Wearable electronics owners often face a situation where the activity tracker stops synchronizing or starts to work incorrectly. Most often, the solution lies in software that requires updating. The firmware is the underlying code that controls all the functions of the device, and its timely update is critical to the stability of the operation.
The process of installing a new version of software may seem complicated only at first glance, and in fact, Xiaomi and Huami engineers have made it as simple as possible, making it accessible even to inexperienced users, but there are nuances that you need to know before starting the procedure to avoid errors and data loss.
In this article, we will discuss in detail all the ways to update the software for different models of bracelets, you will learn how to act if automatic updates do not come, and what precautions should be taken. Proper preparation of the gadget ensures the successful completion of the process without the need to contact a service center.
Preparation of the device and smartphone for update
Before you start any manipulation of system files, you need to make sure that the equipment is ready. The basic requirement is that the battery is sufficiently charged. If the battery sits down while writing data, the device can turn into a brick and stop responding to commands.
Also critical is stable Internet access: firmware files can weigh between 10 and 50 megabytes, and interrupting the download will lead to installation error. It is recommended to use a Wi-Fi network, as mobile Internet can be unstable or have traffic restrictions.
- 📱 Make sure that the latest version of the Mi Fitness or Zepp Life app is installed on your smartphone.
- 🔋 Charge your fitness bracelet to at least 50%, and preferably to 100% before starting.
- 📶 Check the speed of the Internet connection and the stability of the Bluetooth signal.
- 📲 Free up space in the phone’s memory so the app can load the installation package.
⚠️ Warning: Do not try to update the bracelet if it is connected to the charger at this point. unplug the charging cable before starting the procedure to avoid power conflicts.
It is important to check that versions of your smartphone’s operating system are compatible with the bracelet management app. On older versions of Android or iOS, new features may not work correctly, and sometimes the problem lies in the conflict between the versions of the phone’s software and the intermediary app.
Automatic updates via Mi Fitness app
The most common and safe method is to use the official Mi Fitness app (formerly Xiaomi Wear), which is through this distribution channel that Xiaomi distributes certified firmware versions, the system will notify the user of the availability of a new version, but sometimes it is worth starting the check manually.
To start, open the app on your smartphone and go to the Profile or Device tab. The interface may vary slightly depending on the version of the phone's operating system, but the logic remains the same. In the bracelet management menu, you need to find the item responsible for system settings.
If the new version is available, you'll see a red dot or "Update" label. Press this button and wait for the file to load. Once downloaded, the installation process will begin, during which the bracelet screen can go out or show the download logo.
- 🔄 Open the application and go to the connected device management section.
- 📥 Click on “Update” or “Check Updates».
- ⏳ Wait for the installation to be completed without turning off the smartphone screen.
During the upgrade, the bracelet can vibrate or emit audible signals several times, which is normal behavior, indicating that the modules are rebooted, and the main thing at this point is not to try to break the Bluetooth connection or close the application.
What to do if the update button is inactive?
