It happens to most OS updates. Wait 24 hours for things to settle down, then measure again. On Android, some app may go crazy after update, you have to reinstal

It happens to most OS updates. Wait 24 hours for things to settle down, then measure again. On Android, some app may go crazy after update, you have to reinstall it to get out of bad state. I have seen it too many times. Not sure how to troubleshoot the same issue on iOS though.