diff --git a/services/rtc/flat-rtc-agora-electron/src/flat-rtc-agora-electron.ts b/services/rtc/flat-rtc-agora-electron/src/flat-rtc-agora-electron.ts
index 5b33c3a787a..05d42a43059 100644
--- a/services/rtc/flat-rtc-agora-electron/src/flat-rtc-agora-electron.ts
+++ b/services/rtc/flat-rtc-agora-electron/src/flat-rtc-agora-electron.ts
@@ -257,6 +257,10 @@ export class FlatRTCAgoraElectron extends FlatRTC<
         return remoteAvatar;
     }
 
+    public getTestAvatar(): FlatRTCAvatar {
+        return this.localAvatar;
+    }
+
     public getVolumeLevel(uid?: FlatRTCAgoraElectronUIDType): number {
         return this._volumeLevels.get(uid || 0) || 0;
     }
diff --git a/services/rtc/flat-rtc-agora-web/src/flat-rtc-agora-web.ts b/services/rtc/flat-rtc-agora-web/src/flat-rtc-agora-web.ts
index 58a2c6f8d0f..45007b1a6e3 100644
--- a/services/rtc/flat-rtc-agora-web/src/flat-rtc-agora-web.ts
+++ b/services/rtc/flat-rtc-agora-web/src/flat-rtc-agora-web.ts
@@ -199,6 +199,10 @@ export class FlatRTCAgoraWeb extends FlatRTC<FlatRTCAgoraWebUIDType> {
         return remoteAvatar;
     }
 
+    public getTestAvatar(): FlatRTCAvatar {
+        return this.localAvatar;
+    }
+
     public getVolumeLevel(uid?: FlatRTCAgoraWebUIDType): number {
         if (!uid || this.uid === uid) {
             return this._localAvatar?.getVolumeLevel() ?? 0;
diff --git a/services/rtc/flat-rtc/src/rtc.ts b/services/rtc/flat-rtc/src/rtc.ts
index 3f284751e3c..026c1e9d9e6 100644
--- a/services/rtc/flat-rtc/src/rtc.ts
+++ b/services/rtc/flat-rtc/src/rtc.ts
@@ -35,6 +35,9 @@ export abstract class FlatRTC<
 
     /** @returns local avatar if uid is not provided, throws error if uid == shareScreenUID */
     public abstract getAvatar(uid?: TUid): FlatRTCAvatar | undefined;
+
+    public abstract getTestAvatar(): FlatRTCAvatar;
+
     public abstract getVolumeLevel(uid?: TUid): number;
 
     public abstract setCameraID(deviceId: string): Promise<void>;
diff --git a/web/flat-web/src/pages/DevicesTestPage/index.tsx b/web/flat-web/src/pages/DevicesTestPage/index.tsx
index 365266f25df..e36f639bab6 100644
--- a/web/flat-web/src/pages/DevicesTestPage/index.tsx
+++ b/web/flat-web/src/pages/DevicesTestPage/index.tsx
@@ -40,7 +40,7 @@ export const DevicesTestPage = observer(function DeviceTestPage() {
 
     useEffect(() => {
         // @FIXME only run once
-        const avatar = rtc.getAvatar();
+        const avatar = rtc.getTestAvatar();
         if (avatar) {
             avatar.enableCamera(true);
             avatar.enableMic(true);