Ipad Battery Draining After Ios 12 Update. Read section 2 it explains what is going on after updating to IOS 12 as to why the battery drains faster. So be sure to disable it by going to Settings app - General - Software Update - Automatic Updates.
The update always contains bug fixes which can be the reason why your iPhone battery draining fast. You can use it to slow down the iOS 12 battery drains fast problem. Make sure your iPhone is connected to a stable Internet connection Now open the App Store.
There may be a bug in iOS 124 causing a rapid battery drain that will require Apple to push out another update although I do not see any reports of such a bug yet it is early days.
If youre like most people you turned on Automatic App Updates in the App Store long ago. Some of them include. To enable Low Power Mode on your iPhone or iPad head to Settings Battery Low Power Mode Turn it On. This is because on an available app update the apps might try to get automatically updated in the background and hence this could result in draining battery.