I
replaced the battery on my iphone 4 but came out an error 21? what can I do?
Posted on Jul 15, 2016 10:21 PM
Q: i replaced the battery on my iphone 4 but came out an error 21? what can I do?
Sorry, but you will have to seek help on Google. Since you opened your device, we can't help you with problems that you encounter. Check Google for your error to see what you can find in the way of support.
Best of luck,
GB
