I use OPPOa57t, but sometimes the screen and back button of the phone will fail, what should I do?

If the phone button fails, it is recommended to follow the following methods:

1.Remove the tempered film, turn off the phone and restart it;

2.If the back button, menu button, home button, and power button of the mobile phone are not sensitive or cannot be used, it is recommended to uninstall and delete the recently installed software.

3.If you can't use the back button to go back to the previous interface or exit when running a program, it is recommended to click the home button to go back to the standby interface and try to re-enter the program.

4.Back up the data (contacts, text messages, etc.) in your phone and restore your phone to factory settings;

If none of the above methods can solve your problem, please bring the purchase invoice, warranty card and mobile phone to the nearest OPPO customer service center for testing and processing.

Hello, if it will fail, you can use the method of restarting the phone, or restoring the factory settings, to solve it, and you can do it.

Hello, in this case, if it is a new machine, and the mobile phone film has been pasted, it may be that your mobile phone film is not suitable, if it is an old mobile phone, it may be that the mobile phone equipment has failed.

In such a situation, you can clean up the junk files and caches of your phone, clean up the running background software, or restore the factory settings, and you should be able to recover.

You can try restoring the factory value settings. If there is still after restoration, it may be that the return key of the J phone is broken, and it should be sent to a repair shop for repair. aqui te amo。

If the screen and back buttons of the phone are sometimes out of order, this may be because of this. Screen contact is not very good, so then.

No matter how you press it, how you point it, it's not good, you're in a hurry, don't worry, let's try these methods!

1. It is recommended that you remove the tempered film and turn off the mobile phone to restart it. If there is a blister between the screen and the film, it is easy to cause the touch to fail. If both the power on button and the volume button + and - button (physical buttons) are out of order, you can try to force restart your phone by pressing and holding the power button and the volume + button at the same time for 10 seconds.

2. If the back button, menu button, home button, and power button of the mobile phone are not sensitive or cannot be used, it is recommended to uninstall and delete the recently installed software.

3. If you can't use the back button to go back to the previous interface or exit when running a program, it is recommended to click the home button to return to the standby interface and re-enter the program to try.

If you still can't restore it after trying the above methods, you can back up your phone data, restore your phone to factory settings, or please bring your purchase voucher and phone to the nearest OPPO customer service center for testing.

Summary. Workaround:

1. Turn off your phone and restart the system to see if it can return to normal.

2. Restarting the phone is invalid, see if the phone has a system update, if there is a system update, try to enter the phone settings--- system update, and upgrade the system to the latest version. (Note: Please make expectations, such as backing up important data, update duration, etc.).

Hello, what's going on with my oppoa57 middle key not responding.

Solution: 1. Turn off the phone and restart the phone system to see if it can return to normal. 2. Restarting the phone is invalid, see if the phone has a system update, if there is a system update, try to enter the phone settings--- system update, and upgrade the system to the latest version.

(Note: Please make expectations, such as backing up important data, update duration, etc.).

3. Updating the system is invalid, it is recommended to back up the mobile phone data and try to restore the factory settings. 4. Restoring factory settings is invalid, it is recommended to go to after-sales maintenance.

Hope it helps, dear.

None of it worked. Dear, it is recommended to go to the after-sales overhaul.

Can this happen for a day.

It's just that a row of buttons doesn't work.

Yes, let the master overhaul it.

<> can use the hoverball instead, click the hoverball once to return, and press and hold to return to the menu.

It is very normal for mobile phones to malfunction, and the failure may be caused by collisions, or spontaneous electronic products, and various situations will occur. So, what should I do if the back button of my OPPO phone fails? Let's take a look at it.

1. Influence of tempered film. Solution: You can remove the tempered film and try again.

4. The touch screen fails when operating a single software. Solution: Go to "Settings" and then "Application Management", find the software, "Clear Data" and "Clear Cache", clear the cache data generated by the software when it ran in the past, or the software version is too low or there are compatibility problems with the mobile phone, you can uninstall the software, and then re-** in the "Software Store".

If none of the above methods work, it may be hardware damage and need to be taken to a repair station for repair.