lib/models/virtualMachine.js
@@ -170,6 +170,12 @@ class VirtualMachine extends models['Resource'] {
    * @member {boolean} [storageProfile.osDisk.writeAcceleratorEnabled]
    * Specifies whether writeAccelerator should be enabled or disabled on the
    * disk.
+   * @member {object} [storageProfile.osDisk.diffDiskSettings] Specifies the
+   * differencing Disk Settings for the operating system disk used by the
+   * virtual machine.
+   * @member {string} [storageProfile.osDisk.diffDiskSettings.option] Specifies
+   * the differencing disk settings for operating system disk. Possible values
+   * include: 'Local'
    * @member {string} [storageProfile.osDisk.createOption] Specifies how the
    * virtual machine should be created.<br><br> Possible values are:<br><br>
    * **Attach** \u2013 This value is used when you are using a specialized disk
diff --git a/lib/services/computeManagement2/lib/models/virtualMachineScaleSet.js b/lib/services/computeManagement2/lib/models/virtualMachineScaleSet.js
index 648247509e..caa782259a 100644
--- a/lib/services/computeManagement2/lib/models/virtualMachineScaleSet.js
+++ b/lib/services/computeManagement2/lib/models/virtualMachineScaleSet.js
@@ -231,6 +231,14 @@ class VirtualMachineScaleSet extends models['Resource'] {
    * image, you also use the imageReference element described above. If you are
    * using a marketplace image, you  also use the plan element previously
    * described. Possible values include: 'FromImage', 'Empty', 'Attach'
+   * @member {object}
+   * [virtualMachineProfile.storageProfile.osDisk.diffDiskSettings] Specifies
+   * the differencing Disk Settings for the operating system disk used by the
+   * virtual machine scale set.
+   * @member {string}
+   * [virtualMachineProfile.storageProfile.osDisk.diffDiskSettings.option]
+   * Specifies the differencing disk settings for operating system disk.
+   * Possible values include: 'Local'
    * @member {number} [virtualMachineProfile.storageProfile.osDisk.diskSizeGB]
    * Specifies the size of the operating system disk in gigabytes. This element
    * can be used to overwrite the size of the disk in a virtual machine image.
diff --git a/lib/services/computeManagement2/lib/models/virtualMachineScaleSetOSDisk.js b/lib/services/computeManagement2/lib/models/virtualMachineScaleSetOSDisk.js
index c604d7389a..d1cbfc3320 100644
--- a/lib/services/computeManagement2/lib/models/virtualMachineScaleSetOSDisk.js
+++ b/lib/services/computeManagement2/lib/models/virtualMachineScaleSetOSDisk.js
@@ -32,6 +32,11 @@ class VirtualMachineScaleSetOSDisk {
    * use the imageReference element described above. If you are using a
    * marketplace image, you  also use the plan element previously described.
    * Possible values include: 'FromImage', 'Empty', 'Attach'
+   * @member {object} [diffDiskSettings] Specifies the differencing Disk
+   * Settings for the operating system disk used by the virtual machine scale
+   * set.
+   * @member {string} [diffDiskSettings.option] Specifies the differencing disk
+   * settings for operating system disk. Possible values include: 'Local'
    * @member {number} [diskSizeGB] Specifies the size of the operating system
    * disk in gigabytes. This element can be used to overwrite the size of the
    * disk in a virtual machine image. <br><br> This value cannot be larger than
@@ -97,6 +102,14 @@ class VirtualMachineScaleSetOSDisk {
               name: 'String'
             }
           },
+          diffDiskSettings: {
+            required: false,
+            serializedName: 'diffDiskSettings',
+            type: {
+              name: 'Composite',
+              className: 'DiffDiskSettings'
+            }
+          },
           diskSizeGB: {
             required: false,
             serializedName: 'diskSizeGB',
diff --git a/lib/services/computeManagement2/lib/models/virtualMachineScaleSetStorageProfile.js b/lib/services/computeManagement2/lib/models/virtualMachineScaleSetStorageProfile.js
index 5196601dfb..9baa4fc435 100644
--- a/lib/services/computeManagement2/lib/models/virtualMachineScaleSetStorageProfile.js
+++ b/lib/services/computeManagement2/lib/models/virtualMachineScaleSetStorageProfile.js
@@ -52,6 +52,12 @@ class VirtualMachineScaleSetStorageProfile {
    * use the imageReference element described above. If you are using a
    * marketplace image, you  also use the plan element previously described.
    * Possible values include: 'FromImage', 'Empty', 'Attach'
+   * @member {object} [osDisk.diffDiskSettings] Specifies the differencing Disk
+   * Settings for the operating system disk used by the virtual machine scale
+   * set.
+   * @member {string} [osDisk.diffDiskSettings.option] Specifies the
+   * differencing disk settings for operating system disk. Possible values
+   * include: 'Local'
    * @member {number} [osDisk.diskSizeGB] Specifies the size of the operating
    * system disk in gigabytes. This element can be used to overwrite the size
    * of the disk in a virtual machine image. <br><br> This value cannot be
diff --git a/lib/services/computeManagement2/lib/models/virtualMachineScaleSetVM.js b/lib/services/computeManagement2/lib/models/virtualMachineScaleSetVM.js
index 3376670278..d62df99b7d 100644
--- a/lib/services/computeManagement2/lib/models/virtualMachineScaleSetVM.js
+++ b/lib/services/computeManagement2/lib/models/virtualMachineScaleSetVM.js
@@ -234,6 +234,12 @@ class VirtualMachineScaleSetVM extends models['Resource'] {
    * @member {boolean} [storageProfile.osDisk.writeAcceleratorEnabled]
    * Specifies whether writeAccelerator should be enabled or disabled on the
    * disk.
