1. Open the Nvidia Control Panel
2. Manage 3D Settings
3. Click Program Settings
4. Click Add
5. Select liv.streamerkit.exe (can be found in C:\Program Files (x86)\Steam\steamapps\common\LIV\Resources\StreamerKit)
6. Click Add Selected Program
7. Set it to run on High-performance NVIDIA processor
8. Click Apply in the bottom right corner.