Xiaomi Mi 2 does not respond in the middle, what is the problem that it can t be operated?

Hi! It is recommended that you update the mobile phone system or clear the mobile phone data, and the specific operation of the three clearing: power off - volume up button and press the power button at the same time - recovery mode - clear data - clear all data (note: backup important data).

If the problem persists, it is recommended that you go to your local Xiaomi authorized repair point for consultation and testing.

Hello landlord. 1.It is recommended that you back up your data, enter Recovery to clear all data (turn off, press and hold the volume up + power button to enter recovery), upgrade your phone to the latest development version of the system, do not install apps that require root permission for the time being, and see if it can be restored to normal.

2.If it still does not work, please go to a repair center near you for testing.

Address and ** inquiry.

At the same time, 9 Xiaomi Home in Beijing, Shanghai, Nanjing, Wuhan, Chengdu, Hangzhou, Xi'an, Shenzhen and Guangzhou have maintenance capabilities. Mi Home is open from Tuesday to Sunday, from 10 a.m. to 6 p.m.

The Monkey Island Game Forum has you covered.

Hi! 1.It is recommended that you back up your data, enter Recovery to clear all data (turn off, press and hold the volume up + power button to enter recovery), upgrade your phone to the latest development version of the system, do not install apps that require root permission for the time being, and see if it can be restored to normal.

2.If it still does not work, please go to a repair center near you for testing.

Mi 2 mobile phone touch key failure solution:

1. Factory reset, you can find the factory reset option in the phone settings;

4. The hoverball has 5 function keys by default, including desktop key, task key, lock screen, screenshot, return key, including the three keys that fail, which can be customized according to actual needs;

5. Click [Customize Menu], for example, if you want to change the task key, then click [Task Key], change it to [Data], click Data, and then return, and the task key will become Data.

Xiaomi mobile phones are the same as many smart phones, using capacitive screens, so sometimes the temporary failure and other situations we encounter during use are caused by some improper usage in ordinary times, and we may not pay much attention to maintaining our mobile phone screen in daily life, so it will cause the phenomenon of touch key failure.

Try it first, if it doesn't work, go to the after-sales test.

It is estimated that there is a conflict in the software, first back up the important data and then clear the data, and then do not restore the data to see if it can be solved.

Clear data: In the shutdown state, press and hold the volume plus button and the shutdown button, and let go when the boot screen appears, and you can enter recovery. Go to Recovery >Chinese >> Clear Data >> Erase All Data).

After that, don't restore the software to see if the phone is normal

Reboot: If not, reinstall the system.

If not, you can apply for after-sales service on Xiaomi's official website.

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

2. 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).

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

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

5. The board is disconnected.

Stuck or frozen, restart the phone, no more flashing.

It may be stuck, just turn off the power and turn it on.

1. Enter * * on the dialing interface of the mobile phone to enter the hardware detection mode to detect whether there is a problem with the hardware of the mobile phone.

2. Swipe your finger up and down the screen to enter the "touch screen test".

3. Click the menu key and click "Touch Calibration". Follow the prompts on the page, click OK and then no longer touch the screen until a prompt for successful calibration appears. Calibrate a few more times, then shut down and restart.

4. If the problem has not been solved after calibration, send it to Xiaomi after-sales service for inspection and maintenance.

1. Enter the dialing interface of the mobile phone and enter * * to enter the hardware detection mode.

2. Swipe up and down to enter "Touch Screen Test".

3. Click the menu button and select "Touch Calibration". Follow the prompts on the interface, click OK and do not touch the screen until a prompt appears that the calibration is successful, it is best to calibrate it several times, and then turn it off and restart.

4. If it still doesn't work after calibration, send it directly to Xiaomi for after-sales inspection and maintenance.

Pull the top bar of the mobile phone to see if the shield button function is turned on, if it is not opened, then the button touch is faulty, and you need to go to the repair shop for maintenance.

The phone has turned on the shield button:

Workaround:1Pull down the notification bar.

2.Key Blocking - Cancel.

Phone function key is damaged:

Solution: Mi Home.

Xiaomi authorized repair outlets.

Is the touch screen still good? If it is not good, it may be that the thread inside is in poor contact.

Presumably suspended animation. You can force it off and then open it.

Hi! It is recommended that you use a line brush to upgrade to the latest version of the development version, and do not obtain root privileges for the time being, and do not install system security software. Try to see if you can fix it. You can refer to the following flashing tutorial.

b.During this time, please back up your data, enter recovery (shut down, press and hold the volume on + power button to enter recovery) to clear cache, clear user data, clear all data,. The computer is equipped with a driver,** Miflash flash tool,This is the link to install the driver:

Mi-1 of the Mi-2 series.

c.When everything is ready, please follow the brushing tutorial on the official website to use the sixth type of line brush, which is the official flashing tutorial.

A more detailed description of the problem will help netizens understand the troubles you are encountering and help you solve the problem more accurately. Thank you for supporting Xiaomi phones!

This one is a bit of a matter of theme, so let's try to change the theme.

It is recommended to change the machine, and the uselessness of flashing the machine is a hardware problem.

You can send it back to Xiaomi for repair.