+   * @member {object} [storageProfile.osDisk.diffDiskSettings] Specifies the
+   * differencing Disk Settings for the operating system disk used by the
+   * virtual machine.
+   * @member {string} [storageProfile.osDisk.diffDiskSettings.option] Specifies
+   * the differencing disk settings for operating system disk. Possible values
+   * include: 'Local'
    * @member {string} [storageProfile.osDisk.createOption] Specifies how the
    * virtual machine should be created.<br><br> Possible values are:<br><br>
    * **Attach** \u2013 This value is used when you are using a specialized disk
diff --git a/lib/services/computeManagement2/lib/models/virtualMachineScaleSetVMProfile.js b/lib/services/computeManagement2/lib/models/virtualMachineScaleSetVMProfile.js
index 62c9b40196..fabc7a079a 100644
--- a/lib/services/computeManagement2/lib/models/virtualMachineScaleSetVMProfile.js
+++ b/lib/services/computeManagement2/lib/models/virtualMachineScaleSetVMProfile.js
@@ -141,6 +141,12 @@ class VirtualMachineScaleSetVMProfile {
    * image, you also use the imageReference element described above. If you are
    * using a marketplace image, you  also use the plan element previously
    * described. Possible values include: 'FromImage', 'Empty', 'Attach'
+   * @member {object} [storageProfile.osDisk.diffDiskSettings] Specifies the
+   * differencing Disk Settings for the operating system disk used by the
+   * virtual machine scale set.
+   * @member {string} [storageProfile.osDisk.diffDiskSettings.option] Specifies
+   * the differencing disk settings for operating system disk. Possible values
+   * include: 'Local'
    * @member {number} [storageProfile.osDisk.diskSizeGB] Specifies the size of
    * the operating system disk in gigabytes. This element can be used to
    * overwrite the size of the disk in a virtual machine image. <br><br> This
diff --git a/lib/services/computeManagement2/lib/models/virtualMachineUpdate.js b/lib/services/computeManagement2/lib/models/virtualMachineUpdate.js
index e0e1277183..21df6c9fcd 100644
--- a/lib/services/computeManagement2/lib/models/virtualMachineUpdate.js
+++ b/lib/services/computeManagement2/lib/models/virtualMachineUpdate.js
@@ -170,6 +170,12 @@ class VirtualMachineUpdate extends models['UpdateResource'] {
    * @member {boolean} [storageProfile.osDisk.writeAcceleratorEnabled]
    * Specifies whether writeAccelerator should be enabled or disabled on the
    * disk.
+   * @member {object} [storageProfile.osDisk.diffDiskSettings] Specifies the
+   * differencing Disk Settings for the operating system disk used by the
+   * virtual machine.
+   * @member {string} [storageProfile.osDisk.diffDiskSettings.option] Specifies
+   * the differencing disk settings for operating system disk. Possible values
+   * include: 'Local'
    * @member {string} [storageProfile.osDisk.createOption] Specifies how the
    * virtual machine should be created.<br><br> Possible values are:<br><br>
    * **Attach** \u2013 This value is used when you are using a specialized disk
diff --git a/lib/services/computeManagement2/lib/operations/index.d.ts b/lib/services/computeManagement2/lib/operations/index.d.ts
index be29115991..2730954feb 100644
--- a/lib/services/computeManagement2/lib/operations/index.d.ts
+++ b/lib/services/computeManagement2/lib/operations/index.d.ts
@@ -3742,6 +3742,14 @@ export interface VirtualMachines {
      * Specifies whether writeAccelerator should be enabled or disabled on the
      * disk.
      *
+     * @param {object} [parameters.storageProfile.osDisk.diffDiskSettings]
+     * Specifies the differencing Disk Settings for the operating system disk used
+     * by the virtual machine.
+     *
+     * @param {string} [parameters.storageProfile.osDisk.diffDiskSettings.option]
+     * Specifies the differencing disk settings for operating system disk. Possible
+     * values include: 'Local'
+     *
      * @param {string} parameters.storageProfile.osDisk.createOption Specifies how
      * the virtual machine should be created.<br><br> Possible values are:<br><br>
      * **Attach** \u2013 This value is used when you are using a specialized disk
@@ -4160,6 +4168,14 @@ export interface VirtualMachines {
      * Specifies whether writeAccelerator should be enabled or disabled on the
      * disk.
      *
+     * @param {object} [parameters.storageProfile.osDisk.diffDiskSettings]
+     * Specifies the differencing Disk Settings for the operating system disk used
+     * by the virtual machine.
