Unlock code for Xiaomi: why you need, how to get and what gives the owner of the smartphone

You have bought a Xiaomi, Redmi or POCO, But you've run into limitations, and you might want to unlock code, a special key to unlock the bootloader, and without it, many things, from installing custom firmware to restoring the brick, are impossible. But why does the manufacturer impose such restrictions, and why unlocking can be both a rescue and a risk to the device?

In this article, we’ll look at all scenarios that require unlock code, from simply removing branded software to deep-tuning Android, how to officially get code through the Mi Unlock Tool, which models support unlocking in 2026, and what to do if the system refuses to issue a key, and why, once the bootloader is unlocked, the smartphone can lose its warranty, and how to avoid it.

What is an unlock code and why Xiaomi is blocking the bootloader

Unlock code (or bootloader unlock code) is a unique digital key that allows the user to disable bootloader protection on Xiaomi smartphones. By default, the bootloader is locked, and this is not a whim of the manufacturer, but a security measure.

The main reasons for blocking:

• 🔒 Protection against viruses and malware: Closed bootloader prevents installation of uncertified firmware, which may contain spyware modules or Trojans.
• 📱 Maintaining the stability of the system. MIUI optimized for a specific “iron”, and third-party firmware often causes failures, overheating or rapid battery discharge.
• 🛡️ Theft control makes it harder to flash stolen devices, reducing their appeal on the black market.
• 📉 Control of the ecosystem: Xiaomi is interested in keeping users in its services (e.g. Mi Cloud or Mi Account).

However, blocking creates problems for enthusiasts who want to:

• 🔧 Install Google Camera (GCam) or other modified apps.
• 📲 Switch to LineageOS, Pixel Experience or other custom firmware.
• 🔄 Restore the brick after a failed update.
• 🚀 Overclock the processor or change the parameters of the core.

It is important to understand that unlocking the bootloader is not the same as unlocking. SIM-These are two different procedures, and the unlock code is only for the bootloader.

When exactly you need unlock code: 5 real-world scenarios

Many users mistakenly think that unlocking the bootloader is only for custom firmware installation, but there are actually more tasks to do. Here are some specific cases where unlock code is not necessary:

1. Installation of informal Recovery (TWRP) Stock recovery from Xiaomi does not allow you to install ZIP-Firmware or modification files. TeamWin Recovery Project (TWRP) gives full control of the system, but its installation requires an unlocked bootloader.
2. Root: Even if you use apps like Magisk to obtain superuser rights, the patch won’t get into the system without unlocking the bootloader. boot.img.
3. If the smartphone stopped turning on due to an unsuccessful update (for example, through fastboot), an unlocked bootloader allows you to flash the device manually.
4. Some models (for example, for the Indian or Chinese market) contain pre-installed applications that cannot be removed without unlocking.
5. Testing of beta versions MIUI Official beta firmware sometimes requires an unlocked bootloader to install via fastboot.

There are some operations for which unlock code is not required:

• ❌ Update MIUI through settings → Updating the system.
• ❌ Reset to factory settings (Wipe Data in Recovery).
• ❌ Installation APK-manually.
• ❌ Set up the Developer Options section (e.g., enable) USB Debugging).

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If you only want to unlock to install GCam, try the no-unlock code methods first: some camera versions (e.g., some camera versions, BSG Wichaya or Wichaya) works on locked devices via XML-configuration.

How to officially get an unlock code: step-by-step instruction 2026

The process of obtaining the unlock code has changed since 2023, and Xiaomi now requires you to link your Mi Account to your device and wait for 7-15 days (depending on the model).

Link Mi Account to your device (Settings → Xiaomi Account)

Turn on USB Debugging (Settings) → The phone. → Version. MIUI → 7 taps → For developers → Debugging by USB)

Connect the device to a PC with the Mi Unlock Tool installed

Download the latest version of the Mi Unlock Tool from the official website (not from third-party sources!)

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Step 1. Linking your Mi Account

Go to Settings. → Xiaomi account and log in. Make sure:

• 📱 Two-factor authentication is enabled on the account.
• 🌐 The account region is the same as the firmware region (e.g. Global for international versions).
• 📧 Email confirmed.

Step 2: Request Unlocking via Mi Unlock Tool

Download the official Mi Unlock Tool (version no lower) 5.5.224.30 Windows 10/11). Run the program and:

1. Sign in with the same Mi Account as you do on your phone.
2. Connect your smartphone in fastboot mode (turn off the device, then press Volume down). + Nutrition).
3. Press Unlock in the program.

Step 3: Waiting for confirmation

The system will show a message saying "Couldn't unlock. Try again after." XX days.” The waiting period depends on the:

Repeat the procedure when the time is up, the device unlocks. Importantly, don't try to get around the wait by changing the date/time on your PC or smartphone, it will cause the timer to reset!

