You take Xiaomi and the screen is black, no button reactions, no lights, no vibrations, and this is familiar to many smartphone owners, but you don't have to panic: 80 percent of the time, you can solve the problem yourself without going to a service center, and the key is to diagnose the cause and act on the algorithm.
In this article, we will look at all possible scenarios, from simple battery discharge to hardware malfunctions. You will learn how to distinguish a software failure from a physical screen failure, what manipulations are safe to perform at home, and when to contact specialists immediately. Particular emphasis is placed on the Redmi Note 10/11/12, POCO X3/X4 and Mi 11/12, but the instructions are universal for most Xiaomi devices on MIUI 12-14.
1. Primary diagnosis: exclude obvious causes
Before you take your phone apart or reset your settings, check the basics that are often overlooked. Start with the power source: connect your smartphone to the original charger (don't use cheap cables or power bank). Let it stand for 15 to 20 minutes - sometimes a dead battery doesn't show signs of life right away.
Pay attention to the indicators:
- π΄ The red LED is on, the battery is dead, but it's going to go off. Wait 30, 60 minutes and try turning it on.
- π’ Green/blue indicator - phone is on, but the screen is not responding. Try pressing the power button for 10-15 seconds for a forced reboot.
- β« No indication - a possible problem with the battery, plume or motherboard.
If the indicator is missing, check the cable and power supply on another device, and try connecting Xiaomi to your computer via USB β if the PC makes a connection sound, then the phone is getting power, and the problem is more likely in the screen or firmware.
Drops or impacts | MIUI Updates | Battery discharge to 0% | By itself, for no apparent reason-->
2. Software glitches: how to restart your phone without a screen
Most often, a black screen on Xiaomi is caused by a system freeze or application conflict, in which case a forced reboot or login to Recovery Mode helps.
Method 1: Hard Reset (Hard Reset)
Press the button combination:
- π± Power button + Volume increase β hold for 10-20 seconds until you feel vibration or the Mi logo appears.
- π If it doesn't work, try the food. + Reduce volume (on some models, for example, POCO F3).
After you reboot, check if the image appears. If it doesn't, move on to the next step.
Method 2: Recovery Mode and Resetting
If the phone vibrates when you press the buttons, but the screen remains black, try to enter recovery mode:
- Turn off the device (hold the power button for 15 seconds).
- Press the power + increase the volume before the Recovery menu appears.
- Use the volume buttons for navigation and the power button to select the Wipe Data item (reset to factory settings).
β οΈ Warning: This method will delete all data on your phone if you didn't back up your Mi Cloud. Do not use it if you have important unsaved information on your device.
Make sure that a backup in Mi Cloud is created
Connect your phone to charge (minimum 30% battery)
Use only the original cable.
Do not interrupt the discharge process-->
3.Battery problems: When the phone doesn't charge
If Xiaomi doesn't respond to charging and doesn't turn on, it might not be the screen that's to blame, but the battery or power controller.
Signs of battery failure:
- π The phone is switched on only from charging, but immediately switches off when disconnected.
- π‘οΈ The body is very hot in the battery area.
- β‘ The swelling is then turned off (and then turned off).
Try this for a diagnosis:
- Connect another charger (preferably with Quick Charge 3.0/4.0 support).
- Try wireless charging (if the model supports, for example, Mi 11 Ultra or Xiaomi 13).
- Leave the phone on a charge for 1-2 hours - sometimes a deeply discharged battery does not "wake up" immediately.
| Symptoms. | Probable cause | Decision |
|---|---|---|
| Charging indicator flashes red | Deep discharge or battery failure | Charge 1-2 hours with the original RAM, then try to turn on |
| The phone is warming up but not charging. | Problem with the power controller | Contact the service (it is possible to replace the chip) |
| Charging is underway, but the screen is not turning on. | Firmware failure or damage to the display plume | Check the Fastboot or check the plume. |
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If the phone is not responding to charging, try plugging it into your computer and running the Mi Flash Tool. If the PC defines the device as a Qualcomm HS-USB QDLoader 9008, then the phone is in EDL mode and can be reflashed even with a black screen.
