Huawei Mate40Pro has no fingerprint after changing the screen?

1.Check if you can enter. If you can enter it, delete the previous fingerprint and re-enter it.

2.If the fingerprint input feature is not detected, make sure that the original screen of the replacement screen is the same. If it weren't for the original, there would be no fingerprints.

3.Try shutting down and restarting. 4.

If it doesn't work, go to a repair shop.

1. Check whether it can be entered, if it can be entered, delete the previous fingerprint, and re-enter it.

2. If the fingerprint entry function is not detected, make sure that the original screen of the replacement screen is replaced. If it's not original, it will have no fingerprints, 3. Shut down and restart to try.

4. If it doesn't work, go to a repair shop.

1. Check whether it can be entered, if it can, delete the previous fingerprint and re-enter. 2. If the fingerprint input function is not detected, make sure to change the original screen. It's not that there won't be fingerprints, 3, shut down and restart to try. 4. You can't go to the repair shop.

If you can enter it, delete the previous fingerprint and enter it again. If the fingerprint input feature is not detected, make sure that the original screen on the replacement screen is the same. If it weren't for the original, there wouldn't have been any fingerprints.

3.Try shutting down and restarting. 4.

If it doesn't work, go to a repair shop.

Maybe your fingerprint template is broken.,It's just not installed.,If you install it.,It should be easy to use.,You can go to the one who replaced the screen for you to find him.。

If there is no fingerprint, it means that they have not installed this system, and they should help you replace the screen again. Reinstall it again.

Generally, this kind of situation refers to the hardware failure of the state Tanwen identification module, and the hardware failure cannot be repaired by software, and the damaged components need to be repaired and replaced.

HUAWEI Mate40 under-screen fingerprint is: a fingerprint prompt pattern display method, under-screen fingerprint unlocking method and device. Huawei Mate 40 resolution is 2376*1080, screen refresh rate is 90Hz, touch sampling rate is 240Hz, P3 color gamut, support 2D face recognition and under-screen fingerprint unlocking.

The charging speed of the Huawei Mate40 series has been upgraded again; Wired 66W, wireless 50W option.

After-sales message before selling.

On October 30, 2020, the price of Huawei Mate 40 series in China was announced, Huawei Mate40 (8GB+128GB) 4999 yuan, Huawei Mate40 (8GB+256GB) 5499 yuan, and it will be on sale on December 21, 2020.

In terms of foreign prices, Huawei Mate 40 8+128G sells Huiye at a price of 899 euros, which is about 7100 yuan.

If you meet a master with bad skills, it will really have an impact on the phone. Changing the screen of the mobile phone is an operation with high professional and technical requirements, if the master's craftsmanship is not good, resulting in the screen installation is not tightly fitted and there are gaps, it is very easy to let the mobile phone into the water. And the battery life will also decrease.

Shanxiao So, after changing the screen, it is not the operation of changing the screen that has an impact, but the craftsmanship of the maintenance master.

After changing the screen in a non-standard manner, the problem of high incidence of mobile phones: the touch sensitivity is not as good as before. First of all, let's just say a common sense - it's not that the more sensitive the touch, the better!

Touch sensitivity is all about intelligence, not even a mistouch as touch control. Then, if the touch sensitivity is not as good as before, it is likely that the quality of the replaced accessories is not up to par, and it is not fully original, so it is recommended to find a reliable and after-sales platform to change the screen. There is a problem with the cell phone signal.

Generally, the signal detection in the later stage of maintenance is an empty card.

Dial the alarm number, if it can be called, it means that the signal is fine, and in extreme cases, there will be no signal after inserting the card. If this is the case, it is possible that the signal antenna is not installed in place during the maintenance process, and the signal part of the motherboard is artificially damaged, resulting in poor contact of the chassis antenna during the maintenance process.

