A number of owners of the iPhone 6S and 6S Plus have had an issue where the battery status indicator does not update to the current level.
Apple has now acknowledged the issue, which occurs when you change time zones or when the time is changed on your handset manually.
Apple has now said that it is working on fixing the issue and than there is a temporary fix for the problem bu restarting the handset.
If you change the time on your iPhone 6s or iPhone 6s Plus manually or change time zones when traveling, you might notice that the battery percentage doesn’t update. Learn what to do.
If you have had this issue on your iPhone 6S or 6S Plus it can be fixed temporarily by restarting your handset and then going to Settings > General > Date & Time and setting your time to ‘Set Automatically’. This should fix the problem, although Apple has said that if it happens after this has been done you need to contact their customer support.
We presume that Apple will issue a fix for this problem in a future software update, as soon as we get some more details we will let you guys know.