Xiaomi activation service: understand the lock mechanism and unlocking methods

If you've ever bought a Xiaomi smartphone in the secondary market or ordered it from abroad, you might have noticed a strange message on the first turn on: "This device is tied to a Xiaomi account." This is the job of Xiaomi's activation service, a security mechanism that the company has implemented to combat theft and illegal distribution of equipment. But how does it actually work? Why do some users face lockdown even on new devices? And most importantly, how do we legally (and not so much) circumvent this protection?

In this article, we will discuss the activation service Xiaomi in detail: from the official position of the company to the “gray” unlock schemes used by sellers on AliExpress and Avito, POCO X5, Mi 13 and others are most often blocked, how to check the status of the device before buying and what to do if the phone is already locked, and why some “masters” offer unlock for 500 rubles, and whether they should trust them.

What is Xiaomi activation service and why you need it

Xiaomi’s activation service (or Mi Account Activation Lock) is a device-to-user-account system similar to Apple’s Find iPhone feature, which was introduced in 2016 as a response to the growing number of smartphone thefts in China and elsewhere.

• 🔒 When you first turn on a new smartphone, the system requires you to enter Mi-account data (or create it).
• 📱 The device is tied to the account, and without entering the login / password, it is impossible to reset the settings, flash the phone or use it after a hard reset.
• 🚨 If the phone is stolen or lost, the owner can block it remotely via i.mi.com.

In practice, this means that even if an attacker resets Xiaomi to factory settings via Recovery, the next time the system turns on, the system will request the data of the associated account. Without them, the phone becomes a “brick” – you can only call emergency numbers, but not use the basic functions.

But there is a downside to this: activation services often work on completely legal devices bought from hand or brought from abroad, such as if the previous owner forgot to untie the account before selling or the phone was a “gray” import with unofficial firmware.

How the lock works: technical details

Xiaomi activation service integrated into firmware MIUI It's at the core level, and it's interacting with the company's servers:

1. Account binding: When you first connect to the Internet, the device sends a unique identifier to Xiaomi servers (IMEI, S/N, MIUI ID) And it's tied to the Mi-account.
2. Checking at reset: After reset via Settings → About phone → Factory reset or Recovery checks to see if the account has been untied.
3. Lock-in IMEI: In extreme cases (theft, fraud) Xiaomi can block the device IMEI at the level of telecom operators, making it useless even after flashing.

Interesting fact: on devices with global firmware (Global) ROM) The lock is less likely than in Chinese versions (China) ROM). This is because China has stricter data protection requirements and Xiaomiforced to comply with local regulations.

It's important to understand that activation blocking is not the same as bootloader locking, which prevents custom firmware from being installed, but is not linked to an account, but the two mechanisms often work together, making life difficult for those who want to bypass security.

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If you buy Xiaomi with your hands, be sure to ask the seller to do a Factory Reset with you and make sure the phone doesn't require you to enter a Mi-account after the reboot.

What Xiaomi devices are blocked most often

Not all Xiaomi smartphones are equally prone to activation locks, and here are the models that users experience most of the problem (data for 2026):

• 📱 Redmi Note 12 (all modifications) – the leader in the number of complaints on forums.
• 📱 POCO X5 Pro and POCO F5 — Often blocked when importing from India.
• 📱 Xiaomi 13/13 Pro – flagships with enhanced protection.
• 📱 Redmi 10A redmi 9A — Budget models popular in the secondary market.
• 📱 Devices with China ROM, Unofficially re-flashed on Global.

The reason is simple: these models are heavily sold in the secondary market and often fall into the hands of merchants who do not untie accounts.In addition, Xiaomi has tightened its lock policy for devices released after 2020, especially the Redmi Note line and the other two. POCO.

There are exceptions, for example, Xiaomi Mi. A3 (Android One or Black Shark (gaming smartphones) are not faced with activation blocking, as they work on “pure” Android without deep integration with Xiaomi services.

Official ways to unlock the activation service

If your Xiaomi is blocked, the first step is to try the official methods.

1. Communication with the previous owner

If you bought a phone with your hands, try contacting the seller and asking:

• 🔑 Unlock the device from its Mi-account via i.mi.com.
• 📄 Provide a check or proof of purchase for appeal in support.

2. Appeal in support of Xiaomi

If it is not possible to contact the seller, contact official support:

1. Go to mi.com/global/support.
2. Select “Unlock Device” and fill out the form by specifying IMEI, S/N Proof of purchase (check, screenshot of correspondence with the seller).
3. Wait for the answer (usually). 3-7 If you decide yes, you will be given instructions to unlock.

The success of this method depends on how convincing your evidence is. Xiaomi may request:

• 📄 Photo of the check or invoice.
• 📸 Photo box with IMEI (must match the device).
• 💬 Screenshots of correspondence with the seller.

IMEI devices (on a box or in a box *#06#)|Serial number (S/N)|Photo of a check or payment document|Photo of the sticker box|Screenshot of activation error-->

⚠️ Note: If a device was stolen, Xiaomi won’t help with unlocking – the company cooperates with law enforcement and can pass on data about an attempt to bypass protection.