4. Hardware breakdowns: when you need to disassemble the phone
If the software methods did not help, the problem may be physical damage:
- π₯ A hit or fall β often leads to disconnection of the display plume or cracks on the motherboard.
- π§ Moisture infestation β even if the phone hasnβt sunk, condensation can oxidize contacts.
- π Poor repairs β for example, after replacing the screen or battery.
How to diagnose hardware breakdown without disassembly:
- π¦ Light a flashlight on the screen at an angle - if the image is barely noticeable, the problem is in the backlight (often fails). LED-driver).
- π§ Connect the headphones - if you hear the download sound when you turn on MIUI, But there is no screen, the display or its plume is to blame.
- π€² Try tapping the top and bottom of the screen β if the image appears when you press it, itβs a sign of plume detachment.
If you suspect a hardware malfunction, but do not have experience in repair, it is better to contact the service.
- Damage to flexible plumes (especially on models with AMOLED-screen).
- Loss of leakage (relevant for IP53/IP68 devices).
- The dust hits the screen, which will lead to the appearance of artifacts.
What to do if the screen is cracked, but the phone is working
5. Fastboot flashing: When the system doesn't boot
If the phone vibrates when it's turned on, but the screen is still black, the firmware may be damaged, and if you do that, you can reinstall MIUI via Fastboot.
- π₯οΈ Computer with Qualcomm or Mediatek drivers installed (depending on the processor).
- π Official firmware for your model (download from Xiaomi Firmware website).
- π οΈ Mi Flash Tool (for Qualcomm) or SP Flash Tool (for Mediatek).
Step-by-step:
- Turn off the phone (hold the power button for 15 seconds).
- Press the power button. + reduce volume and connect USB-I need to get a Fastboot port.
- Launch the Mi Flash Tool, select the downloaded firmware and press Flash.
- Wait until it is completed (usually 5-10 minutes).
β οΈ Warning: Donβt interrupt the firmware process! This can lead to a full blink (unable to recover without a programmer). Also make sure the firmware is right for your model β for example, the Redmi Note 10 Pro and Redmi Note 10 Pro Global have different versions. MIUI.
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Fastboot flashing removes all data, but restores the system to work even in severe crashes, and is effective in 90% of software failures.
6. Checking the plume and contacts: if the screen flickers or turns off
If the screen on Xiaomi appears, goes out, or only reacts at a certain angle, the problem is most likely in the plume of the display or its contacts, a typical malfunction after falls or prolonged use (the plumes wear out over time).
How to temporarily fix:
- π§ Carefully press the top of the screen (where the plume connector is) β sometimes contact is restored.
- π± Check if the battery is swelling - it can press on the plume (this is dangerous, replacement is required!).
- π Restart your phone β sometimes a contact failure is fixed after a reboot.
For a full repair, you will need to disassemble the phone and:
- Replacement of the plume (cost - from 500 to 2000 rubles, depending on the model).
- Cleaning contacts with alcohol (if oxidized).
- Check the integrity of the connector on the motherboard.
In the models with AMOLED-screens (e.g. Xiaomi) 12T or Redmi K50) The plume is often integrated into the display, so you will have to change the entire module.
7.When to contact the service: signs of serious breakdowns
Not all Xiaomi screen problems can be solved by yourself.
- π₯ The phone overheats even when it is off (a sign of a short circuit).
- π₯ The screen cracked and under the glass see divorces (damaged) OLED-strata).
- π The phone is not detected by the computer even in the mode Fastboot/EDL.
- π The battery swelled (this is visible by the raised screen or clicks when pressing the case).
The cost of repair in official Xiaomi services (in Moscow, 2026):
| Type of repair | Budget Segment Models (Redmi 9/10) | Mid-size/premium models (Mi 11/12, POCO F4) |
|---|---|---|
| Replacement of the display plume | 800β1500 β½ | 1500β3000 β½ |
| Replacement of the display module (with sensor) | 3000β6000 β½ | 6000β12000 β½ |
| Motherboard repair (replacement of chips) | 2000β5000 β½ | 5000β15000 β½ |
In 2026, Xiaomi officially dropped support for models older than 2019 (such as the Redmi Note 7 or Mi 9), so the parts for them can be used or analogue.