+     *
+     * @param {string} [parameters.storageProfile.osDisk.diffDiskSettings.option]
+     * Specifies the differencing disk settings for operating system disk. Possible
+     * values include: 'Local'
+     *
      * @param {string} parameters.storageProfile.osDisk.createOption Specifies how
      * the virtual machine should be created.<br><br> Possible values are:<br><br>
      * **Attach** \u2013 This value is used when you are using a specialized disk
@@ -4597,6 +4613,14 @@ export interface VirtualMachines {
      * Specifies whether writeAccelerator should be enabled or disabled on the
      * disk.
      *
+     * @param {object} [parameters.storageProfile.osDisk.diffDiskSettings]
+     * Specifies the differencing Disk Settings for the operating system disk used
+     * by the virtual machine.
+     *
+     * @param {string} [parameters.storageProfile.osDisk.diffDiskSettings.option]
+     * Specifies the differencing disk settings for operating system disk. Possible
+     * values include: 'Local'
+     *
      * @param {string} parameters.storageProfile.osDisk.createOption Specifies how
      * the virtual machine should be created.<br><br> Possible values are:<br><br>
      * **Attach** \u2013 This value is used when you are using a specialized disk
@@ -5013,6 +5037,14 @@ export interface VirtualMachines {
      * Specifies whether writeAccelerator should be enabled or disabled on the
      * disk.
      *
+     * @param {object} [parameters.storageProfile.osDisk.diffDiskSettings]
+     * Specifies the differencing Disk Settings for the operating system disk used
+     * by the virtual machine.
+     *
+     * @param {string} [parameters.storageProfile.osDisk.diffDiskSettings.option]
+     * Specifies the differencing disk settings for operating system disk. Possible
+     * values include: 'Local'
+     *
      * @param {string} parameters.storageProfile.osDisk.createOption Specifies how
      * the virtual machine should be created.<br><br> Possible values are:<br><br>
      * **Attach** \u2013 This value is used when you are using a specialized disk
@@ -6444,6 +6476,14 @@ export interface VirtualMachines {
      * Specifies whether writeAccelerator should be enabled or disabled on the
      * disk.
      *
+     * @param {object} [parameters.storageProfile.osDisk.diffDiskSettings]
+     * Specifies the differencing Disk Settings for the operating system disk used
+     * by the virtual machine.
+     *
+     * @param {string} [parameters.storageProfile.osDisk.diffDiskSettings.option]
+     * Specifies the differencing disk settings for operating system disk. Possible
+     * values include: 'Local'
+     *
      * @param {string} parameters.storageProfile.osDisk.createOption Specifies how
      * the virtual machine should be created.<br><br> Possible values are:<br><br>
      * **Attach** \u2013 This value is used when you are using a specialized disk
@@ -6862,6 +6902,14 @@ export interface VirtualMachines {
      * Specifies whether writeAccelerator should be enabled or disabled on the
      * disk.
      *
+     * @param {object} [parameters.storageProfile.osDisk.diffDiskSettings]
+     * Specifies the differencing Disk Settings for the operating system disk used
+     * by the virtual machine.
+     *
+     * @param {string} [parameters.storageProfile.osDisk.diffDiskSettings.option]
+     * Specifies the differencing disk settings for operating system disk. Possible
+     * values include: 'Local'
+     *
      * @param {string} parameters.storageProfile.osDisk.createOption Specifies how
      * the virtual machine should be created.<br><br> Possible values are:<br><br>
      * **Attach** \u2013 This value is used when you are using a specialized disk
@@ -7299,6 +7347,14 @@ export interface VirtualMachines {
      * Specifies whether writeAccelerator should be enabled or disabled on the
      * disk.
      *
+     * @param {object} [parameters.storageProfile.osDisk.diffDiskSettings]
+     * Specifies the differencing Disk Settings for the operating system disk used
+     * by the virtual machine.
+     *
+     * @param {string} [parameters.storageProfile.osDisk.diffDiskSettings.option]
+     * Specifies the differencing disk settings for operating system disk. Possible
+     * values include: 'Local'
+     *
      * @param {string} parameters.storageProfile.osDisk.createOption Specifies how
      * the virtual machine should be created.<br><br> Possible values are:<br><br>
      * **Attach** \u2013 This value is used when you are using a specialized disk
@@ -7715,6 +7771,14 @@ export interface VirtualMachines {
      * Specifies whether writeAccelerator should be enabled or disabled on the
      * disk.
      *
+     * @param {object} [parameters.storageProfile.osDisk.diffDiskSettings]
+     * Specifies the differencing Disk Settings for the operating system disk used
+     * by the virtual machine.
+     *
+     * @param {string} [parameters.storageProfile.osDisk.diffDiskSettings.option]
+     * Specifies the differencing disk settings for operating system disk. Possible
+     * values include: 'Local'
+     *
      * @param {string} parameters.storageProfile.osDisk.createOption Specifies how
      * the virtual machine should be created.<br><br> Possible values are:<br><br>
      * **Attach** \u2013 This value is used when you are using a specialized disk
@@ -8926,6 +8990,16 @@ export interface VirtualMachineScaleSets {
      * plan element previously described. Possible values include: 'FromImage',
      * 'Empty', 'Attach'
      *
+     * @param {object}
+     * [parameters.virtualMachineProfile.storageProfile.osDisk.diffDiskSettings]
+     * Specifies the differencing Disk Settings for the operating system disk used
+     * by the virtual machine scale set.
+     *
+     * @param {string}
+     * [parameters.virtualMachineProfile.storageProfile.osDisk.diffDiskSettings.option]
+     * Specifies the differencing disk settings for operating system disk. Possible
+     * values include: 'Local'
+     *
      * @param {number}
      * [parameters.virtualMachineProfile.storageProfile.osDisk.diskSizeGB]
      * Specifies the size of the operating system disk in gigabytes. This element
@@ -9376,6 +9450,16 @@ export interface VirtualMachineScaleSets {
      * plan element previously described. Possible values include: 'FromImage',
      * 'Empty', 'Attach'
      *
+     * @param {object}
+     * [parameters.virtualMachineProfile.storageProfile.osDisk.diffDiskSettings]
+     * Specifies the differencing Disk Settings for the operating system disk used
+     * by the virtual machine scale set.
+     *
+     * @param {string}
+     * [parameters.virtualMachineProfile.storageProfile.osDisk.diffDiskSettings.option]
+     * Specifies the differencing disk settings for operating system disk. Possible
+     * values include: 'Local'
+     *
      * @param {number}
      * [parameters.virtualMachineProfile.storageProfile.osDisk.diskSizeGB]
      * Specifies the size of the operating system disk in gigabytes. This element
@@ -11657,6 +11741,16 @@ export interface VirtualMachineScaleSets {
      * plan element previously described. Possible values include: 'FromImage',
      * 'Empty', 'Attach'
      *
+     * @param {object}
+     * [parameters.virtualMachineProfile.storageProfile.osDisk.diffDiskSettings]
+     * Specifies the differencing Disk Settings for the operating system disk used
+     * by the virtual machine scale set.
+     *
+     * @param {string}
+     * [parameters.virtualMachineProfile.storageProfile.osDisk.diffDiskSettings.option]
+     * Specifies the differencing disk settings for operating system disk. Possible
+     * values include: 'Local'
+     *
      * @param {number}
      * [parameters.virtualMachineProfile.storageProfile.osDisk.diskSizeGB]
      * Specifies the size of the operating system disk in gigabytes. This element
@@ -12107,6 +12201,16 @@ export interface VirtualMachineScaleSets {
      * plan element previously described. Possible values include: 'FromImage',
      * 'Empty', 'Attach'
      *
+     * @param {object}
+     * [parameters.virtualMachineProfile.storageProfile.osDisk.diffDiskSettings]
+     * Specifies the differencing Disk Settings for the operating system disk used
+     * by the virtual machine scale set.
+     *
+     * @param {string}
+     * [parameters.virtualMachineProfile.storageProfile.osDisk.diffDiskSettings.option]
+     * Specifies the differencing disk settings for operating system disk. Possible
+     * values include: 'Local'
+     *
      * @param {number}
      * [parameters.virtualMachineProfile.storageProfile.osDisk.diskSizeGB]
      * Specifies the size of the operating system disk in gigabytes. This element
@@ -15313,6 +15417,14 @@ export interface VirtualMachineScaleSetVMs {
      * Specifies whether writeAccelerator should be enabled or disabled on the
      * disk.
      *
+     * @param {object} [parameters.storageProfile.osDisk.diffDiskSettings]
+     * Specifies the differencing Disk Settings for the operating system disk used
+     * by the virtual machine.
+     *
+     * @param {string} [parameters.storageProfile.osDisk.diffDiskSettings.option]
+     * Specifies the differencing disk settings for operating system disk. Possible
+     * values include: 'Local'
+     *
      * @param {string} parameters.storageProfile.osDisk.createOption Specifies how
      * the virtual machine should be created.<br><br> Possible values are:<br><br>
      * **Attach** \u2013 This value is used when you are using a specialized disk
@@ -15719,6 +15831,14 @@ export interface VirtualMachineScaleSetVMs {
      * Specifies whether writeAccelerator should be enabled or disabled on the
      * disk.
      *
+     * @param {object} [parameters.storageProfile.osDisk.diffDiskSettings]
+     * Specifies the differencing Disk Settings for the operating system disk used
+     * by the virtual machine.
+     *
+     * @param {string} [parameters.storageProfile.osDisk.diffDiskSettings.option]
+     * Specifies the differencing disk settings for operating system disk. Possible
+     * values include: 'Local'
+     *
      * @param {string} parameters.storageProfile.osDisk.createOption Specifies how
      * the virtual machine should be created.<br><br> Possible values are:<br><br>
      * **Attach** \u2013 This value is used when you are using a specialized disk
@@ -17002,6 +17122,14 @@ export interface VirtualMachineScaleSetVMs {
      * Specifies whether writeAccelerator should be enabled or disabled on the
      * disk.
      *
+     * @param {object} [parameters.storageProfile.osDisk.diffDiskSettings]
+     * Specifies the differencing Disk Settings for the operating system disk used
+     * by the virtual machine.
+     *
+     * @param {string} [parameters.storageProfile.osDisk.diffDiskSettings.option]
+     * Specifies the differencing disk settings for operating system disk. Possible
+     * values include: 'Local'
+     *
      * @param {string} parameters.storageProfile.osDisk.createOption Specifies how
      * the virtual machine should be created.<br><br> Possible values are:<br><br>
      * **Attach** \u2013 This value is used when you are using a specialized disk
@@ -17408,6 +17536,14 @@ export interface VirtualMachineScaleSetVMs {
      * Specifies whether writeAccelerator should be enabled or disabled on the
      * disk.
