If in the app settings, you try to switch between "best performance" and "best quality" and the setting is not saved:
*Normally appears on Android phones with Google VR services)
1. Close the POWERUP X FPV app.
2. Turn off the airplane.
3. Go to the phone's settings > app settings > disabled Google VR Services.
4. Turn on the airplane and connect.
5. Open the app.