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    Sony Xperia XZ Premium

    Go to Supplies Device is defective (display, water, casing)

    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:

    Cause 1 of 7: The battery is flat
    Cause 2 of 7: There are too many running applications
    Cause 3 of 7: The device is slow
    Cause 4 of 7: The device hasn't been turned off for a long time
    Cause 5 of 7: There's not enough memory on your device
    Cause 6 of 7: The device is overloaded for unknown reasons
    Cause 7 of 7: The battery discharges quickly

      

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