You picked up a Xiaomi smartphone, but the screen is still black, even though the device vibrates when pressed, the notification sounds are heard, and the charging indicator is on? This is a classic situation where the display does not respond, but the device itself is functioning. The reasons can be either software (firmware failure, application conflict) or hardware (damage to the plume, matrix malfunction), 80% of the time the problem can be solved independently without going to the service center.
It is important to distinguish the full brick (when the phone is not showing signs of life) from the situation when Xiaomi is working, but the screen is not turning on. In the second case, the chances of recovery are much higher. Next, we will analyze the step-by-step instructions from simple (reboot, reset settings) to complex (flashing through Fastboot), and you will learn how to avoid data loss in a black screen if the phone does not display the recovery menu.
1.Diagnosis: Why the screen isn't turning on and the phone is working
Before you start repairing, determine the nature of the malfunction. The black screen on Xiaomi when the device is running can be called:
- π Software failure: system freeze after update, application conflict, file damage boot.img recovery.
- π Hardware problems: disconnection of the display plume (often after a fall), failure of the backlight or matrix.
- π Power problems: A faulty battery or charging controller that does not provide enough current for the screen.
- π οΈ Incorrect repair: if previously changed the display or battery, could damage the contacts.
How to tell a software error from a hardware error? Try connecting your phone to your PC via USB:
- If the computer detects the device (connection sound, displayed in Device Manager) β the problem is more software.
- If there is no reaction or the phone is identified as Qualcomm HS-USB QDLoader 9008 is a sign of hardware failure (possibly damaged) EMMC-chip).
Fast Solutions: Reboot and Emergency Combinations
Start with the simplest methods. Often, the black screen on Xiaomi is caused by a temporary failure of the graphics driver or a freeze in the MIUI interface.
Forced reset
Press the Power button for 10-15 seconds until the phone vibrates and reboots. If the screen is black, but the device emits the boot sound, the problem is with the backlight or the matrix.
Combinations for resetting graphics
Some Xiaomi models (e.g. Redmi Note 10 Pro, POCO X3) have a hidden combination:
- Keep Volume Up + Power for 10 seconds.
- Release the buttons when the screen blinks (even if you canβt see it, do it blindly).
- Wait 1-2 minutes β sometimes the system restores the display.
π‘
If the phone vibrates when you press the screen, but the image is missing, try to hold the flashlight to the display at an angle. If you see a weak image, the problem is in the backlight, not the matrix.
2.3 Entrance to Recovery Mode without screen
If the screen isnβt working but the phone is turning on, try entering the βblindβ recovery menu:
- Turn off the device (press the power for 20 seconds).
- Press Volume Up + Power and hold for 10-15 seconds.
- Release the buttons. After 30 seconds, press Volume down 3 times (select Wipe data), then Power up for confirmation.
- Wait 5-10 minutes β the phone will reset.
Make sure your phone is at least 50 times charged%|
Backup the data (if the phone is determined by PC)|
Use the original. USB-cable|
Do not interrupt the resetting process
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3. PC Connection: How to Save Data and Switch Your Phone
If the screen is not responding, but Xiaomi is determined by the computer, you can try to extract data or reflash the device.
- π₯οΈ Windows computer (or Mac with Android File Transfer installed).
- π Original. USB-cable (better from the set).
- π οΈ Used by Mi Flash Tool, ADB Fastboot (download from the official website of Xiaomi).
3.1. Data extraction through ADB
If the phone is turned on but the screen is black, connect it to your PC and do:
- Install ADB drivers (download Platform Tools).
- Open the Command Prompt in the folder with ADB and type: adb devices If the device is displayed, type: adb pull /sdcard/ C:\Xiaomi_Backup\ This will copy all files from internal memory to disk C:.
3.2 Firmware through Fastboot
If the reset doesnβt help, reflash your phone in Fastboot mode:
- Download the firmware for your model from the MIUI Download website (choose the Fastboot version).
- Unpack the archive in a folder without Cyrillic characters.
- Press Volume Down + Power to log into Fastboot (the screen will remain black, but the PC must define the device as Android Bootloader Interface).
- Launch the Mi Flash Tool, select the firmware folder and press Flash.