There is also the fact that the screen is not firmly bonded to the bezel. The mobile phone screen is particularly afraid of liquid spikes, so when the screen and the frame are glued together, a professional glass adhesive is generally used around the screen, the characteristics of this glue are that the longer it is used, the stronger the viscosity. Informal repair shops often try to save trouble or the quality of the laminating glue is not up to standard, resulting in the screen degumming of consumers' mobile phones soon after repair.

There are small bubbles on the screen. In this case, in a small number of cases of changing the external screen, it may be a problem of pressing the integrated screen, or it may be related to the performance of the machine, of course, for obvious bubbles, it must be repaired immediately.

1.Please update your phone to the latest system cavity version. 2.

Please restart your phone and check if the fingerprint option is restored in the settings. 3.If you fail to resolve the issue by performing either of these operations, it may be caused by a hardware issue, so we recommend that you back up important data and bring your proof of purchase to a nearby Huawei Customer Service Center for testing.

Operating environment: Huawei Mate40Pro HarmonyOS 21Press and hold the power button on your phone and tap Restart.

2.After restarting your phone, go to your phone's settings page and tap System & Updates. 3.

The page jumps and clicks Reset. 4.The page pops up options, click Factory reset.

5.Scroll down the page and click Reset Sleek Phone. 6.

Go back to the settings page, click on biometrics and password, and you can find the fingerprint settings.

Summary. Mate40Pro does not have a fingerprint unlock function.

Hello, dear, Huawei Mate40Pro has fingerprint unlock function. Click [Biometrics & Passcode] in the settings menu on your phone's desktop. Tap [Fingerprint].

Enter the Cong Kai screen lock passcode and click Yu Shen [New Fingerprint]. Click [Start Entry], put your finger on the induction area of the screen to inject the fingerprint information, and click [OK].

Hope mine can help you!

There is no fingerprint function in the settings.

What's going on.

Can you get back to me?

Okay,Pro,In the phone settings,Select the security function,There is a living fingerprint unlock below,Click to check it,In this way, you can directly enter the fingerprint for fingerprint rock shirt hole unlocking。

There are no living fingerprints.

Can you send a screenshot?

Okay, dear, you can create a new fingerprint in [Biometrics and Passwords.]

If you have not set a lock screen password, you need to set a lock screen password as prompted; If you have already set a passcode for the lock screen, enter the passcode to go to the fingerprint settings. fingerprints and passwords; Follow the on-screen prompts to set an unlock password; After the password is set, click New Fingerprint to start entering the fingerprint; Place your finger on the fingerprint sensor, then press the sensor until your phone vibrates and lift your finger. Repeat this operation with different blocks of the same finger until the fingerprint is successfully entered; After successful entry, click OK to unlock the phone screen with your fingerprint.

Hello, the way to set up a fingerprint password lock for Huawei P40 is:

1. Turn on your phone, find "Settings" and click to enter; 2. Find "Biometrics & Password" in "Settings" and click to enter; 3. Click on the "Fingerprint" option after playing, then click "Fingerprint Management", enter the lock screen key password and enter; 4. After entering the "Fingerprint Management" interface, turn on the function of unlocking the device, and then enter the fingerprint.

Tips: For higher security reasons, you need to set a lock screen password before you can carry out the relevant tube mode disturbance of fingerprints. If you have not set a lock screen password, you need to set a lock screen password as prompted; If you have already set a passcode for the lock screen, enter the passcode to go to the fingerprint settings.

fingerprints and passwords; Follow the on-screen prompts to set an unlock password; After the password is set, click New Fingerprint to start entering the fingerprint; Place your finger on the fingerprint sensor and press the Mori ruler sensor until the phone vibrates, then lift your finger. Repeat this operation with different blocks of the same finger until the fingerprint is successfully entered; After successful entry, click OK to unlock the phone screen with your fingerprint.

In order to protect personal privacy, the fingerprint function can only be used when the unlocking method is "digital password" or "hybrid password", after the fingerprint is set up, when the mobile phone is restarted or the fingerprint recognition fails, the system will ask you to enter the backup password to confirm.