Hi!
I’m not the most knowledgeable in these matters, but:
https://wiki.archlinux.org/title/MangoHud
Maybe try this resource
- For the sound issues, try disabling jamesdsp if you have it enabled
- For the bluetooth thing, maybe read on from here:
https://wiki.archlinux.org/title/Bluetooth_mouse
I’m sure someone will give you some more in depth solutions tho 
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