3 Unlocking through an Authorized Service Center

In some cases (for example, if you have a warranty card), you can contact the official Xiaomi service center.

• 📄 Passport.
• 📄 Warranty pass or check.
• 📱 The device.

The cost of the service varies from 1000 to 3 000 rubles, but it is guaranteed a safe way.

Informal methods of bypassing the lock: risks and consequences

If the official methods don’t work, many users turn to “grey” unlocking methods, and we don’t recommend using them, but we’ll tell you how they work so you understand the risks.

1. Paid unlocking services

The Internet is full of offers like “Unlock any Xiaomi for 500 rubles!”

• 💻 «The wizard connects to your device remotely (via TeamViewer or AnyDesk).
• 🔧 exploiting vulnerabilities in MIUI or special scripts for resetting the account.
• 💰 Payment and “guarantee” the result.

Risks:

• 🚨 Fraud: After payment, the “master” may disappear.
• 🔒 Xiaomi may return the lock in a few days.
• 📵 Loss of warranty: Unofficial intervention voids warranty.
• 🦠 Viruses: Some “masters” install malware.

⚠️ Attention: Forums 4PDA And XDA-Developers regularly reports users who have lost money on such "services." If you still decide to look for reviews and work only on an advance payment of no more than 30%.

2. self-unlocking through EDL-regime

For advanced users, there is a method of unlocking through EDL-The power download mode requires:

• 🖥️ Windows computer.
• 🔌 Cable USB Type-C (original).
• 🛠️ Mi Flash Tool, QFil or EDL Authorizer.
• 📄 Firmware for your model (for example, Fastboot) ROM).

Algorithm (simplified):

1. Transfer the phone to EDL-mode (usually by closing contacts on the board or through ADB).
2. Connect to your PC and run the firmware through the Mi Flash Tool.
3. Use the patch to bypass account verification (e.g, no_verity_opt_encrypt).

⚠️ Attention: Incorrect actions in EDL-In addition, Xiaomi regularly closes vulnerabilities, and methods that worked in 2023 may be useless in 2026.

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Any unofficial unlocking methods are a game of roulette, and even if you can get around the lock, Xiaomi can return it via a firmware update or remotely via servers.

3. Use of custom firmware

Some users install custom firmware (like LineageOS or Pixel Experience) to bypass the lock, but this doesn’t always work:

• ✅ On older models (Redmi Note 7, Mi 8) the method often works.
• ❌ On the new one (Redmi Note 12, POCO X5) The lock may remain due to hardware binding.

To install custom firmware you need:

1. Unlock Bootloader (officially via Mi Unlock Tool)
2. Install TWRP Recovery.
3. Sweep through custom firmware.

Cons:

• 🔋 Loss of certain functions, for example, IR Blaster or Always-on Display).
• 🔄 Problems with updates.
• 📵 Risk of re-blocking when returning to MIUI.

How to check if Xiaomi is blocked before buying

To avoid becoming a victim of activation blocking, check the status of the device before you buy it.

1. Verification through IMEI

Find out. IMEI Devices (on the box, under the battery or code *#06#) and check it:

• 🌐 On imei.info (shows model and status).
• 🔍 Forums 4PDA snatched-device-based.

2. Account binding check

If the phone is already in your hands, do the following:

1. Go to Settings → Accounts → Mi Account.
2. If there is someone else’s account, ask the seller to delete it.
3. Do Factory Reset and check if the phone requires you to enter an account after you reboot.

3. Regional firmware verification

Devices with China ROM You can find out the firmware version at Settings. → The phone. → Version. MIUI:

• 🇨🇳 China ROM — Chinese language, no Google Services.
• 🌍 Global ROM — Support for Russian language, there is Google Play.
• 🇪🇺 EEA ROM — European version (the safest version).

⚠️ Warning: If a seller refuses to show the settings menu or reset in front of you, this is a reason to be alert.

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Before buying Xiaomi off hand, ask the seller to take a video of him doing a Factory Reset and turning on the phone after a reset.This is the most reliable way to check for no lock.

What to do if your phone is already locked

If you have enabled Xiaomi and you see the message "This device is linked to a Mi Account," don't panic.

1. Try to remember your account details

If your phone is yours, but you forgot your Mi-account information:

• 🔑 Try to recover your password through account.xiaomi.com.
• 📧 Check the mail - at registration it should have received a letter.

2.Contact the seller

If you bought a phone with your hands:

• 📞 Contact the seller and request to untie the account.
• 💰 If he refuses - demand a refund (according to the law "On Consumer Protection" you can return the goods of inadequate quality).

Official unlocking

As described above, contact Xiaomi with proof of purchase.

Alternative options

If nothing helps:

• 🔧 Use your phone as a “call caller” (no account is available for calls and calls). SMS).
• 📱 Buy a new device (sometimes cheaper than paying to unlock).
• 🔨 Sell your phone for spare parts (display, battery, camera may come in handy).

⚠️ Attention: Some "masters" offer to replace the motherboard or flash IMEI. It is not only expensive (from 5 000 rubles), but also illegal – fake. IMEI is prosecuted under Article 272 of the Criminal Code (“Illegal access to computer information»).

FAQ: Frequent questions about Xiaomi activation service