Is anyone having issues with battery draining after downloading IOS16.2 Beta 3? I downloaded last night. Now battery is draining very fast.
Battery Drainage
That could be a temporary issue, whilst system is rebuilding indexes.
Wait for a few more hours and see if drain returns to normal.
Otherwise, you may read this: https://osxdaily.com/2022/09/16/ios-16-battery-life-draining-fix/