Lenovo A396 how to touch screen proofreading

Hello, sorry for the inconvenience.

Lenovo A396 does not have a screen calibration function, if you have a touch screen failure, please refer to:

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.

5.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.

The address of the repair station.

You are welcome to contact us at any time or visit Lenovo Lewen (for consultation.

1. The keys are stuck (press the keys one by one, whether each button has elasticity).

2. The keyboard is wet and leaks (cleaning and drying the machine board).

3. The protection elements of the longitudinal and horizontal lines of the keyboard and the anti-interference capacitor leakage and short circuit (determined by measuring the resistance to the ground or the voltage of the keyboard contact).

4. Caused by the failure of the clamshell control circuit.

5. CPU virtual soldering or bad (replanting, replacement).

6. The machine board is disconnected.

Hello. Sorry for the inconvenience.

Lenovo A390 mobile phone is a capacitive screen and does not support the calibration function.

If the device has a touch screen failure, the main possible causes are:

Temperature, magnetic field, static electricity and other disturbances;

The screen is stained or has a poor quality film;

Software conflicts, system instability;

Caused by hardware motherboard-related failures;

We recommend that you try the following to see if that resolves the issue:

1. Confirm whether it appears in a specific environment, change the environment for testing, and restart the mobile phone to see.

In addition, if it appears when playing with the mobile phone while charging, it is recommended to wait for the charging to complete before using the mobile phone;

2. It is recommended to wipe and clean the screen, and in addition, please avoid sweat and other stains on your hands.

Please recall whether it appears under individual software or operations, such as specific third-party software, it is not excluded that it is caused by compatibility problems, and it is recommended to uninstall and observe or replace other software of the same type for use;

Or try to back up the data to avoid data loss, and then perform a factory reset.

4. If it cannot be solved, it is more likely that the touch screen module of the equipment is damaged abnormally, and it is recommended to take the time to go to the maintenance station for specific detection and treatment.

There is no screen calibration feature on the phone.

If the mobile phone screen fails, it is recommended to try to let the mu judge the following operations:

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

2.If the mobile phone has been filmed, it is recommended to remove the film for attempt, and it cannot be ruled out that it is caused by the quality of the film;

3.Confirm whether there is an anti-stimulation under the interface of individual third-party software, if so, it may be caused by software abnormality or compatibility, and it is recommended to uninstall and reinstall or replace other types of software for use;

4.If the above operation does not work, you can back up the fuselage to avoid inconvenience caused by data loss, and then try to restore the factory settings.

5.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, it is recommended to take the time to go to a nearby Lenovo authorized maintenance station for specific detection and treatment.

Nowadays, mobile phones don't need a school card;

Lenovo A936 does not have a screen proofreading feature.

Since the A936 is designed with a large electric screen, it is calculated and operated by using current, and there is usually no need for calibration. If the A936 screen is abnormal (touch is not accurate), it is recommended to use a dry and soft cloth to gently wipe the surface of the screen, and the rock is resistant to removing the film to avoid external interference

1.Please confirm whether it appears in the interface of individual third-party software, if so, it should be caused by software abnormality or compatibility, you can uninstall and reinstall or replace other types of software for use;

2.Back up the fuselage data and try to restore the factory settings;

3.If the underlying driver of the system or the touch screen itself fails, it is recommended to take the time to go to a nearby Lenovo authorized maintenance station for specific testing and treatment.

You can find the screen calibration in the settings.