      *
+     * @param {object} [parameters.storageProfile.osDisk.diffDiskSettings]
+     * Specifies the differencing Disk Settings for the operating system disk used
+     * by the virtual machine.
+     *
+     * @param {string} [parameters.storageProfile.osDisk.diffDiskSettings.option]
+     * Specifies the differencing disk settings for operating system disk. Possible
+     * values include: 'Local'
+     *
      * @param {string} parameters.storageProfile.osDisk.createOption Specifies how
      * the virtual machine should be created.<br><br> Possible values are:<br><br>
      * **Attach** \u2013 This value is used when you are using a specialized disk
diff --git a/lib/services/computeManagement2/lib/operations/virtualMachineScaleSetVMs.js b/lib/services/computeManagement2/lib/operations/virtualMachineScaleSetVMs.js
index 2301b99558..aaec8ded4d 100644
--- a/lib/services/computeManagement2/lib/operations/virtualMachineScaleSetVMs.js
+++ b/lib/services/computeManagement2/lib/operations/virtualMachineScaleSetVMs.js
@@ -384,6 +384,14 @@ function _deallocate(resourceGroupName, vmScaleSetName, instanceId, options, cal
  * Specifies whether writeAccelerator should be enabled or disabled on the
  * disk.
  *
+ * @param {object} [parameters.storageProfile.osDisk.diffDiskSettings]
+ * Specifies the differencing Disk Settings for the operating system disk used
+ * by the virtual machine.
+ *
+ * @param {string} [parameters.storageProfile.osDisk.diffDiskSettings.option]
+ * Specifies the differencing disk settings for operating system disk. Possible
+ * values include: 'Local'
+ *
  * @param {string} parameters.storageProfile.osDisk.createOption Specifies how
  * the virtual machine should be created.<br><br> Possible values are:<br><br>
  * **Attach** \u2013 This value is used when you are using a specialized disk
@@ -2200,6 +2208,14 @@ function _beginDeallocate(resourceGroupName, vmScaleSetName, instanceId, options
  * Specifies whether writeAccelerator should be enabled or disabled on the
  * disk.
  *
+ * @param {object} [parameters.storageProfile.osDisk.diffDiskSettings]
+ * Specifies the differencing Disk Settings for the operating system disk used
+ * by the virtual machine.
+ *
+ * @param {string} [parameters.storageProfile.osDisk.diffDiskSettings.option]
+ * Specifies the differencing disk settings for operating system disk. Possible
+ * values include: 'Local'
+ *
  * @param {string} parameters.storageProfile.osDisk.createOption Specifies how
  * the virtual machine should be created.<br><br> Possible values are:<br><br>
  * **Attach** \u2013 This value is used when you are using a specialized disk
@@ -4173,6 +4189,14 @@ class VirtualMachineScaleSetVMs {
    * Specifies whether writeAccelerator should be enabled or disabled on the
    * disk.
    *
+   * @param {object} [parameters.storageProfile.osDisk.diffDiskSettings]
+   * Specifies the differencing Disk Settings for the operating system disk used
+   * by the virtual machine.
+   *
+   * @param {string} [parameters.storageProfile.osDisk.diffDiskSettings.option]
+   * Specifies the differencing disk settings for operating system disk. Possible
+   * values include: 'Local'
+   *
    * @param {string} parameters.storageProfile.osDisk.createOption Specifies how
    * the virtual machine should be created.<br><br> Possible values are:<br><br>
    * **Attach** \u2013 This value is used when you are using a specialized disk
@@ -4591,6 +4615,14 @@ class VirtualMachineScaleSetVMs {
    * Specifies whether writeAccelerator should be enabled or disabled on the
    * disk.
    *
+   * @param {object} [parameters.storageProfile.osDisk.diffDiskSettings]
+   * Specifies the differencing Disk Settings for the operating system disk used
+   * by the virtual machine.
+   *
+   * @param {string} [parameters.storageProfile.osDisk.diffDiskSettings.option]
+   * Specifies the differencing disk settings for operating system disk. Possible
+   * values include: 'Local'
+   *
    * @param {string} parameters.storageProfile.osDisk.createOption Specifies how
    * the virtual machine should be created.<br><br> Possible values are:<br><br>
    * **Attach** \u2013 This value is used when you are using a specialized disk
@@ -6240,6 +6272,14 @@ class VirtualMachineScaleSetVMs {
    * Specifies whether writeAccelerator should be enabled or disabled on the
    * disk.
    *
+   * @param {object} [parameters.storageProfile.osDisk.diffDiskSettings]
+   * Specifies the differencing Disk Settings for the operating system disk used
+   * by the virtual machine.
+   *
+   * @param {string} [parameters.storageProfile.osDisk.diffDiskSettings.option]
+   * Specifies the differencing disk settings for operating system disk. Possible
+   * values include: 'Local'
+   *
    * @param {string} parameters.storageProfile.osDisk.createOption Specifies how
    * the virtual machine should be created.<br><br> Possible values are:<br><br>
    * **Attach** \u2013 This value is used when you are using a specialized disk
@@ -6658,6 +6698,14 @@ class VirtualMachineScaleSetVMs {
    * Specifies whether writeAccelerator should be enabled or disabled on the
    * disk.
