Lenovo A520 mobile phone touch screen is not very smart, how to correct

Hello. I'm sorry,Lenovo A520 uses a capacitive screen,It does not support the operation of screen calibration,Please understand。

If you feel that the touch screen of your phone is abnormal, it is recommended that you first back up your important personal data and data on your phone and then restore your phone to factory settings (Main Menu - Settings - Privacy - Factory Reset - Reset Phone - Enter Password - Erase All Content) and then try to use and observe again to troubleshoot the abnormal system of your phone.

In addition, you can also use the testing center of the fuselage to detect the touch screen of whose touch screen, if it is really abnormal, it is recommended that you take the time to go to the Lenovo authorized repair site, and hand the mobile phone to our engineers for further testing and maintenance.

You can access:

Find the nearest site. The business hours of the maintenance site are usually from 9:00 to 18:00 from Monday to Sunday, except for holidays, and the stations will be slightly adjusted according to their own operations.

You are welcome to contact us or visit Lenovo at any time

Consult to find out.

It may be a problem with the amount of the machine itself.,You go to the after-sales inspection to check it.。

In the power-on state, buckle the battery and quickly put it on, which means that the phone will automatically restart. OK.

a.Some areas of the touchscreen are malfunctioning:

1.It is recommended that you wipe and clean the screen first, and avoid stains such as sweat on your hands to eliminate external interference.

2.Please confirm whether it appears in the interface of individual third-party software, if so, it may be caused by software abnormality or compatibility, and it is recommended that you uninstall and reinstall or replace other types of software.

3.If the above operation is invalid, the failure of the touch screen itself is more likely, it is recommended that you send it to the repair site in time for processing, and you can also back up the body data and try to restore the factory settings operation before sending it for repair to see if it can be improved.

b.All areas of the touchscreen are out of order:

1.It is recommended that you wipe and clean the screen first, and avoid stains such as sweat on your hands to eliminate external interference.

2.If you have used the film on your mobile phone, it is recommended that you remove the film and try it, which is not ruled out due to the quality of the film;

3.Please confirm whether it appears in the interface of individual third-party software, if so, it may be caused by software abnormality or compatibility, and it is recommended that you uninstall and reinstall or replace other types of software.

4.If the above operations do not work, please back up the fuselage data and try to restore the factory settings.

If the problem still cannot be effectively solved, it may be caused by the failure of the underlying driver of the system or the touch screen itself.

Officially authorized repair site inquiry:

I want to say that my little A is also suddenly messed up today... Worrying.,Typing is messing around.。。。

If it's normal, it's not good.

Hello. We apologize for the inconvenience caused to your mobile phone.

If the mobile phone touch screen is floating, malfunctioning, etc., there are many possible situations involved. The main reasons are interference from the external environment (temperature, magnetic field, static electricity, etc.), usage (charging), system level (software conflicts, system file instability), hardware touch screen modules or motherboard abnormalities.

For specific situations, we recommend that you refer to this post for self-service troubleshooting, because we can't see the specific situation of your mobile phone remotely, if you can't effectively solve it by yourself, or if it is caused by an abnormality involving the hardware touch screen module, we recommend that you take the time to go to the local Lenovo after-sales service center, so that the engineer can help you detect and solve it, and you can log in to the official website to inquire about the address.

The screen is broken or something is wrong with the system. This kind of problem is generally found in customer service, first call ** and then come to the door.

Mine is also A520 not sensitive, you restore the system mine has been restored.