Sony Xperia XZ1 Manual page 23

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As a temporary solution, press the power key lightly. If the screen isn't turned back on,

press the power key again.

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Make sure that you have removed the temporary protection film that covered the

screen when you first bought your Xperia™ device. The film is only designed to protect

the screen during shipping and is easy to peel off.



If you have applied a screen protection film on your device, make sure that it is

specifically intended for your Xperia™ model. It is important that the screen protection

film has holes that are accurately placed so that the proximity sensor is not blocked. To

verify the exact location of the proximity sensor for your Xperia™ model, refer to the

overview illustration in the User guide.



Turn off your device and then turn it back on. By doing this you turn off all running

applications and free up memory, which sometimes automatically solves the issue.

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Update your device to ensure that you have optimal performance and the latest

enhancements.

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Use the Xperia™ Companion computer application to perform a software repair to reset

your device. Note that all data is deleted from the internal storage of your device when

you perform a software repair. Content that you have saved on an external SD card,

such as photos, videos and music, is not deleted.

There is no network coverage or mobile data connection

Xperia™ XZ1 Dual SIM support overview



If there is no network coverage, try the following:

Turn off your device and then turn it back on. By doing this you turn off all

running applications and free up memory, which sometimes automatically solves

the issue.

Make sure Airplane mode is turned off.

To turn off Airplane mode

1. Find and tap Settings > Network & Internet.

2. Drag the slider beside Airplane mode to the left.

Check the signal strength icon

device is connected to a network. If the signal is low or there is no signal, move

to an open location, or get close to a window.

Read about how to update and find latest software version.

in the status bar to make sure that your