    *
+   * @param {object} [parameters.storageProfile.osDisk.diffDiskSettings]
+   * Specifies the differencing Disk Settings for the operating system disk used
+   * by the virtual machine.
+   *
+   * @param {string} [parameters.storageProfile.osDisk.diffDiskSettings.option]
+   * Specifies the differencing disk settings for operating system disk. Possible
+   * values include: 'Local'
+   *
    * @param {string} parameters.storageProfile.osDisk.createOption Specifies how
    * the virtual machine should be created.<br><br> Possible values are:<br><br>
    * **Attach** \u2013 This value is used when you are using a specialized disk
diff --git a/lib/services/computeManagement2/lib/operations/virtualMachineScaleSets.js b/lib/services/computeManagement2/lib/operations/virtualMachineScaleSets.js
index 46ee6b130a..e650964d48 100644
--- a/lib/services/computeManagement2/lib/operations/virtualMachineScaleSets.js
+++ b/lib/services/computeManagement2/lib/operations/virtualMachineScaleSets.js
@@ -295,6 +295,16 @@ const WebResource = msRest.WebResource;
  * plan element previously described. Possible values include: 'FromImage',
  * 'Empty', 'Attach'
  *
+ * @param {object}
+ * [parameters.virtualMachineProfile.storageProfile.osDisk.diffDiskSettings]
+ * Specifies the differencing Disk Settings for the operating system disk used
+ * by the virtual machine scale set.
+ *
+ * @param {string}
+ * [parameters.virtualMachineProfile.storageProfile.osDisk.diffDiskSettings.option]
+ * Specifies the differencing disk settings for operating system disk. Possible
+ * values include: 'Local'
+ *
  * @param {number}
  * [parameters.virtualMachineProfile.storageProfile.osDisk.diskSizeGB]
  * Specifies the size of the operating system disk in gigabytes. This element
@@ -2921,6 +2931,16 @@ function _forceRecoveryServiceFabricPlatformUpdateDomainWalk(resourceGroupName,
  * plan element previously described. Possible values include: 'FromImage',
  * 'Empty', 'Attach'
  *
+ * @param {object}
+ * [parameters.virtualMachineProfile.storageProfile.osDisk.diffDiskSettings]
+ * Specifies the differencing Disk Settings for the operating system disk used
+ * by the virtual machine scale set.
+ *
+ * @param {string}
+ * [parameters.virtualMachineProfile.storageProfile.osDisk.diffDiskSettings.option]
+ * Specifies the differencing disk settings for operating system disk. Possible
+ * values include: 'Local'
+ *
  * @param {number}
  * [parameters.virtualMachineProfile.storageProfile.osDisk.diskSizeGB]
  * Specifies the size of the operating system disk in gigabytes. This element
@@ -6243,6 +6263,16 @@ class VirtualMachineScaleSets {
    * plan element previously described. Possible values include: 'FromImage',
    * 'Empty', 'Attach'
    *
+   * @param {object}
+   * [parameters.virtualMachineProfile.storageProfile.osDisk.diffDiskSettings]
+   * Specifies the differencing Disk Settings for the operating system disk used
+   * by the virtual machine scale set.
+   *
+   * @param {string}
+   * [parameters.virtualMachineProfile.storageProfile.osDisk.diffDiskSettings.option]
+   * Specifies the differencing disk settings for operating system disk. Possible
+   * values include: 'Local'
+   *
    * @param {number}
    * [parameters.virtualMachineProfile.storageProfile.osDisk.diskSizeGB]
    * Specifies the size of the operating system disk in gigabytes. This element
@@ -6705,6 +6735,16 @@ class VirtualMachineScaleSets {
    * plan element previously described. Possible values include: 'FromImage',
    * 'Empty', 'Attach'
    *
+   * @param {object}
+   * [parameters.virtualMachineProfile.storageProfile.osDisk.diffDiskSettings]
+   * Specifies the differencing Disk Settings for the operating system disk used
+   * by the virtual machine scale set.
+   *
+   * @param {string}
+   * [parameters.virtualMachineProfile.storageProfile.osDisk.diffDiskSettings.option]
+   * Specifies the differencing disk settings for operating system disk. Possible
+   * values include: 'Local'
+   *
    * @param {number}
    * [parameters.virtualMachineProfile.storageProfile.osDisk.diskSizeGB]
    * Specifies the size of the operating system disk in gigabytes. This element
@@ -9514,6 +9554,16 @@ class VirtualMachineScaleSets {
    * plan element previously described. Possible values include: 'FromImage',
    * 'Empty', 'Attach'
    *
+   * @param {object}
+   * [parameters.virtualMachineProfile.storageProfile.osDisk.diffDiskSettings]
+   * Specifies the differencing Disk Settings for the operating system disk used
+   * by the virtual machine scale set.
+   *
+   * @param {string}
+   * [parameters.virtualMachineProfile.storageProfile.osDisk.diffDiskSettings.option]
+   * Specifies the differencing disk settings for operating system disk. Possible
+   * values include: 'Local'
+   *
    * @param {number}
    * [parameters.virtualMachineProfile.storageProfile.osDisk.diskSizeGB]
    * Specifies the size of the operating system disk in gigabytes. This element
@@ -9976,6 +10026,16 @@ class VirtualMachineScaleSets {
    * plan element previously described. Possible values include: 'FromImage',
    * 'Empty', 'Attach'
    *
+   * @param {object}
+   * [parameters.virtualMachineProfile.storageProfile.osDisk.diffDiskSettings]
+   * Specifies the differencing Disk Settings for the operating system disk used
+   * by the virtual machine scale set.
