Joke Collection Website - Public benefit messages - What if the screen of the mobile phone can't be locked?
What if the screen of the mobile phone can't be locked?
Check the smart screen function.
Check whether the smart screen function is turned on. (Settings-My Devices/Devices-Smart Screen)
Check the duration of the background light.
Check the length of the background light of the mobile phone: Set-Display-Screen Timeout (or the screen turns off automatically), and choose the shortest time to try.
Check the power key
Click the power button to see if you can lock the screen.
Uninstall third-party theme software
Check whether third-party theme software is used. If installed, it is recommended to uninstall and delete.
Uninstall the recently installed software.
Uninstall and delete the recently installed software.
Restore factory settings
Please back up your data (contacts, text messages, pictures, etc.). ) in your phone, and then restore the factory settings.
Contact after-sales service
If the problem still exists, please take the purchase invoice, maintenance card and machine to the Samsung service center for professional after-sales engineers to help with the inspection.
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