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I am having extreme battery drain on my iPad after installing 16.5.1. Gets very warm when charging and when in use. Never noticed this before the update. It doesn't make it eight hours before the battery drains.
iPad Air (4th generation)
Higher than usual battery utilisation is expected to occur for some hours, or possibly days, after performing a system software update. After updating, many background housekeeping processes will be running - including reindexing the file system. Nominal battery utilisation can be expected to return within a few days.
If you are experiencing very high battery utilisation, a process may have stalled. A forced-restart will usually clear a stuck/stalled process. To restart your iPad:
If the problems persists, you might be well advised to seek assistance to seek from Apple Support - and request a remote diagnostic test. You can contact the Support Team using the Support link at top-right or bottom-left of this page.
Alternatively, you can initiate and manage your support cases using the excellent Apple Support App. If not already installed on your iPad, the App can be downloaded from the App Store:
https://apps.apple.com/gb/app/apple-support/id1130498044
You might also visit the Genius Bar at your local Apple Store or Apple Authorised Service Provider (AASP) - where the technicians will be able to test and assess your iPad:
Genius Bar Reservation and Apple Support Options - Apple
Higher than usual battery utilisation is expected to occur for some hours, or possibly days, after performing a system software update. After updating, many background housekeeping processes will be running - including reindexing the file system. Nominal battery utilisation can be expected to return within a few days.
If you are experiencing very high battery utilisation, a process may have stalled. A forced-restart will usually clear a stuck/stalled process. To restart your iPad:
If the problems persists, you might be well advised to seek assistance to seek from Apple Support - and request a remote diagnostic test. You can contact the Support Team using the Support link at top-right or bottom-left of this page.
Alternatively, you can initiate and manage your support cases using the excellent Apple Support App. If not already installed on your iPad, the App can be downloaded from the App Store:
https://apps.apple.com/gb/app/apple-support/id1130498044
You might also visit the Genius Bar at your local Apple Store or Apple Authorised Service Provider (AASP) - where the technicians will be able to test and assess your iPad:
Genius Bar Reservation and Apple Support Options - Apple
Thank you . Will be patient about it.
battery drain in iPad Air after installing 16.5.1
![](https://help.apple.com/assets/5F481CEE680CE23E301E0458/5F481CFC680CE23E301E0477/en_US/c32a836781dfdfa253cc503f17a537d9.png")