The phone failed, and the screen was changed, but it still failed after I went back, and I couldn t

If you are using a vivo mobile phone, the screen failure solution:

1. The screen is not sensitive due to the unclean screen

Use a clean dust-free cloth to wipe the dirt and water stains on the phone;

2. The mobile phone has a film:

If there is a problem of screen failure after applying the film, you can remove the film and use it again for comparison or send it to the customer service center to reapply the film.

3. The screen fails when operating a single software

Go to Settings - Apps & Permissions More Settings - App Management Apps - (All) - Find the Software - Clear Cache Data; Upgrade the software to the latest version, or uninstall and reinstall it.

4. When charging, the screen is not sensitive:

Use the original charger to charge the phone or change to a grounded socket to try charging again;

5. The screen fails due to insufficient running memory

One-click acceleration to clean up the background; Restart your phone.

6. If the mobile phone has static electricity and causes the screen to malfunction temporarily, it can be gently wiped with a damp soft cloth;

7. Data-induced screen failure: Go to Phone Settings - System Management More Settings - Backup & Reset Restore all settings in Factory Reset. This action doesn't erase the data from your phone, it restores all settings from your phone, including:

Set wallpapers, unlock styles, wifi, default programs, etc., and third-party software logged in the phone also need to be re-logged in.

8. Customer service center detection and processing (customer service center address: enter vivo official website vivo**app--my--outlet query or vivo official website web version--bottom down--service support--service network query--select provinces and cities to query the customer service center address.) ）

The mobile phone often fails after changing the screen, and the reason for this situation may be that the screen is stained, resulting in poor contact; The inner screen of the mobile phone is damaged; **Processor damage, etc.

Solution steps: First: If there are water stains, vapor fog, and dirt on the screen, it will lead to ineffective operation of the touch screen, contact offset, random jumping, etc., which requires attention to cleaning the touch screen (if there is still a problem after cleaning the touch screen, it may be a system abnormal, and the software needs to be updated to the latest version);

Second: If you keep the blue screen or black screen, you can hear the sound but still can't see the content displayed on the screen, it may be that the inner screen of the mobile phone is broken and needs to be replaced!

Third: When there is really no way, you can restore the phone to factory settings and recalibrate the sensor;

Fourth: If it is useless to restore the factory settings, it may be that the inductive LCD device is out of order, and then you need to add welding or replace the touch IC;

Fifth: If none of the above methods work, then it may be a problem with the processor (CPU), check the CPU, if the damage is serious, you need to replace the processor (CPU).

Sixth: If all the above solutions cannot be solved, then it is recommended to send it for repair in time.

The sensitivity may be too low, and there are several ways to solve it:

1. There is static electricity on the mobile phone screen.

You need to clean the mobile phone screen, and the static electricity of the mobile phone screen may also cause the touch screen to fail, so you only need to gently wipe the entire screen with your hands.

2. Software conflicts or incompatibilities.

You can try pressing the lock screen key back and forth a few more times. In many cases, the phone's touch screen fails because of a slow response caused by software conflicts or incompatibilities, so it is possible to recover by pressing the lock screen button back and forth a few times.

3. There is water on your hands or on the screen of your phone.

Wipe your phone and hands clean of water. Nowadays, most mobile phones support wet water operation, but there are also many mobile phones that will cause the mobile phone operation to fail as long as there are water droplets on the mobile phone screen or the mobile phone has water. If you're not sure if that's the cause, you can wipe your phone's screen clean immediately and see if it's back to normal.

Fourth, the mobile phone is stuck.

Because the mobile phone is stuck, the running memory is too small, etc., the mobile phone screen operation is slow, and it is mistaken for the result of the mobile phone screen failure. At this time, you need to turn off or restart the mobile phone to check whether the mobile phone screen can be used normally.

5. Mobile phone hardware problems.

External force or damage caused by the failure of the mobile phone touch screen, which is generally due to the failure of the mobile phone screen caused by the hardware problem of the mobile phone, in this case, the mobile phone can be sent to repair, try to replace the new mobile phone screen.

The phone doesn't move after changing the screen, right? Because if you can't click on the phone after changing the screen. That means that the screen has not been replaced properly and must be replaced.

