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Sony Xperia XZ Premium

Troubleshooting

If your device isn't working properly, you can try several solutions to solve the problem.
In most cases you can solve the problem by following these guidelines:

The device isn't performing optimally

Cause 2 of 6: There are too many running applications

If you've used many applications on your device, it may get slow because the applications keep running in the background.

Solution: End running applications.