If the button is grey or missing, you already have the latest version available for your region. Sometimes servers are updated in stages and a new firmware can come in a few days. Update via the Zepp Life (Mi Fit) app For older models such as Mi Band 3, 4 or 5, and for users who prefer the classic interface, the Zepp Life application is relevant (previously Mi Fit. The principle of operation here is similar, but the location of the menu may differ. Go to the device profile and scroll down the list of options. Usually the firmware section is at the bottom of the bracket settings list, and the system will automatically check the status of the device from the port on the device. Transfer speed depends on the quality of Bluetooth connection and can take from 2 to 10 minutes. Bracelet model Recommended Application Connection Type Average Update Mi Band 8 / 9 Mi Fitness Bluetooth 5.0+ 3-5 minutes Mi Band 7 Mi Fitness / Zepp Life Bluetooth 5.0 4-6 minutes Mi Band 6 Zepp Life / Mi Fitness Bluetooth 5.0 5-7 minutes Mi Band 4 / 5 Zepp Life Bluetooth 4.2 6-10 minutes It is worth noting that after a successful update the bracelet can independently reboot. Data Synchronization at this point is temporarily suspended. Don't panic if steps or the server does not run slowly from such a manual installation. This method requires caution and understanding of risks: firmware files have the.bin extension and must be downloaded from trusted sources, and once downloaded, the file must be placed in a specific folder on your smartphone or use special modified versions of applications. But for most users, this is a complicated path, and there are PC tools that allow you to pour firmware directly through debugging interfaces, but for modern Xiaomi models, this is almost not the case because of the protocol's closedness. 💾 Download the.bin firmware file only from trusted resources. 📂 Place the file in the root directory or application folder (if supported). 🛠 Use the “Local Update” feature in the app settings. ⚠️ Note: Using modified firmware or files from unverified sources can cause your device to break and your warranty to be lost. The manual method is often used to change the region of the device or install the Chinese version of the firmware on a global bracelet, which allows you to access functions that are officially unavailable in your region, but require pre-unlocking or special utilities. Typical errors and ways to fix them Even with all the instructions, the process can go wrong. The most common mistake is “failed to update” or the endless download process, most often due to unstable Internet or temporary failure of Xiaomi servers. If the progress bar is frozen in one place for more than 15 minutes, the connection is likely to have been interrupted. Try restarting your smartphone, turning off and on Bluetooth, and then trying again. Sometimes the problem lies in the app cache. The accumulated temporary files can interfere with the update module's proper operation. Cleaning the cache or reinstalling the application often solves the problem of hanging in the boot phase. 📊 What problem did you encounter most often when updating?Bracelet download error not visible Update hung Everything was successful Other It is also worth checking the application access rights. Mi Fitness or Zepp Life require geolocation, Bluetooth and background permissions to work properly, and without these permissions, the system can force the application to close during data transfer. What to do if the bracelet has stopped responding In rare cases, after a failed update, the tracker may stop turning on or responding to touches. The screen stays black and there's no vibration, and this is often called the soft brick, and it can be fixed software-based. The first step is to put the device on charge. Sometimes a deep discharge combined with an update takes a long time for the power controller to wake up. Leave the bracelet on charge at least for 30-60 If charging doesn't work, try a forced reset. On some models, you'll need to press the touch button on the back. 10-15 On models without a button (like the Mi Band). 6/7/8) Requires connection to the charger and simultaneous pressing of the sensor (if it reacts) or waiting for a reboot cycle. 🔌 Connect the bracelet to the original charger. ⏱ Leave it on the charger. 1 half-hour. 🔄 Try to re-connect the device in the application as new. ⚠️ Warning: If the bracelet does not respond to charging for more than 2 hours, the battery or power controller may have failed, in which case the software methods are powerless and repair is required, the last resort being a full factory reset if the device menu is at least partially available. This will delete all the data, but it can bring the gadget back to life. In the app, this is done through the "Unplug" or "Reset settings." Question and Answer (FAQ) Will my steps and sleep statistics reset after the update? No, your data is stored in the cloud of your Xiaomi account or Google Fit/Apple Health. After the update and re-sync, the whole story will return to the app. However, the local data on the bracelet itself can be cleared. Can I renew my bracelet if it's 20% discharged. The application will block the process itself if the charge is below a certain threshold (usually a charge). 20-30%). Trying to get around this limitation can cause the device to shut down at a critical point in recording. Why does the update take so long? Speed depends on the amount of data being updated and the quality of the Bluetooth connection. Background processes on the phone can also slow down the transmission. Make sure the phone is near the bracelet. Should I remove the bracelet from my hand when upgrading? It is advisable to remove the device or put it on a table next to the phone, which will provide a better signal and prevent accidental interruption of the process due to the movement of the arm or shielding the signal by the body. What to do if the Russian language is lost after the update? Sometimes when you change the server region, the interface language may reset. Go to the application settings and reselect Russian under Device Settings» → «Language». If the language is not listed, it may be temporarily deleted in this firmware version. 💡Timely firmware updates are not only new features, but also fixing security bugs, improving sensor accuracy and extending battery life.