How to control rgb in my mouse and keyboard?
-Openrgb not work
Can you give some information about the keyboard and mouse ?
Tools allowing to configure gaming peripherals like piper and openrgb (AUR) usually have a rather short list of supported devices, because each manufacturer tend to use their own, proprietary protocol, which needs to be retro-engineered.
You could try checking the manufacturer website, hoping to find a Linux-compatible tool.
There are no Linux-compatible tools