+   *
+   * @param {string}
+   * [parameters.virtualMachineProfile.storageProfile.osDisk.diffDiskSettings.option]
+   * Specifies the differencing disk settings for operating system disk. Possible
+   * values include: 'Local'
+   *
    * @param {number}
    * [parameters.virtualMachineProfile.storageProfile.osDisk.diskSizeGB]
    * Specifies the size of the operating system disk in gigabytes. This element
diff --git a/lib/services/computeManagement2/lib/operations/virtualMachines.js b/lib/services/computeManagement2/lib/operations/virtualMachines.js
index 4d242989e0..24c9fc4048 100644
--- a/lib/services/computeManagement2/lib/operations/virtualMachines.js
+++ b/lib/services/computeManagement2/lib/operations/virtualMachines.js
@@ -291,6 +291,14 @@ function _capture(resourceGroupName, vmName, parameters, options, callback) {
  * Specifies whether writeAccelerator should be enabled or disabled on the
  * disk.
  *
+ * @param {object} [parameters.storageProfile.osDisk.diffDiskSettings]
+ * Specifies the differencing Disk Settings for the operating system disk used
+ * by the virtual machine.
+ *
+ * @param {string} [parameters.storageProfile.osDisk.diffDiskSettings.option]
+ * Specifies the differencing disk settings for operating system disk. Possible
+ * values include: 'Local'
+ *
  * @param {string} parameters.storageProfile.osDisk.createOption Specifies how
  * the virtual machine should be created.<br><br> Possible values are:<br><br>
  * **Attach** \u2013 This value is used when you are using a specialized disk
@@ -767,6 +775,14 @@ function _createOrUpdate(resourceGroupName, vmName, parameters, options, callbac
  * Specifies whether writeAccelerator should be enabled or disabled on the
  * disk.
  *
+ * @param {object} [parameters.storageProfile.osDisk.diffDiskSettings]
+ * Specifies the differencing Disk Settings for the operating system disk used
+ * by the virtual machine.
+ *
+ * @param {string} [parameters.storageProfile.osDisk.diffDiskSettings.option]
+ * Specifies the differencing disk settings for operating system disk. Possible
+ * values include: 'Local'
+ *
  * @param {string} parameters.storageProfile.osDisk.createOption Specifies how
  * the virtual machine should be created.<br><br> Possible values are:<br><br>
  * **Attach** \u2013 This value is used when you are using a specialized disk
@@ -2853,6 +2869,14 @@ function _beginCapture(resourceGroupName, vmName, parameters, options, callback)
  * Specifies whether writeAccelerator should be enabled or disabled on the
  * disk.
  *
+ * @param {object} [parameters.storageProfile.osDisk.diffDiskSettings]
+ * Specifies the differencing Disk Settings for the operating system disk used
+ * by the virtual machine.
+ *
+ * @param {string} [parameters.storageProfile.osDisk.diffDiskSettings.option]
+ * Specifies the differencing disk settings for operating system disk. Possible
+ * values include: 'Local'
+ *
  * @param {string} parameters.storageProfile.osDisk.createOption Specifies how
  * the virtual machine should be created.<br><br> Possible values are:<br><br>
  * **Attach** \u2013 This value is used when you are using a specialized disk
@@ -3428,6 +3452,14 @@ function _beginCreateOrUpdate(resourceGroupName, vmName, parameters, options, ca
  * Specifies whether writeAccelerator should be enabled or disabled on the
  * disk.
  *
+ * @param {object} [parameters.storageProfile.osDisk.diffDiskSettings]
+ * Specifies the differencing Disk Settings for the operating system disk used
+ * by the virtual machine.
+ *
+ * @param {string} [parameters.storageProfile.osDisk.diffDiskSettings.option]
+ * Specifies the differencing disk settings for operating system disk. Possible
+ * values include: 'Local'
+ *
  * @param {string} parameters.storageProfile.osDisk.createOption Specifies how
  * the virtual machine should be created.<br><br> Possible values are:<br><br>
  * **Attach** \u2013 This value is used when you are using a specialized disk
@@ -5588,6 +5620,14 @@ class VirtualMachines {
    * Specifies whether writeAccelerator should be enabled or disabled on the
    * disk.
    *
+   * @param {object} [parameters.storageProfile.osDisk.diffDiskSettings]
+   * Specifies the differencing Disk Settings for the operating system disk used
+   * by the virtual machine.
+   *
+   * @param {string} [parameters.storageProfile.osDisk.diffDiskSettings.option]
+   * Specifies the differencing disk settings for operating system disk. Possible
+   * values include: 'Local'
+   *
    * @param {string} parameters.storageProfile.osDisk.createOption Specifies how
    * the virtual machine should be created.<br><br> Possible values are:<br><br>
    * **Attach** \u2013 This value is used when you are using a specialized disk
@@ -6018,6 +6058,14 @@ class VirtualMachines {
    * Specifies whether writeAccelerator should be enabled or disabled on the
    * disk.
