I wouldn't try to do software update at 3% it could fail or brick your phone, plus most phones won't let you until you get 50% .'ll leave a Link to register so you can communicate here as a guest account you can only post questions but can't reply.https://forums.androidcentral.com/showthread.php?t=409154
Welcome to Android Central! Some devices will tell you specifically what battery level it requires in order to do a system update -- I recall about 30%.
Welcome to Android Central! Some devices will tell you specifically what battery level it requires in order to do a system update -- I recall about 30%.