The first thing you need to do is connect her to your WiFi network.
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Goto System Preferences → Network → RNDIS/Gadget (should be in yellow light).
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Configure IPv4 should be set to Manually.
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Set IP Address and Router to 192.168.7.1 + Subnet mask to 255.255.255.0. Press Apply.
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Open up Network and Sharing Center and click on Change Adapter Settings
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There will be a list of adapters. Find the RNDIS adapter and right-click to select Properties.  from the connection list and click Properties.
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“Use the following IP address:”