    *
+   * @param {object} [parameters.storageProfile.osDisk.diffDiskSettings]
+   * Specifies the differencing Disk Settings for the operating system disk used
+   * by the virtual machine.
+   *
+   * @param {string} [parameters.storageProfile.osDisk.diffDiskSettings.option]
+   * Specifies the differencing disk settings for operating system disk. Possible
+   * values include: 'Local'
+   *
    * @param {string} parameters.storageProfile.osDisk.createOption Specifies how
    * the virtual machine should be created.<br><br> Possible values are:<br><br>
    * **Attach** \u2013 This value is used when you are using a specialized disk
@@ -6470,6 +6518,14 @@ class VirtualMachines {
    * Specifies whether writeAccelerator should be enabled or disabled on the
    * disk.
    *
+   * @param {object} [parameters.storageProfile.osDisk.diffDiskSettings]
+   * Specifies the differencing Disk Settings for the operating system disk used
+   * by the virtual machine.
+   *
+   * @param {string} [parameters.storageProfile.osDisk.diffDiskSettings.option]
+   * Specifies the differencing disk settings for operating system disk. Possible
+   * values include: 'Local'
+   *
    * @param {string} parameters.storageProfile.osDisk.createOption Specifies how
    * the virtual machine should be created.<br><br> Possible values are:<br><br>
    * **Attach** \u2013 This value is used when you are using a specialized disk
@@ -6898,6 +6954,14 @@ class VirtualMachines {
    * Specifies whether writeAccelerator should be enabled or disabled on the
    * disk.
    *
+   * @param {object} [parameters.storageProfile.osDisk.diffDiskSettings]
+   * Specifies the differencing Disk Settings for the operating system disk used
+   * by the virtual machine.
+   *
+   * @param {string} [parameters.storageProfile.osDisk.diffDiskSettings.option]
+   * Specifies the differencing disk settings for operating system disk. Possible
+   * values include: 'Local'
+   *
    * @param {string} parameters.storageProfile.osDisk.createOption Specifies how
    * the virtual machine should be created.<br><br> Possible values are:<br><br>
    * **Attach** \u2013 This value is used when you are using a specialized disk
@@ -8776,6 +8840,14 @@ class VirtualMachines {
    * Specifies whether writeAccelerator should be enabled or disabled on the
    * disk.
    *
+   * @param {object} [parameters.storageProfile.osDisk.diffDiskSettings]
+   * Specifies the differencing Disk Settings for the operating system disk used
+   * by the virtual machine.
+   *
+   * @param {string} [parameters.storageProfile.osDisk.diffDiskSettings.option]
+   * Specifies the differencing disk settings for operating system disk. Possible
+   * values include: 'Local'
+   *
    * @param {string} parameters.storageProfile.osDisk.createOption Specifies how
    * the virtual machine should be created.<br><br> Possible values are:<br><br>
    * **Attach** \u2013 This value is used when you are using a specialized disk
@@ -9206,6 +9278,14 @@ class VirtualMachines {
    * Specifies whether writeAccelerator should be enabled or disabled on the
    * disk.
    *
+   * @param {object} [parameters.storageProfile.osDisk.diffDiskSettings]
+   * Specifies the differencing Disk Settings for the operating system disk used
+   * by the virtual machine.
+   *
+   * @param {string} [parameters.storageProfile.osDisk.diffDiskSettings.option]
+   * Specifies the differencing disk settings for operating system disk. Possible
+   * values include: 'Local'
+   *
    * @param {string} parameters.storageProfile.osDisk.createOption Specifies how
    * the virtual machine should be created.<br><br> Possible values are:<br><br>
    * **Attach** \u2013 This value is used when you are using a specialized disk
@@ -9658,6 +9738,14 @@ class VirtualMachines {
    * Specifies whether writeAccelerator should be enabled or disabled on the
    * disk.
    *
+   * @param {object} [parameters.storageProfile.osDisk.diffDiskSettings]
+   * Specifies the differencing Disk Settings for the operating system disk used
+   * by the virtual machine.
+   *
+   * @param {string} [parameters.storageProfile.osDisk.diffDiskSettings.option]
+   * Specifies the differencing disk settings for operating system disk. Possible
+   * values include: 'Local'
+   *
    * @param {string} parameters.storageProfile.osDisk.createOption Specifies how
    * the virtual machine should be created.<br><br> Possible values are:<br><br>
    * **Attach** \u2013 This value is used when you are using a specialized disk
@@ -10086,6 +10174,14 @@ class VirtualMachines {
    * Specifies whether writeAccelerator should be enabled or disabled on the
    * disk.
    *
+   * @param {object} [parameters.storageProfile.osDisk.diffDiskSettings]
+   * Specifies the differencing Disk Settings for the operating system disk used
+   * by the virtual machine.
+   *
+   * @param {string} [parameters.storageProfile.osDisk.diffDiskSettings.option]
+   * Specifies the differencing disk settings for operating system disk. Possible
+   * values include: 'Local'
+   *
    * @param {string} parameters.storageProfile.osDisk.createOption Specifies how
    * the virtual machine should be created.<br><br> Possible values are:<br><br>
    * **Attach** \u2013 This value is used when you are using a specialized disk