Summary. Dear, if your phone's screen is sometimes out of order and sometimes normal, it may be due to the following reasons:1

Fault of the touch screen: If it has been a long time, or has accidentally bumped the mobile phone, it may cause the touch screen under the LCD screen to be poorly connected, and the touch screen will most likely need to be replaced; 2.The battery is too low:

When the battery of the mobile phone is too low, it may cause the overall running speed of the mobile phone to slow down, and the touch screen will malfunction, it is recommended to fully charge the mobile phone before re-testing; 3.If you have recently updated your phone's system or installed some new software, there may be a problem with your phone's software or drivers, and you can try restarting your phone or restoring to the previous operating system version.

If you are an Android user, you can also find the touchscreen test option in the settings to test the responsiveness of your fingers on the screen; If the problem persists, it is recommended to contact the mobile phone manufacturer or professional after-sales maintenance service personnel for maintenance.

The phone didn't work at all.

What's going on? Dear, if your phone's screen is sometimes out of order and sometimes normal, it may be due to the following reasons:1

Fault of the touch screen: If it has been a long time, or has accidentally bumped the mobile phone, it may cause the touch screen under the LCD screen to be poorly connected, and the touch screen will most likely need to be replaced; 2.The battery is too low:

When the battery of the mobile phone is too low, it may cause the overall running speed of the mobile phone to slow down, and the touch screen will malfunction, it is recommended to fully charge the mobile phone before re-testing; 3.Problems with the phone system: If you have recently updated the system of your phone or installed some new software, there may be a problem with the software or drivers of your phone, and you can try to restart your phone or restore to the previous OS version.

If you are an Android user, you can also find the touch screen test option in the settings to test the responsiveness of the finger fan macro on the screen; If the problem still exists, it is recommended to contact the mobile phone manufacturer or professional after-sales maintenance service personnel for maintenance.

The screen should not be broken, but a little bit of the screen on the top is out of order, sometimes good and sometimes bad.

If only a small part of the touch screen fails, and the problem is good and bad, it may be due to the sensitivity or calibration of the touch screen to lift the problem, you can try to solve the problem with the following methods:1Clean the screen:

Using warm water with a small amount of detergent or a special cleaner to clean the screen, sometimes just the accumulation of dust or grease causes the touchscreen to lose sensitivity. After cleaning the screen, test the touch effect; 2.Recalibrate the touchscreen:

Some mobile phone imitation systems have a function to recalibrate the touch screen, which can be found in the system settings and follow the prompts to operate; If none of the above solves the problem, you may want to consider taking your phone to an after-sales or repair center for service or replacement of the touchscreen.

Summary. This could be because of a problem with your phone's touch controller. It is recommended that you try restarting your phone several times if something goes wrong.

If the problem persists, you can try the following steps:1Clear the screen and make sure that there is no dust or dirt that will affect the touch sensitivity of the screen.

Upgrade your phone's operating system to the latest version. 2.Check if there are some third-party apps or software that may be causing your phone's screen to malfunction.

You can choose to uninstall or disable these software.

This could be because of a problem with your phone's touch controller. It is recommended that you try restarting your phone several times if something goes wrong. If the problem persists, you can dust to try the following steps:

LI La1Clear the screen and make sure that there is no dust or dirt that will affect the touch sensitivity of the screen. Upgrade your phone's operating system to the latest version.

2.Check if there are some third-party apps or software that may be causing your phone's screen to malfunction. You can choose to uninstall or disable these software.

How to check it.

It's already the latest version and there's no dust, restarting is useless, or it's going to be indirect, so it's going to be good again after a while, and then it's going to start again.

I changed the screen before the first gear opened the moon and changed the screen next to the line before this situation I asked the boss The boss asked me to restore the factory settings It still didn't work The boss now says it's a motherboard problem What should I do.

If you've troubled cleaning your screen and software issues, tried rebooting and doing a factory reset, and you're still having the issue, it's likely a hardware issue. Since you've already replaced your screen, the problem may not be on the screen. Considering the intermittent failure of the phone, the problem can be caused by the wrong wiring or cable connection, etc.

Therefore, it is recommended that you consult with a professional phone repairer and check if there is a hardware problem with your phone. If the repairer confirms that there is a problem with the motherboard, then the motherboard may need to be replaced. However, replacing a motherboard can be expensive, and there is no guarantee that it will completely resolve the issue.

You may want to consider whether it's worth doing this or if it's better suited to buy a new phone.