Since updating to manjaro pahavo 21.1.6 kde 5.22.5 . the wireless mouse is not working

previous month i have updated manajro kde 5.22.5 my wireless mouse stopped working in battery mode . while in plugged in mode wireless mouse works correctly . i observed in battery mode also mouse works for just 20 seconds from log in and suddenly stops working after that . the touch pad works in both power modes . please anyone tell me the solution .