note 9 batery drain out in 3 hrs

[alizuryab]

I started receiving message for upgrade to android 10 ....I usually happy with 9 after now note battery is reduced to 50% efficiency with in one day after one day the best phone become the worst...what kind of upgrade ur dlgivibg to loyal customers...please help me resolve the issue

[alizuryab]

thanks Surely I will try that but the upgrade system should be optimised that's the problem with all upgrades