What to do if the Mi Flash Tool is an βAnti Rollbackβ error
4. Hardware malfunctions: when to carry in the service
If none of the software methods worked, the problem is likely hardware. Common causes of black screen on Xiaomi are:
| Malfunction | Signs. | Cost of repair (approximately) |
|---|---|---|
| Display plume damaged | The screen flashes when pressed, the image appears when the body is bent. | 1 500β3 000 β½ |
| Backlight failure | The image is visible under a flashlight, but the screen is dark. | 2 000β4 500 β½ |
| Matrix malfunction | No image, but the phone responds to touch (sounds, vibrations) | 3 500β8 000 β½ |
| Battery problems | The phone turns off at 20-30% charge, does not turn on without charging | 1 000β2 500 β½ |
How do you check the plume yourself? Carefully tap the phone body in the area between the screen and the back cover. If the image appears for a second, it's the disconnected contact.
- π οΈ You can try to disassemble the phone and connect the plume back (you need experience and tools: sucker, mediator, screwdriver). T3/T4).
- β οΈ Do not use a hair dryer or heat - it can damage the matrix.
π‘
If the phone falls or gets wet, 90% of the problem is hardware, in which case self-repair without experience can aggravate the situation (for example, damage the flexible contacts of the matrix).
5 Hidden MIUI features: how to control a phone without a screen
Few people know, but even with a black screen, you can control Xiaomi via voice commands or a PC. Here are a few ways:
5.1.The Google Assistant Voice Assistant
If your phone has Google Assistant enabled, say:
βOK, Google, turn on Bluetooth.β
Or:
"OK, Google, call your mom."
This will confirm that the phone is working and will allow you to temporarily use the basic functions.
Control through ADB (advanced method)
With ADB, you can emulate the clicks on the screen.
- Open settings: adb shell am start -n com.android.settings/.Settings
- Call: Adb shell am start -a android.intent.action.CALL -d tel:+79991234567
- Reboot phone: adb reboot
5.3. Connecting the mouse via USB OTG
If the phone supports OTG, plug in USB-You can use a mouse through an adapter, and the cursor will appear on the screen (even if you can't see it), and you can feel itΒ»:
- π±οΈ Move the cursor to the intended menu location.
- π Click the left button to select.
- π Scroll down/up (if you need to go through the settings).
π‘
To understand where the mouse cursor is on the invisible screen, turn on the touch sound in the MIUI settings (if the phone is still reacting to breakage).
6 Prevention: How to Avoid Black Screens in the Future
The black screen on Xiaomi is often caused by the userβs careless actions, to minimize the risks:
- π Don't interrupt the updates. MIUI. If the phone is rebooted with the words βSystem Updateβ, do not pull the cable and do not press the buttons.
- π‘οΈ Install apps only from Google Play or Mi App Store. APK-Files may contain viruses that damage graphics drivers.
- π Use the original chargers. Cheap cables can cause power surges that damage the power controller or the screen.
- π± Backups regularly via Mi Cloud or Google Drive, which will save data if the screen suddenly stops working.
Pay special attention to Xiaomi models with AMOLED-screens (e.g. Mi 11, Redmi) K40). They're more sensitive:
- π₯ Strikes (even slight falls can damage the matrix).
- π‘οΈ Overheating (do not leave your phone in the sun or near the battery).
- π§ Moisture (even if the body has protection) IP53, display contacts may oxidize).
π‘
If your Xiaomi is overheating frequently, install the CPU Monitor app to track temperature.Critical heating above 60Β°C can cause the screen plume to detach.
7. Frequent errors in repairing the black screen
Many users make the problem worse by trying to fix the phone in the wrong way.
- β Disassembly without tools: using a knife or screwdriver of the wrong size damages the latches of the case and plumes.
- β Heating the screen with a hairdryer: this can melt the adhesive base of the matrix and finally disable it.
- β The firmware is the wrong version MIUI: For example, an attempt to create a global ROM Chinese model (China) ROM) lead to the brickΒ».
- β Ignoring Backup: Fastboot Reset Deletes All Data, Including Photos and Contacts.
β οΈ Note: If you decide to disassemble Xiaomi yourself, remember β on new models (for example, Redmi Note 12) the display is glued to the body with liquid glue.Β°C (use a thermo-air station, not a hair dryer!).
Another common mistake is using unoriginal parts, such as cheap Chinese matrices for Xiaomi.
- Have broken pixels.
- Do not support Auto Brightness (automatic brightness).
- Be out of action in 2-3 months.