What should I do if the fingerprint button on the back of my Huawei phone is broken?

In this case, you use a professional tool to open the back shell of the mobile phone, it should be the fingerprint recognition of the loose wire, it is easy to fall like this, pry the fingerprint cable open, reinstall it, the general fingerprint recognition will not be damaged, and then restart the mobile phone Most of them will be fine, if not, it will be solved after the sale.

It is also a type of mechanical button, which can be repaired or replaced by repairing the phone.

It also has a cable to the back cover of the phone, maybe there is a problem with the connection or connector.

If the fingerprint button on the back of the Huawei phone is broken, then the fingerprint button can no longer be used, and you need to buy a new fingerprint accessory to replace it.

This depends on the situation, if it is just loose, open the back cover and plug in the cable again, if the module is broken, you can only replace the module!

2. You can also have an after-sales outlet query address entrance at the bottom of the official website page of Huawei**;

Regarding the situation that the fingerprint unlock cannot be used after changing the screen of the Huawei phone, first check if there is any abnormality in the phone and try to restart it. If the situation still cannot be resolved, considering that it is a setting problem, it is recommended to restore the factory settings.

The fingerprint unlock can't be used after the Huawei phone screen is changed, that's probably because of the screen you changed, it still has some deviations from your original screen, son.

After the Huawei mobile phone changes the screen, the fingerprint lock can't be used, so is the screen not the original screen, if it is the original screen, you can use the fingerprint lock, then you still have to go after-sales, let them check it for you, check what is the reason? Why the fingerprint lock can't be used after changing the screen?

The screen is wrong, or it's not installed.

Dear, if you are using a Huawei phone, please upgrade your phone to the latest system version. After that, please restart your phone and check if the fingerprint option is restored in the settings. If the device vibrates or the screen prompts that the fingerprint matching fails when your phone's fingerprint unlock fails, the fingerprint sensor fails to verify your fingerprint and you need to take the following precautions to troubleshoot:

1. Please follow the following methods to troubleshoot firstPlease make sure that there are no dirt or water stains on the surface of the phone screen and finger when unlocking, otherwise it will affect fingerprint recognition. 2.

Open Settings > Biometrics & Passwords > Fingerprints on your phone, confirm whether there is a fingerprint option, if there is no fingerprint option, please back up your data in advance (third-party applications such as QQ and WeChat need to be backed up separately), and bring the relevant purchase voucher to the nearby Huawei Slag and Customer Service Center for maintenance. If Liang Xian has a fingerprint option, follow the following method to further confirm. 3.

It is recommended that you delete the original fingerprint, try to re-enter the fingerprint, please adjust the position and angle of the finger contact and press it moderately, so that the area of fingerprint entry can be increased, and the probability of success in unlocking will be higher; If the area of the fingerprint is too small and the input location is single, the unlocking success rate may be low.

Huawei phones. When changing the screen, it will be repaired by power-off, this process will make the capacitor of the mobile phone power off, just turn off and restart to recover, the operation steps are as follows:

1. In the mobile phone interface, press and hold the power button, which is the mobile phone display shutdown interface.

2. Click the restart button to complete the reboot of the phone.

3. After the phone is completed, you need to enter the password for the first time you turn it on, and you can use your fingerprint to unlock the screen again.

What should I do if there is no anti-rental with potatoes for fingerprint unlocking:

1. Turn off the mobile phone, and press the power button + volume up button (volume down button for some mobile phones) at the same time until the mobile phone is turned on.

2. Some of the following options will appear: reboot system now: Reboot the system wipe data factory reset:

Clear Data Set Factory Mode The volume button is the cursor selection key, the implicit finger can be used to move the cursor, and the power button is the confirmation key.

3. Select Wipe Data Factory Reset, OK, and then select YesOK. **Numbers, text messages, and non-bring-your-own-app apps will be cleared.

4. Go back to the previous level, select Reboot System Now, and wait for a few minutes until the phone turns on normally.

Other. The failure of the fingerprint unlock on Huawei mobile phone is caused by an error in the fingerprint program of the mobile phone, you can try the following methods to solve the problem:

1. Shut down and restart the phone, and the cheater will check whether the phone is unlocked to see if the fingerprint is recognized.

2. Reset all settings on your phone, go to Settings - System - Reset - Restore All Settings.

1. Take the Huawei Honor 7 mobile phone as an example, light up the phone screen, find the "Settings" icon selected in the red box, and click to enter.

2. After entering the settings interface, find the "System" option and click to enter.

3. Enter the system interface, find the "Reset" option, and click to enter.

4. Find the red box and select "Factory Reset" and click to enter.

5. Finally, click "Reset Phone" to restore factory settings.

3. If the problem persists, you can bring the warranty card and invoice to the local Huawei after-sales service center for inspection and maintenance.

There could be several reasons why the fingerprint unlock does not respond after changing the screen:

1.Fingerprint sensor malfunction: When replacing the screen, the fingerprint sensor may be damaged or not properly connected, resulting in the inability to recognize fingerprints properly.

2.Software issue: The fingerprint unlock feature may need to be re-set or recalibrated after changing the screen. At this point, you may need to update your system or reconfigure your fingerprint.

3.Incompatibility issues: After replacing the screen, there may be compatibility issues between the new screen and the fingerprint sensor, causing the fingerprint unlock function to not work properly.

To solve this problem, you can try the following:

1.Re-register fingerprint: Go to the settings menu of your phone, find the Fingerprint & Password option, delete the old fingerprint information and re-register your fingerprint.

2.Clean the fingerprint sensor area: Make sure the fingerprint sensor area is free of dust, grease, or dirt, and use a soft cloth to gently wipe the fingerprint sensor.

3.Contact after-sales service: If the problem persists, it is best to contact the after-sales service center of your Huawei phone for professional technical support and repair.

Please note that before doing anything, back up important data from your phone and make sure you have sufficient technical knowledge or seek professional help to avoid further damage to your device.

In this case,There is a high probability that the screen you replaced is not the original factory,It may be some auxiliary factory,In the case of Zheng Zheng, it is recommended that the landlord continue to go to the Hengtong place where the screen is changed to test the screen or check if there is a problem in other places?