Please install the RUSH software if you still haven't installed it. You can find it on our website: https://fnatic.com/gear/en/op/
There you will see RUSH Software, please download and install it.
Run the RUSH software as administrator and please click on "Reset Default". If this doesn't help, please follow these steps:
1. Press Fn + N
2. Wait 15 seconds OR until the keys are lit again
3. Unplug the USB cord, wait 10 seconds
4. Plug in the USB cord