1. If you have 'tlp' installed then please try removing that.
2. If #1 has not solved the problem then please install 'powertop'. Now run:
sudo powertop
and keep pressing Tab till you reach the "Tunables" section. Find your mouse in that list ("Autosuspend for USB device..."). Does it show a "Good" or "Bad" value?
1. If you have 'tlp' installed then please try removing that.
2. If #1 has not solved the problem then please install 'powertop'. Now run:
sudo powertop
and keep pressing Tab till you reach the "Tunables" section. Find your mouse in that list ("Autosuspend for USB device..."). Does it show a "Good" or "Bad" value?