How to restore engineering mode on Xiaomi phones

Hello: Can you elaborate on what the problem is? Please use the official line brush tool line brush, the flashing method is as follows:

Hello, the way to flash the Xiaomi Mi 2 is roughly the same as that of the Mi 1.

Please flash according to the flashing tutorial, where the line brush is different.

Address the line brush of the Xiaomi Mi 2.

1.Running flash all except data will erase all data, including the stored data in the flash memory and the data in the ROM, which is equivalent to a meter 1 after formatting the memory card.

2.Running flash all except will retain the stored data and clear the user data, exactly like the Mi1 wire brush.

3.Running flash all user data and stored data are not moving, similar to the Mi1's card swipe.

You need to select one of them and delete the other two, otherwise the default is to run flash all except data.

You are welcome to ask questions on the Xiaomi Enterprise Platform.

Can you elaborate on what the problem is? Please use the official line brush tool line brush, the flashing method is as follows:

Hello, the way to flash the Xiaomi Mi 2 is roughly the same as that of the Mi 1.

Please flash according to the flashing tutorial, where the line brush is different.

Address the line brush of the Xiaomi Mi 2.

1.Running flash all except data will erase all data, including the stored data in the flash memory and the data in the ROM, which is equivalent to a meter 1 after formatting the memory card.

2.Running flash all except will retain the stored data and clear the user data, exactly like the Mi1 wire brush.

3.Running flash all user data and stored data are not moving, similar to the Mi1's card swipe.

You need to select one of them and delete the other two, otherwise the default is to run flash all except data.

There are two ways to opt out:

Run the security center of the phone, click the physical examination function, and after the physical examination of the mobile phone, it will prompt you to hide the developer option, click it.

You can go to your phone's settings, select other advanced settings, click on Developer Options, and finally click the button to turn off Developer Options.

<> point God and hit it to close.

Engineer mode is open to developers who can use the app to tune up their phones in trial operation.

When running in this mode, the program will output program-related information to the developer by lowering the log output level, adding debugging information, etc. It is convenient for developers to locate and analyze errors.

Tools Raw Materials:Xiaomi Mi 10, MIUI 12.

1. Open the Xiaomi phone and tap **, as shown in the figure below

2. Enter "*" as shown in the figure below

3. Enter the engineering mode and click on the function at will, as shown in the figure below

4. Perform vibration test in engineering mode, as shown in the figure below

The engineering mode should be recovery

How to enter recovery for Xiaomi phones].

Method 1: Click the menu key "MIUI Desktop" > Tools > System Update, select "Reboot to Recovery", and enter Recovery after confirmation.

Method 2: In the shutdown state, press and hold the volume up button and the shutdown button, and let go when the boot screen appears, and then you can enter recovery.

Attached [Xiaomi phone enters recovery mode to use flashing method] (this is the official recovery).

The following is the flashing method under Xiaomi mobile phone recovery, before flashing the machine starts, we need to change the name of the ROM that needs to be flashed to update and copy it directly to the memory card (remember the non-secondary folder, assuming that the memory card is disk "H" in the computer, the update file should be H: , and then turn off the mobile phone.

1. Press the volume button "+" and the power button to enter the recovery interface.

2. Select the language you want and select "Clear Data".

3. Select Clear "All Data" and press the power button to confirm.

4. Press the power button and select the "Confirm" option to clear the data.

5. This operation will clear the relevant data in the ROM, please make a backup in advance.

6. Go to Recovery and select "Install to System One".

7. Click "OK" and then flash the system.

8. Go to "Restart" and select "Reboot to enter System 1".

Recovery is an Android phone backup function, which refers to a mode that can modify the data or system inside the Android machine (similar to Windows PE or DOS). In this mode, we can back up or upgrade the existing system, or we can restore the factory settings here.

Details: Recovery—Encyclopedia.

Taking Xiaomi Mi 6 mobile phones as an example, the method of factory reset is as follows:

1. Turn on your phone and click "Settings" on the desktop to enter.

3. Select the "Backup & Reset" option after entering, as shown in the image below.

4. Then click "Factory Reset".

Methods of Engineering Mode for Xiaomi Phones:

In the dialing interface of Xiaomi mobile phones, type "* *" in turn to enter the engineering mode immediately.

What does it do:

In this mode, you can perform a series of tests on some of the hardware of the mobile phone, such as LED lights, light sensors, gyroscope sensors, etc. Under each link, there will be more detailed test items.

If there is a problem with the mobile phone in some links, it is best to enter the engineering mode to test it before sending it for repair, so that it will be helpful to inform the maintenance personnel when sending it for repair, which will still help the future mobile phone repair progress.

Taking Xiaomi Mi 6 mobile phones as an example, the method of factory reset is as follows:

1. Turn on your phone and click "Settings" on the desktop to enter.

3. Select the "Backup & Reset" option after entering, as shown in the image below.

4. Then click "Factory Reset".

When the phone is powered off, press the volume up button + power button at the same time to enter recovery mode.

Settings - System - Reset Phone - Recovery Mode.

For Xiaomi mobile phones, there is a way to enter recovery mode, click the system update icon, select [More] in the upper right corner (that is, the three dots in the upper right corner), and click [Reboot to recovery mode (recovery)].

Turn off the phone, then press and hold the volume up button + power button of the phone, and press and hold the two buttons at the same time for a few seconds to enter the recovery interface.