What should I do if the touch control of the Xiaomi phone screen fails?

1. Turn on your phone, if your phone screen jumps, you can try it according to the following methods.

2. Log in to the dial-up interface and press *

3. At this time, you will jump to this page. In fact, you can familiarize yourself with this page, not only to test the screen, but also to test many functions of the phone!

4. Enter the touch screen calibration interface, you can first swipe a few times on the screen to see where there is a problem with your phone screen.

5. When you go to this interface, click the menu button, and you can see that there is a failure, pass and screen calibration.

6. Click Start in the middle and do not move the screen until the touch screen is calibrated successfully.

How to maintain the touch screen of Xiaomi mobile phones.

1. The choice of protective film, try not to use ordinary protective film, because the ordinary protective film is made of PET material, which generally produces high static electricity, so often after pasting the film, you can see black spots on the mobile phone or poor induction in the local area, that is, static electricity will break down the liquid capacitance of your capacitive screen, so the general film should use a film with the words "anti-static" and "ESD", and it is generally recommended to use OK8 film, or pay attention to the film in a professional store, because there is a static removal equipment.

2. Try not to touch the mobile phone screen after taking a bath, because the bioelectric power is low at this time, and it is difficult to sense it, so as to avoid misjudging the screen damage due to this phenomenon.

3. Try not to touch the four corners of the screen, because the four corners have electrode induction ICs, which belong to the hard area, and frequent extrusion will cause damage to the induction circuit.

4. Avoid putting the mobile phone on the chassis, CRT, and refrigerator, as the ITO conductive material in the middle layer is easily magnetized into TTO material, resulting in high impedance and very insensitive.

5. Try not to expose the mobile phone to minus 10 degrees, the ITO material solidifies, and then squeeze the screen with your hands, which will cause damage to the inside of the mobile phone.

6. Keep the screen clean and hygienic, and keep your hands clean and hygienic when they touch the screen.

Turn off or restart your phone.

Blow the screen with a hot hair dryer (hair blower), pay attention to the mid-range, and blow evenly to feel the screen hot.

Use clear glue to glue and tear over the malfunctioning area until the screen is back touched.

The electric shock method, in which the electrostatic electrode in a lighter is used to shock the screen (with a paper towel moistened with water covering the malfunctioning area) to change the electric field, may not be suitable for all.

Hello, method.

First of all, we need to detect whether there is a fault in the hardware of the touch screen: enter the "Settings" interface of the Xiaomi mobile phone, and click the "About the phone" item to enter the detailed information interface about the mobile phone.

After entering the "About Phone" interface, clicking the "Kernel Version" item several times in a row will enter "Xiaomi Mi 4".

Hardware" detection interface. When you click on "Kernel Version", there will be a corresponding "Only X steps are required to enter the CIT" prompt.

When entering the "Hardware Detection" interface of the Xiaomi Mi 4 mobile phone, click the "Touch Screen Testing" item to enter the Xiaomi Mi 4 touch screen hardware detection interface.

After entering the "Touch Screen Test" interface, you can detect the capacitive screen at the corresponding screen point position by tapping the screen or swiping.

Good and bad situations. This is used to determine whether the touch screen has a dead pixel.

or other failures.

Of course, when the mobile phone is low on battery, the touch screen will also be insensitive. To do this, you can select the "Power Test" button in the "Hardware Detection" interface.

Then, from the "Test to display the current battery remaining percentage value" interface, compare the remaining battery value with the battery level in the system status bar to ensure that the phone has enough power.

In addition, when the Xiaomi Mi 4 has a malfunction where the touch screen is not sensitive or unresponsive, it can also be caused by improper system settings or software bugs. We can solve the problem by "Clear user data". Turn off your Xiaomi phone 4 completely

Press "Volume +" and "Power Button" at the same time to enter recovery mode. Select "Chinese Simplified" using the "Volume Key" here, and press the "Power Button" to confirm the entry.

From the "Main Menu" interface that opens, select the "Clear Data" item and press the "Power Key" to confirm the entry.

Then, "Clear Cache", "Clear User Data", and "Clear All Data" are executed. Here you can use the "Volume key" to make a selection, and the "Power" key to determine the action.

Finally, restart your phone, select the mode of "Recently Used" in the "Mode" list to reboot into the Xiaomi system. Can.

There are many reasons for this situation, some are poor contact, some are broken screens, some are software problems, and some are compatibility problems, there are too many reasons, I still recommend you to go to the after-sales service to take a look.

What does this need to look at? It doesn't work, if it's caused by Caton, if it doesn't work, then you need to clean up the phone, load some of the programs inside, if it's your phone screen is broken, then you need to replace the screen to solve it.

You can tear off the film first, and then try to see, if it doesn't work, you have to go to the mobile phone repair shop to repair it.

The touch screen of your mobile phone is not sensitive, how to solve the problem of going to the repair shop to find the repair master for repair? If you really can't change your phone.

Xiaomi mobile phone touch screen failure repair tips process.

It should be a mobile phone problem! In this case, it is recommended that you take your mobile phone to the repair shop to find a master to repair your mobile phone!

Go to the local mobile phone after-sales service center for consultation, and the staff will help you solve it.