How to fix frozen, black screen or unresponsive issue Samsung Galaxy Note9?
Is the touch screen of your mobile device unresponsive or responding incorrectly? When trying to touch a certain part of the screen but end up selecting something else instead? Here are the few tips and quick ways on how to fix touchscreen issues.
If the device is completely frozen or unresponsive, simply restart your mobile device to fix software glitches that may prevent the screen from functioning.
To restart the device, press and hold the Power key and the Volume down key simultaneously for more than 7 seconds to restart it.
The Device maintenance feature allows you to access the device information and view its current performance in depth. You will be able to optimise the performance of your device with a single tap.
Launch the Settings app and tap on Device maintenance > OPTIMISE NOW.
Software updates are released to update the user interface, enhance security, and remove bugs from your phone. We recommend updating your phone's software whenever it is available.
If you have the same problems in Safe Mode, it's more than likely there is a corruption in the operating system. A factory data reset is the best option if you can't get to a Samsung location for further assistance.
To exit Safe mode, Long press the Power button and select Restart, or manually turn the device off then on again.
Perform a Factory Data Reset
A factory data reset may help with a blank or frozen screen, apps crashing or freezing, keypad/touchscreen problems, you can perform a hard reset to return it to factory default state.
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