Xiaomi models that can’t be unlocked in 2026

Not all Xiaomi devices support bootloader unlocking.The manufacturer is gradually tightening policies, and some models are completely locked to unlock through official tools. Here's the current list for 2026:

If your model is on this list, you can't get an official unlock code, but there are informal methods (for example, through exploits in older versions). MIUI or paid services, but they are associated with risks:

• ⚠️ Loss of warranty – even if the unlock is successful, the service center will refuse repairs.
• ⚠️ Lockdown IMEI — Some methods lead to a “zero» IMEI, What makes the device unsuitable for calls.
• ⚠️ Data encryption – after unofficial unlocking, internal memory may become unavailable.

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If your model doesn’t support unlocking, but you need root rights, consider alternatives: some features (such as uninstalling system applications) can be implemented through the use of a root license. ADB loader-free.

Risks of unlocking the bootloader: what you lose

Unlock code offers new features, but it also has serious downsides, and here are the real consequences that users will face when they unlock it:

⚠️ Warning: Unlocking the bootloader resets all data on the device, including photos, messages and apps. Backing up via Mi Cloud or Google Drive will not restore some settings (such as game account data or local notes).

Main risks:

1. Xiaomi officially declares that unlocking the bootloader will void the warranty. Even if you then lock it back, the service center can detect traces of interference through the fastboot oem device-info log.
2. Problems with OTA-After installing custom recovery or firmware automatic updates MIUI They'll stop working. You'll have to manually track the release of new versions and flash them through fastboot.
3. Unlocked bootloader allows you to run unsigned code, which increases the risk of infection with viruses (for example, through fake ones). ZIP-firmware).
4. Applications like SberBank Online or Google Pay may stop working because of the SafetyNet trigger, and Magisk will need to be configured to mask root.
5. Unstable operation of camera modules on some models (e.g. Xiaomi) 12T) After unlocking, the camera hardware functions cease to work (for example, night mode or 8K-video).

There are less obvious consequences:

• 🔋 Increased battery consumption – custom cores are often worse optimized.
• 📶 Network problems – some firmwares lose support for VoLTE or 5G.
• 🔊 Sound distortions – modified drivers can spoil audio quality.

Before you unlock the bootloader, ask yourself questions:

• 🤔 Do you need root rights right now, or can you do without them?
• 🤔 Are you ready to manually update your firmware and monitor security?
• 🤔 Do you have a backup of all important data?

Alternatives to unlock code: what can be done without unlocking

If the risks of unlocking you are frightening, but some features MIUI It's annoying, there are legal ways to get around the restrictions without unlocking code:

1. Removal of system applications through ADB

With Android Debug Bridge, you can deactivate pre-installed apps (such as Mi Browser or Mi Music) without root rights.

adb shell


pm uninstall -k --user 0 com.android.browser




pm uninstall -k --user 0 com.miui.player

A list of packages for your model can be found on the forums XDA Developers or 4PDA.

2.Configure through Developer Options

In the menu for developers (Settings) → The phone. → Version. MIUI → 7 taps) useful options available:

• 🔄 Limiting background processes – extends battery life.
• 📱 OpenGL version selection – can improve gaming performance.
• 🔊 Absolute volume shutdown – separates media and call adjustment.

3.Using Magisk in Systemless Mode

Some versions of Magisk (such as Magisk Delta) allow you to get root access without unlocking the bootloader through a patch. boot.img And it's temporarily loaded.

Installation of GCam through XML-configuration

Many versions of Google Camera (e.g. from developers) BSG Shamim or SHAMIM) work on locked devices, if you choose the right one. XML-settings file for your model.

5. bypassing regional restrictions

If your smartphone is tied to a region (like the Indian version of the Redmi Note 12), you can change region. MIUI through ADB:

adb shell


setprop persist.sys.locale ru-RU




setprop persist.sys.country RU

This will open up access to Xiaomi’s global services without unlocking.

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For models with MediaTek (e.g. Redmi) 10A) can be used MTK Bypass is a temporary bypass of the bootloader lock without unlocking code, but this method only works on older versions. MIUI (up to 13.0.4).

Frequent Unlocking Mistakes and How to Avoid Them

Even experienced users face problems unlocking the bootloader.-5 mistakes and their solutions:

A few more nuances:

• 🔌 Use the original. USB-cables – cheap cables can’t transfer data to fastboot.
• 🖥️ Disable the antivirus – it can block the Mi Unlock Tool as suspicious software.
• ⏳ Don’t change your PC time – it will reset your waiting timer.
• 📱 Don't update. MIUI while waiting – this can reset the account.

⚠️ Attention: If after unlocking the smartphone stopped turning on (black screen, flashing Mi Logo), do not panic. This is a soft-brick that is treated with firmware via fastboot. Download the official firmware for your model from the Xiaomi Firmware website and follow the command: fastboot flash all [name file].tgz

FAQ: Answers to Frequent Questions about Unlocking Code