Device Guides

Samsung Galaxy S4

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I can't use one of my apps

This troubleshooting guide will take you through a number of possible causes
to help you find a solution to your problem.

Restart your mobile phone.

Possible cause 2:

There's an error in the operating system on your mobile phone


Restart your mobile phone.

1. Restart your mobile phone
Remove the battery for about 10-15 seconds.
Turn on your mobile phone.

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