The Lenovo A850 screen flickering with a horizontal line is what s going on

Hello, sorry for the inconvenience.

1.Please go to System Settings - Display to check whether the brightness is in the automatic adjustment state, the automatic adjustment will turn on the light sensor, adjust the screen brightness according to the brightness of the surrounding environment, if you check it, it is recommended to cancel the observation;

2.If it appears under the interface of individual software, it is not excluded that the software is abnormal or caused by compatibility, first of all, please go to System Settings - Applications, click on the software to clear the data, if it is invalid, it is recommended to uninstall and reinstall or replace other software of the same type;

3.If Lenovo Power Saving (Lenovo Power Saving) and other software are installed on the body of your product, please check whether the relevant screen energy saving settings are turned on, and turn them off for observation;

4.If the fault occurs recently, it is recommended that you back up the fuselage data and perform a factory reset operation.

You can visit the official website for inquiries:

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

Consult to find out.

The common causes of screen failures such as screen flickering and screen shaking are: first, the quality of the screen itself, screen aging or inferior products, and second, the screen line contact is poor or damaged, it is recommended that you send it for repair and testing.

Dear Lenovo mobile phone users, hello!

We apologize for delaying your normal use.

1.Please go to the system settings - display to check whether the brightness is in the automatic adjustment state, the automatic adjustment will turn on the light sensor, adjust the screen brightness according to the brightness of the surrounding environment, if you check the height and width call, it is recommended to cancel the observation;

2.If it appears under the interface of individual software, it is not excluded that the software is abnormal or caused by compatibility, first of all, please go to System Settings - Application - All, click on the software to clear the data, if it is invalid, it is recommended to uninstall and reinstall or replace other software of the same type;

3.If Lenovo Power Saving (Lenovo Power Saving) and other software are installed on the body of your product, please check whether the relevant screen energy saving settings are turned on, and turn them off for observation;

4.If the fault is recent, it is recommended that you back up the data of Qi Kai and restore the factory settings;

Lenovo authorized repair site inquiry.

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

Lenovo A805E mobile phone has a flickering screen, it is likely that the system is abnormal. Recommendations are available:

1. Restart your phone and try;

2. Verify whether the third-party software interface appears and uninstall it;

3. Back up the data of the mobile phone to prevent data loss and restore the factory settings.

4. Contact after-sales testing.

1.Go to System Settings - Display to check whether the brightness is in the automatic adjustment state, the automatic adjustment will turn on the light sensor, adjust the screen brightness according to the brightness of the surrounding environment, if you check it, it is recommended to cancel the observation;

2.If it appears under the interface of individual software, it is not excluded that the software is abnormal or caused by compatibility, go to System Settings - Applications, click on the software to clear the data, if it is invalid, it is recommended to uninstall and reinstall or replace other software of the same type;

3.Check whether the mobile phone has installed power-saving software, turn on the relevant screen energy-saving settings, and turn it off for observation;

4.If the fault occurs recently, it is recommended to back up the body data and upgrade the mobile phone system to the latest for observation and use. If it is already up to date, it is recommended to back up your personal information for factory reset and observe the attempt (PS: remember to back up your data before operation to avoid loss of personal data);

If the above operation is invalid, it cannot be ruled out that it is caused by the abnormality of the display screen or the underlying driver file of the system, and contact the local Lenovo site for detection and processing in time.

Dear Lenovo mobile phone users, hello!

Sorry for the inconvenience caused to your normal use, if there are black stripes and flickering screen in some areas of the screen of your Lenovo phone A850, please try the following methods:

1.Please go to System Settings - All Settings - Display - Brightness - Adjust the brightness automatically; See if it is in the state of automatic adjustment, automatic adjustment will turn on the light sensor, adjust the screen brightness according to the brightness of the surrounding environment, if you check it, it is recommended to cancel the observation;

Lenovo authorized repair site inquiry.

1.It is recommended to check whether the brightness is in the automatic adjustment state, the automatic adjustment will turn on the light sensor, adjust the screen brightness according to the brightness of the surrounding environment, if you check it, it is recommended to cancel the observation;

2.If it appears under the interface of individual software, it is not excluded that the software is abnormal or caused by compatibility, click the software to clear the data first, if it is invalid, it is recommended to uninstall and reinstall or replace other software of the same type;

3.If the mobile phone uses power-saving software, it is recommended to check whether the relevant screen energy-saving settings are turned on first, and turn it off for observation;

4.If the fault occurs recently, it is recommended to back up the fuselage data and restore the factory settings. If the above operation is invalid, it is recommended to contact the local Lenovo site for testing and processing in time.

We apologize for the inconvenience.

1.Please go to System Settings - Display - Brightness to check whether the brightness is in the state of automatic adjustment, automatic adjustment will turn on the light sensor, adjust the screen brightness according to the brightness of the surrounding environment, if you check it, it is recommended to cancel the observation;

2.If the interface of individual software appears in good condition, it is not excluded that the software is abnormal or caused by compatibility, first of all, please go to System Settings - Application - All, click on the software to clear the data, if it is invalid, it is recommended to uninstall and reinstall or replace other software of the same type for use;

3.If Lenovo Power Saving (Lenovo Power Saving) and other software are installed on the body of your product, please check whether the relevant screen energy saving settings are turned on, and turn them off for observation;

4.If the fault is recent, it is recommended that you try a factory reset, which you can find in Backup & Reset. Since restoring factory settings will erase the original data information, it is recommended that you make a backup first, you can use the cloud service for cloud synchronization or you can back up the data on the computer through the Le Assistant, you can visit the cloud service official**.

Hele assistant official**.

Lenovo authorized repair site inquiry.

The business hours of the maintenance site are usually from Monday to Sunday 9:00-18:00, except holidays.

We apologize for the inconvenience!

Official website authorized maintenance site inquiry: