Resetting Xiaomi Mi Band 4 to factory settings is a common necessity when selling a device, eliminating software glitches or switching to a new smartphone. However, after this procedure, the bracelet turns into a βclean sheetβ: step data, notification settings, alarms and even binding to the Mi Account. You can restore the device to work in 10-15 minutes, but many users face typical errors: the bracelet does not connect to the phone, the Mi Fit application (or Zepp Life) does not see the gadget, and the firmware βhangsβ during the upgrade stage.
In this article, we'll give you a step-by-step guide to configuring the Mi Band 4 after reset, taking into account current software versions (2026), as well as solving common problems.
- π How to Reset Your Bracelet to Factory Settings (If You Havenβt Already).
- π± Step-by-step binding to an Android smartphone via Mi Fit or Zepp Life.
- βοΈ Set up notifications, alarms and display data.
- π§ Correction of connection errors and firmware updates.
- π Optimizing battery consumption after resetting.
All steps tested on bracelets with firmware 1.0.9.54β1.0.9.88 and Mi Fit applications 4.6.0+/Zepp Life 5.12.0+. If your version of the software is different, check the relevance of the instructions in official sources Xiaomi.
1. Preparation for setting up: what to do before connecting
Before you start syncing your bracelet to your phone, follow a few mandatory steps, and ignoring them can lead to connection errors or data loss.
First, make sure that on your Android smartphone:
- π² The latest version of the application is installed: Mi Fit (download to Google Play) or Zepp Life (formerly Amazfit, link).
- π Bluetooth 4.0 enabled+ (Check in the settings β Connections β Bluetooth).
- πΆ Mobile Internet or Wi-Fi (to download firmware).
- π Power saving modes for the Mi application are disabled Fit/Zepp Life (otherwise synchronization will be interrupted).
Second, prepare the bracelet itself:
- Charge the Mi Band 4 to at least 50% (with a low charge, the firmware may be interrupted).
- If the bracelet has been dropped earlier, it should display the Mi logo on the screen. If not, reset again (instructions in the next section).
- Make sure there is no moisture or dirt on the case (the charging contacts must be clean).
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If you are switching from iPhone to Android, pre-untie the bracelet from your Mi Account account through the app settings on your old phone, otherwise the binding to the new device may become blocked.
2. How to reset Xiaomi Mi Band 4 to factory settings (if not already done) If the bracelet is already reset (the Mi logo is on the screen), skip this section. Otherwise, perform a reset one of the ways:
Method 1: Through the menu of the bracelet
- On the Mi Band 4 home screen, swipe left-right until you find the Settings (cog icon).
- Slip it, then scroll down to Reset (an arrow icon in a circle).
- Confirm the action by clicking the tick, the bracelet will reset and return to the factory settings.
Method 2: Through the Mi app Fit/Zepp Life
If the bracelet is connected to the phone:
- Open the app and go to the bracelet profile.
- Select Device Settings β Untie the device.
- Confirm the reset. After that, the bracelet will automatically return to the factory settings.
Method 3: Hardware reset (if the bracelet does not respond)
If the Mi Band 4 screen is not turned on or βhangβ:
- Connect the bracelet to the charger.
- Press and hold the touch button under the screen for 10-15 seconds until the Mi logo appears.
- Release the button and the bracelet will reset.
What if the bracelet is not turned on after resetting?
3. Step-by-step binding of the bracelet to an Android smartphone
After resetting the Mi Band 4, you need to re-link to your Mi Account or Zepp account. Use the same account as before, this will allow you to recover some of the data (for example, activity history).
Step 1: Launching the application and adding the device
- Open Mi Fit or Zepp Life.
- Click on the profile icon (in the upper right corner) and select Add Device.
- In the list of models, find the Mi Smart Band 4 and tap it.
Step 2: Connecting to Bluetooth
Follow the instructions on the screen:
- π Allow the application to access geodata and Bluetooth (required!).
- π± Make sure your phone has Bluetooth enabled and visibility mode on other devices.
- π Wait for the app to find the bracelet (can take up to 1-2 minutes).
If the bracelet is not detected:
- π Reboot the Mi Band 4 (hold the 5 second button).
- π΅ Turn off and turn on Bluetooth on your phone again.
- π Try restarting the app.
Step 3: Authorization and Update of the Firmware
After successful connection:
- Sign in to your Mi Account (or Zepp) account.
- The application will offer to update the firmware - agree (this will fix possible bugs after reset).
- Wait for the process to be completed (the bracelet will reboot 1-2 times).
Bracelet charge > 50%|Stable Internet connection|Bluetooth is on and not overloaded|Application Mi Fit/Zepp Life updated
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Do not interrupt the firmware update! If the process is interrupted, the bracelet may stop turning on, in which case you will need to flash through the PC (instruction in section 6).
4.Configure the main functions after reset
Once the bracelet is attached to the phone, you need to set the key settings: notifications, alarms, data display and synchronization. Without this, the Mi Band 4 will work in a βstrippedβ mode.
Notification of calls and messages
To make the bracelet vibrate when incoming calls and SMS:
- In the app, go to Device Profile β Notifications.
- Turn on the Call Notification switch.
- For messages, tap Notification Management and select messengers (WhatsApp, Telegram, etc.).
- Set up the display style (full text or only the app icon).
It's important!+ additionally:
- Go to your phone settings β Annexes β Mi Fit/Zepp Life β Notifications.
- Allow notifications to be displayed and turn off battery optimization for the app.
Alarm clocks and reminders
To set the alarm clock:
- π In the app, select alarm clocks. β Add an alarm clock.
- π Specify the time, days of the week and type of vibration (single or repeated).
- π Set up Inactivity Reminders (under the Goals section) if you need to receive inactivity notifications.
Display of data on the screen
On Mi Band 4, you can configure what information will be displayed on the home screen:
- In the app, go to the Screen. β Screen settings.
- Select the order of displaying data: steps, pulse, weather, battery, etc.
- Activate the Raising of the Hand to activate the screen (convenient for quick time viewing).
Tip: If the bracelet screen does not respond to touch, check the sensor sensitivity settings in the device menu.
5. Solving problems after resetting settings
Even if you set it up properly, you can still have errors after resetting, and here's a list of the most common problems and ways to fix them.
| Problem. | Possible cause | Decision |
|---|---|---|
| The bracelet does not connect to the phone. | Outdated firmware, Bluetooth conflict | Update the bracelet firmware via PC (Section 6). Remove all previously paired devices in the phone's Bluetooth settings. |
| The app doesn't see the bracelet | Restrictions of Android energy saving | Turn off battery optimization for Mi Fit in your phone settings. Reboot your phone and bracelet. |
| Firmware "hangs" by 0% | Unstable Internet connection | Connect to Wi-Fi instead of mobile internet. Restart the upgrade process. |
| Bracelet discharges quickly | Background synchronization, outdated firmware | Turn off unnecessary notifications. Update your firmware to the latest version. |
| Notifications are not working | Android restrictions or bracelet settings | Check the permissions for Mi Fit in your phone settings. Reconnect the bracelet to your account. |
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If after resetting the bracelet shows the wrong time, synchronize it manually: in the application go to the Device Profile β Time and date β Synchronize.
The bracelet does not vibrate when notified
The problem may be related to:
- π Disabled vibration in bracelet settings (check in Profile) β Vibration).
- π΅ Block notifications at the Android level (allow access in the application settings).
- π Firmware conflict - update the bracelet.
5.2. error "Cannot connect to the device"
Most often it occurs due to:
- π Low-charge bracelet (charge to 100%).
- π± Outdated version of Bluetooth on your phone (update the firmware of the smartphone).
- π Conflict with other devices β remove all paired gadgets in Bluetooth settings.
What if the bracelet is connected, but the data is not synchronized?
6.Reflash the Xiaomi Mi Band 4 via PC (if the standard method doesnβt work)
If the bracelet is not updated through the app or βhangsβ after reset, you can manually flash it using a PC.This method requires caution, but often solves problems with unstable operation or lack of communication.
What you need:
- π₯οΈ Windows computer 7/10/11.
- π Mi Band 4 charging cable (required for PC connection).
- π Firmware for your model (download from mi-band.ru or official website).
- π οΈ Mi Band 4 Tool or Notify & Fitness (for firmware).
Step-by-step:
- Download and install Mi Band 4 Tool (link: GitHub).
- Connect the bracelet to the PC via a charging cable (use) USB-port on the back of the system unit or powered hub).
- Start the Mi Band 4 Tool and select Firmware Update.
- Specify the path to the downloaded firmware file (.fw or.bin format).
- Press Start and wait until it is completed (the bracelet will reboot several times).
Important: Do not disconnect the bracelet from the PC while you are firmware! This can cause the device to fail completely.
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If the bracelet does not turn on after firmware, try to reset it hardware (hold the button for 15 seconds) and repeat the process.
7. Optimization of the bracelet after resetting
After successful setup of the Mi Band 4, it is recommended to perform several actions to extend the battery life and increase the stability of operation:
Energy consumption adjustment
- π Turn off continuous pulse monitoring (if not needed): Profile β Heart monitoring β Off.
- π΄ Reduce the synchronization frequency to 1 time per hour: Settings β Synchronization β Every hour.
- π Activate sleep patterns at night: Profile β Sleep regimen β Automobile.
Calibration of sensors
For accurate calculation of steps and pulse:
- In the app, go to Profile β Settings β Calibration of steps.
- Walk 20-30 steps with your phone in your hand, then confirm the calibration.
- For a pulse sensor, wear a tighter bracelet (2-3 fingers above the wrist).
Backup of data
Not to lose data in the next reset:
- π€ In Mi Fit go to Profile β Settings β Export of data.
- π Regularly sync your bracelet to the Mi Account cloud.
- π Use third-party apps (like Google Fit) to duplicate statistics.
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After reset, the bracelet may not show accurate data in the first 1-2 days, which is normal: sensors need time to adapt to your rhythm of movement.