İt started happening a week ago I have the mouse for a 2 year had no problems then all of a sudden a week ago it started to lag/stutter I don't know how to explain it, sometimes it stops moving the cursor I raise the mouse lower it again and it works...

its been around 2.5 year and this happened the altgr blue light stopped working anyway i can fix it or does it need to go to a repair center and just so you guys know the guarantee is finished 