You pressed the power button, but the Xiaomi screen is still black? The phone doesn't show signs of life, doesn't vibrate or light up the charging indicator? This situation is familiar to many owners of smartphones of the brand - from budget Redmi to flagship Mi or POCO. The reasons can be both software (firmware failure, deep discharge) and hardware (battery damage, motherboard).
In 80% of cases, you can solve the problem yourself without resorting to a service center. In this article, we will analyze all possible scenarios when Xiaomi does not turn on, from a simple charging check to complex firmware manipulations via Fastboot, you will learn how to distinguish a “soft” failure from a serious failure, what tools will be needed for diagnosis, and what to do if the phone does not respond even to a connection to a PC.
Important: if your Xiaomi got into the water, fell from a height or was subjected to mechanical impact, immediately go to the section about hardware breakdowns - software methods are useless here.
1. Diagnostics: Why Xiaomi is not included?
Before you try to resuscitate your phone, identify the symptoms and tell them whether they have a software failure or a physical malfunction.
Here are the key signs and their possible causes:
- 🔋 No reaction to the power button, but when you connect the charging, an indicator appears → deep battery discharge or failure of the power controller.
- 🖥️ The screen is black, but the phone vibrates when you press the buttons. → damage to the display plume or graphics chip.
- 🔄 The phone is stuck on startup the Mi logo or reboots in a loop → damage to system files (reset or flashing is required).
- 🌡️ The phone is warming up, but it won't turn on. → short-circuit or failure of the processor/memory chip.
If you don’t get into any of the points, try a forced reboot — press the power button and turn up the volume for 10-15 seconds. On some Xiaomi models (for example, Redmi Note 10 Pro or POCO X3), this is a combination of power + volume reduction.
2. Checking of charging and battery
The most common reason for the dead Xiaomi is the deep battery drain: modern lithium-ion batteries, when the voltage drops below 3.2V, are turned off by the controller, and the standard charger does not see them.
What to do:
- Check the cable and port: connect another device to this charger or try another cable. On Xiaomi, USB-C ports often fail due to mechanical damage.
If your phone doesn’t show signs of life even after an hour of charging, try an alternative method:
- 🔌 Connect the charger.
- 📛 Press the power button. + Increase volume by 20-30 seconds (sometimes helps to wake up the power controller).
- ⚡ If the charging indicator appears, leave the phone on charging for another 2-3 hours.
💡
On Xiaomi models with removable batteries (such as the Redmi 4A), try removing the battery for 1-2 minutes, then inserting it back and plugging in the charge.
⚠️ Warning: If the battery is swelling (visible on a raised screen or body), do not try to charge it - it is dangerous! Immediately remove the battery (if possible) and dispose of it.
3. Forced reset and Recovery mode
If the phone is responding to charging (the indicator is on) but does not turn on, try running it in Recovery mode. This will help reset the settings or reflash the device.
Instructions for most Xiaomi models:
- Turn off the phone (if it is in the boot cycle - wait for the discharge or forcibly turn off, holding the power button for 10+ seconds).
- Hold the combination: 📱 For most people. Redmi/POCO: Nutrition + Volume up. 📱 For Mi. 11/12/13 series: Nutrition + Volume increase (hold until the Mi logo appears).
Recovery
Android
No command
From the Recovery menu, select Reboot system now. If your phone doesn't turn on again, try:
- 🧹 Wipe data/factory reset – reset to factory settings (deletes all data!).
- 📥 Apply update from ADB — Update via computer (Mi Flash Tool required).
If the Recovery menu doesn't open and the phone vibrates or flashes the screen, it's likely that the firmware is damaged. Go to the Fastboot Fastboot Flashbook section.
Take time (the process will take 10–30 minutes)
Connect your phone to charge (the battery must be at least 30% charged)
Download the firmware for your model (on the Xiaomi website)
Prepare a computer with Mi Flash Tool drivers installed-->
4. Fastboot flashing (if the phone doesn't boot)
If Xiaomi doesn’t even turn on Recovery, but your computer sees it in Fastboot mode (defined as Qualcomm HS-USB QDLoader 9008 or the like), you can try reflashing the device.
- 📱 The phone is stuck on the Mi logo.
- 📱 There was a failure after the update.
- 📱 The device was unlocked for the installation of custom firmware.
Step-by-step:
- Install drivers: Download Mi Flash Tool. Install Qualcomm drivers (if the phone is defined as QDLoader).
- Download the firmware: Select your model on the Xiaomi Firmware Updater website. Download Fastboot ROM (file with the.tgz extension).
