Lenovo K12 Podręcznik użytkownika - Strona 32

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Troubleshoot your phone

If an app locks up your phone as soon as you turn it on, restart in Safe Mode: Press and

hold the Power button. When you see the Power off option, press and hold it. Your

phone restarts with Safe mode in the lower left. Then, try removing the app.

To exit safe mode, restart your phone.

In the unlikely event that your phone stops responding to touches and button presses,

try a reboot—press and hold the Power button until the screen goes dark and your

phone restarts.

To manually check for updates, swipe up

System updates.

Your phone downloads updates over your Wi-Fi connection (if available) or mobile

network. We recommend that you download updates over a Wi-Fi connection. These

updates can be quite large and may not be available in all countries.

For safety reasons, your phone may receive security updates automatically over mobile

network, if Wi-Fi is not available.

Note: When updating your phone, make sure you have enough battery power to

complete the update.

To reset your phone to factory settings and erase all the data on your phone, swipe up

Settings > System > Reset options > Erase all data (factory reset).

Warning: All downloaded apps and user data on your phone will be deleted. Data on

the cloud will not be deleted.

Settings > System > Advanced >

Your phone has Android Device Manager. You can remotely lock or

reset your device to protect your device from thieves. For details, see

www.google.com/android/devicemanager.

Find the IMEI number

You can find the IMEI number by typing *#06# on your phone's dialpad. Or swipe up

Settings > About phone > IMEI.

Note: For service and support, see

Troubleshoot your phone

Get more

help.