Why Does My Phone Go From 100 To 10. This has been happening for months. Then charge it to 100 without interruption.

Then go back to your PCs Bluetooth settings and pair your phone again to establish the connection with your phones updated name. Its accompanied by some intermittent shut downsrestarts. It would go from 100 to 0 within an hour of use.
This has been happening for months.
Then the whole process repeats but going from 1 to 100. Then the whole process repeats but going from 1 to 100. Following the two recent IOS updates one of our iPhone 6 phones can be charged to 100 and an hour later be at 10 - with minimal use. This has been happening for months.