- Connect your phone to your PC: Press Power + Volume Down (to log into the Fastboot). Connect the USB cable.
Switch the device.
- Open the Mi Flash Tool, select the downloaded firmware.
- Press Refresh – the program must detect the phone.
- Select Clean All mode and press Flash.
It takes 5-15 minutes. When it's finished, the phone automatically restarts. If the firmware is successful, but the device doesn't turn on again, the hardware is a problem (see next section).
⚠️ Note: Fastboot Flash Flashing deletes all data, including photos and apps. If your phone had important files, try extracting them first. ADB (If the phone is determined by a computer).
What if the Mi Flash Tool can't see the phone?
5. Hardware breakdowns: when a workshop is needed
If none of the software methods worked, the problem is the hardware, and here are the most common Xiaomi hardware malfunctions and their signs:
| Symptoms. | Probable cause | Can I fix it myself? |
|---|---|---|
| The phone is warming up, but it won't turn on. | Short circuit on the motherboard | ❌ No (requires a diagnosis in the service) |
| Charging indicator flashes red, but phone doesn't turn on | Failure of the power controller or battery | ⚠️ Partially (you can try replacing the battery) |
| The phone fell into the water, and then stopped turning on | Corrosion of contacts, failure of microcircuits | ❌ No (needs ultrasonic cleaning) |
| The screen is black, but the phone vibrates and makes sounds. | Damage to the display or matrix plume | ✅ Yes (screen replacement) |
| The phone is switched on only from charging, but immediately switches off. | Battery wear (capacity < 10%) | ✅ Yes (battery replacement) |
If you want to repair your phone yourself, consider:
- 🔧 Replacing the battery is the easiest procedure. Xiaomi will be suitable for batteries from proven brands (for example, Baseus or Remax). ₽.
- 🖥️ Replacing the screen requires skill. on the Redmi Note 10 or POCO X3 display glued to bilateral tape, and with careless removal can damage the touchscreen.
- 🔌 Maternal board repairs (soldiers, capacitors) are a challenge for professionals.
Average cost of repairs in service centers:
- 🔋 Battery replacement: 1000–2500 ₽.
- 📱 Display replacement: 2000–8000 ₽ (model).
- 🖥️ Diagnosis of the motherboard: 500-1500 ₽ (spare-less).
💡
If the Xiaomi phone does not turn on after falling or getting moisture, do not try to charge it - this can aggravate the damage.
6. Alternative recovery methods
If the standard methods didn’t work, try these non-obvious solutions:
Download to EDL (Emergency Download Mode)
EDL allows you to flash your phone even if the Fastboot isn't available.
- Download the EDL Tool.
- Connect your phone to your PC by holding the Power + Volume + Volume + Volume Down buttons.
- If the phone is identified as Qualcomm HS-USB QDLoader 9008, you can flash it through the Mi Flash Tool.
⚠️ This method requires unlocking the bootloader and can result in a lock. IMEI on new Xiaomi models (e.g. Redmi Note 12 or POCO F5).
Checking through the test menu (Test Mode)
On some Xiaomi models, you can run a test menu even if the phone doesn't boot.
- Connect the phone to the charger.
- Enter the code ##4636## on the emergency call keyboard (if the screen is responding).
- Select Battery Information – If the battery voltage is <3.5V, it needs to be replaced.
Recovery via Mi Account (for locked phones)
If the phone is locked after reset (requires you to enter a Mi Account), but does not turn on normally:
- Connect it to your PC in Fastboot mode.
- Download the Mi Unlock Tool.
- Log in to your Mi Account and unlock the bootloader.
This will only work if you have previously linked the device to your account.
7 Prevention: How to avoid problems in the future
To prevent your Xiaomi from being a brick, follow these rules:
- 🔋 Don't discharge your phone to zero. Lithium-ion batteries degrade when you're in deep discharge. Optimal range is 20 to 80%.
- 📱 Do not install custom firmware without unlocking the bootloader. This can lead to blocking. IMEI.
- 💧 Avoid moisture, even if the phone is protected. IP53 (Like the Redmi Note 11, water ingress often causes corrosion.
- 🔄 Update your software regularly. Failures often occur due to outdated versions. MIUI.
- 🛠️ Don't disassemble a phone without experience. Xiaomi's plumes and connectors are very fragile.
If you experience frequent freezes, back up your data via Settings → System → Backup. In case of a crash, you can restore contacts and photos.
💡
On Xiaomi models with a Snapdragon processor (such as the POCO F3 or Redmi K40), you can turn on Safe Mode by holding down the power button and select Reboot to Safe Mode.