How to unlock Xiaomi Mi Band 6: everything from reset to ADB

Xiaomi Mi Band 6 fitness bracelet can get blocked for a variety of reasons, from banal password forgetfulness to software failures after a firmware update. Unlike smartphones, where unlocking often requires complex manipulations with a Google account, the process is usually easier here - but only if you know the right steps. The main problem of users is that the bracelet asks for a password that you did not set, or the screen hangs on the logo after a failed firmware.

In this article, we will look at all the current ways of unlocking, from standard reset via the Mi Fitness app to manual intervention through ADB and hidden button combinations. Particular attention will be paid to cases where the bracelet does not respond to the connection to the phone or shows a “Device is locked” error. Each method is tested on firmware from 2023-2026 and works even after upgrading to the latest version of MIUI Fit.

1 Unlocking through the Mi Fitness app (official method)

The safest and most recommended method is to use a proprietary app, which is suitable if you forget your password, but the bracelet still connects to the phone. Importantly, this method will not work if the Mi Band 6 was linked to another Xiaomi account (for example, after buying a used one).

Instructions:

• 📱 Open the Mi Fitness app (formerly Mi Fit) on your smartphone.
• 🔄 Go to the Profile section → My devices. → Xiaomi Mi Band 6.
• 🔓 Click on the three dots in the top right corner and select Unlock the device.
• 📋 Enter the password from the Xiaomi account to which the bracelet is linked.

If the item "Unlock the device" is not, try:

1. Untie the bracelet in the settings (Profile → My devices → Delete the device).
2. Turn off Mi Band 6 with a long press on the touch button (10-15 seconds).
3. Reconnect through Add the device in the application.

⚠️ Note: When the bracelet is untied, all data (steps, pulse, training) will be deleted from the device, but will be saved in the Xiaomi cloud if synchronization was enabled.

2 Hard Reset (Hard Reset) through a button

If the bracelet doesn’t connect to the phone, hangs on the screensaver, or shows a Lock error, a full factory reset will help.This method erases all data on the device, including passwords and settings, but does not require a connection to the smartphone.

How to make a Hard Reset:

1. Remove the bracelet capsule from the strap.
2. Find the touch button on the back (under the Mi logo).
3. Press the button for 20-30 seconds until the Xiaomi logo and vibration appear on the screen.
4. Release the button and the bracelet will reset and reset.

After discharge:

• 🔋 Connect the Mi Band 6 to charge for 10-15 minutes (even if it shows 100% charge).
• 📲 Launch the Mi Fitness app and add the device again.
• 🔄 Update your firmware to the latest version through your Device Profile → Update of the PO.

Charge the bracelet at least 50% |

Untie the device in Mi Fitness (if possible) |

Prepare your Xiaomi | account details

Ensure a stable Internet connection-->

⚠️ Note: On some 2023 firmware, after Hard Reset, the bracelet may request the old password. ADB (section).

3. Unlock through Xiaomi account (if the bracelet is tied to another owner)

Did you buy the Mi Band 6 with your hands and it requires the password of the previous owner? In this case, the official methods will not help - you need to contact the seller and ask him:

1. Delete the bracelet from your Xiaomi account via Mi Fitness → Profile → My devices.
2. Send you logins from your account (not recommended for security reasons).

If you cannot contact the seller, there are two options:

• 🔧 Put the bracelet through ADB (section).
• 📦 Return the device to the seller as a faulty device (if the warranty is still valid).

Important: Xiaomi does not provide an on-demand unlock service (unlike smartphones), and if the bracelet is tied to an account, you can only get around it with firmware.

4. Unlock through ADB (for advanced users)

The method is for those who are willing to work with the command line.

• 🔒 The bracelet is blocked by the password of the previous owner.
• 🔄 Hard Reset does not work (requests password after reset).
• 📱 Mi Fitness app doesn't see the device.

What you need:

• 💻 Computer with Windows/macOS/Linux.
• 🔌 Mi Band 6 connection cable (needs a special adapter or soldering iron to connect to the contacts on the capsule).
• 🛠️ Utilities: ADB, Fastboot, firmware for Mi Band 6.

Step-by-step:

1. Download ADB Tools and unpack it into a folder.
2. Connect the bracelet to the computer through the adapter (the contacts are located under the charging cover).
3. Open the command line in the ADB folder and type: adb devices If the bracelet is determined, continue. If not, check the connection.
4. Enter the command to unlock: adb shell "echo" -e 'reset\nreboot' > /sys/class/mi_band/unlock"
5. Wait for the bracelet to reset (it can take up to 5 minutes).

If the command does not work, try to flash the bracelet manually:

1. Download the firmware for Mi Band 6 (for example, with AmazfitWatchFaces).
2. Unpack the archive and place the fw.bin file in the ADB folder.
3. Follow the command: adb push fw.bin /sdcard/fw.bin && adb shell "flash update /sdcard/fw.bin"

⚠️ Warning: Wrong firmware can cause the bracelet to fail. Use only files intended for your model (XMSH15HM or XMSH16HM — Look at the box).

💡

Before you flash through ADB, back up your bracelet data via Mi Fitness (if it still connects). Go to Profile → My Devices → Xiaomi Mi Band 6 → Backup.

5. Unlock through hidden menu (for firmware up to 1.0.6.54)

On older firmware versions (released before mid-2022), the Mi Band 6 had a hidden engineering menu that allowed you to reset your password without connecting to your phone.

How to open the hidden menu:

1. On the main screen of the bracelet, swipe your finger left-right-left-right-left (like the Contra code).
2. If the menu is opened, select Reset or Unlock (control – touch the screen).
3. Confirm the reset, the bracelet will reset.

If the menu does not open:

• 🔄 Try another sequence: up-down-up-down-touch-down-touch.
• 📱 Check the firmware version in Mi Fitness (Device Profile) → If version is newer than 1.0.6.54, the menu is deleted.

6. What should I do if nothing helps?

If all of these methods fail, radical measures remain:

• 🔧 In Russia and the CIS, official centers are in major cities (list on the Xiaomi website). The cost of unlocking is from 500 to 1500 rubles.
• 🛒 On AliExpress or in Russian stores (for example, the Messenger) sell original modules Mi Band 6 at a price of 1500-2500 rubles. Replacement takes 2 minutes.
• 🔨 You need to do this with the soldering iron and the ST-Link programmer. 4PDA.

Before you bring the bracelet to the service, check:

• 🔋 Battery charge (plug in to charge for 1 hour).
• 📶 Bluetooth stability on your phone (reboot your smartphone).
• 📥 Updates for Mi Fitness in Google Play/App Store.

💡

If the bracelet is blocked after updating the firmware, try to roll back to the previous version via ADB. To do this, download the old firmware from AmazfitWatchFaces and flash it with the command adb sideload filename.bin.

FAQ: Frequent questions about unlocking the Mi Band 6