The Chinese tech giantโs modern wearables are complex devices where time mapping is a basic but critical function. If you notice your activity tracker or smart bracelet showing incorrect data, it often indicates a failure in sync with your smartphone. Unlike classic mechanical watches, Mi Band, Amazfit or Haylou electronic devices donโt have their own manual time-entry system as usual.
The basic principle of these devices is to constantly or periodically update data over a Bluetooth connection. Synchronization occurs in the background as soon as the smartphone and wearable are within reach of each other. So when users ask how to change time, they are most often faced with the need to restore this connection or properly configure the time zone in the companion application.
In this guide, we will take a closer look at the configuration algorithms for different models and applications, such as Mi Fit (now Zepp Life) and Zepp. You will learn why the watch can lag, how to forcefully update data and what to do if the automatic system fails. Understanding the logic of how these devices work will help to avoid unnecessary manipulation and quickly return the device to working condition.
Principles of automatic time synchronization
The main feature of the Xiaomi ecosystem is that it is not possible to set the time manually directly on the device itself. The interface of the gadget is too limited and does not provide for digit input through buttons or a touch screen. All information comes from a conjugated smartphone. Bluetooth connection is the only channel for transmitting this data.
Once you open an app on your phone, it reads the system time of the Android or iOS operating system and transmits it to the bracelet. If the phone is at the right time and the clock is not, then there is a disconnect. Often, the user has changed the time zone during the trip, but the application has not updated the data on the clock.
It's important to understand that it's not always instantaneous, sometimes it takes a few seconds to establish a stable handshake between devices, and if you've just turned on Bluetooth on your phone, give the system a minute to detect and pair the gadget.
โ ๏ธ Warning: If you've changed region or moved to a different time zone, be sure to check the time settings in the smartphone itself. The watch takes data from there, and if the phone shows the wrong time, the watch will also lie.
For the system to work successfully, it is necessary that the phone has automatic time synchronization over the network. Manual setting of time on the smartphone can lead to desynchronization, since the system may not send an update signal to the wearable device without changing the system parameters.
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Always keep GPS on when you first start your clock in a new time zone, which will help the app to determine the location and adjust the time faster.
Set up time via the Zepp Life app (formerly Mi Fit)
For most popular models, such as the Mi Band 4, 5, 6 and 7, Zepp Life remains the main application, and it is through this software interface that all the parameters of the tracker are controlled, and if time on the device is lost, the first thing you need to check the connection status in this application.
Open the app and go to the Profile tab. At the top of the screen, you'll see a list of connected devices. Click on your bracelet name. Here's your connection status and battery level. If you're on "Disable," click on the Connection button.
Once the connection is successful, the application automatically initiates data transfer, a sync icon or vibration signal may appear on the bracelet screen, at which point time zones and exact time are reconciled. The application interface does not have a separate Set Time button, as this process is fully automated by the developers.
- ๐ Make sure your phone settings allow geolocation access for the Zepp Life app.
- ๐ฑ Check if the phone is not โon the planeโ mode, blocking data transmission.
- ๐ Make sure the watch battery is above 10%, otherwise it may go into energy saving mode.
Sometimes it helps to reboot the app itself, close Zepp Life completely (unload it from memory) and run it again, which forces the program to re-interview all connected devices and update their status.
Using the Zepp app for Amazfit devices
More advanced models such as the Amazfit Bip, GTS, GTR and newer versions of the Mi Band often require the use of the Zepp app. The logic here is similar to the Mi Fit, but the interface and layout of elements may differ, and owners of these devices should also not look for manual time settings in the watch menu.
The setup process starts with logging into the device profile, and in the Zepp app you need to select your device from a list. If the time on the clock is different from the real one, try to perform the Sync action. In some versions of the software, this action is hidden and only occurs when the main screen of the application is opened.
In the Zepp app, you can link region to your account. If you are in another country, changing region in your profile settings may be necessary to allow some features to work correctly, including displaying time based on the summer transition (if it is relevant).
The system clock of a smartphone is the benchmark. The Zepp app reads it and broadcasts it to the device. If you use third-party dials downloaded from the store inside the app, they should also get actual time every time you turn on the screen.
Why does time go wrong after the phone is restarted?
Problems with time zones and date
One of the most common problems is date mismatches or time shifts of an hour, which often happens when traveling or changing the law on daylight/winter time in different countries. Xiaomi electronic devices usually do not have a built-in GPS module in all models (for example, in the basic Mi Band), so they rely entirely on the phone.
If you've moved but the time hasn't changed, check the time format settings in the app. In some cases, switching the format from 12-hour to 24-hour and back again helps, which force you to update the configuration file on the device.
Also worth paying attention to the format of the date: in China, where Xiaomi comes from, the format of the date is different from the European (GYYYY-MM-DD vs DD-MM-GYYYYYYYYYYYYYYYYY). When changing the region in the application, you may need to reconnect the device to correctly display the calendar.
| Symptoms. | Possible cause | Method of decision |
|---|---|---|
| Time is 1-3 hours behind | Wrong time zone on the phone | Enable belt auto-definition in the smartphone OS |
| Wrong date (day/month) | Profile synchronization error | Untie the device and re-tether |
| Time stands still. | Breaking Bluetooth connection | Reboot Bluetooth on your phone |
| No display of seconds. | Feature of the model or dial | Change the dial to another |
Importantly, some models only support automatic daylight saving time when you have the right region setup, and if your region doesn't support that transition and the clocks are suddenly switched, the app may have chosen the wrong city or country.
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Changing the time zone on Xiaomi watches is possible only through changing the corresponding parameter in the connected smartphone or in the settings of the application region.
Manual reset and reconnection of the device
When automatic synchronization doesn't work, the most effective method is to completely reset the connection, which doesn't delete your step and sleep data, because it's stored in the cloud or in your phone's memory, but it reboots the communication protocol.
To do this, go to your smartphoneโs Bluetooth settings. Find your tracker (e.g., Mi Band 6) in the device list and click โForget deviceโ or โUnpair pairing.โ Then remove the device from the list in the Zepp Life or Zepp app itself.
Then, perform the following actions:
- ๐ฒ Turn off and turn on Bluetooth on your smartphone.
- ๐ Put the watch on charge. 10-15 seconds to activate their screen.
- ๐ In the application, click "Add device" and wait for the search.
- โ Confirm the pairing by clicking on the tick on the watch screen (if required).
Once reconnected, the device will request a time update, a screen may ask you to confirm sync, and forced reassignment often solves problems that last for weeks.
โ๏ธ Checklist for reconnection
Solving common problems and problems
Even after all the manipulations, there can be situations where time continues to run away or is displayed incorrectly, often due to aggressive energy savings in Xiaomi smartphones (MIUI) or other brands.
You need to go to your phone settings, Apps, find Zepp Life or Zepp, go to Battery, and select No Limits or No Limits mode, and add the app to your autoload.
โ ๏ธ Warning: Do not install third-party "memory cleaners" or antiviruses that can block the background work of the watch app. This is guaranteed to lead to time desynchronization.
Another reason may be the deviceโs outdated firmware, which often receives notifications about the watchโs software updates, and a firmware update often includes real-time module (RTC) bug fixes.
If nothing helps, you can try to reset the device completely to factory settings through the menu of the bracelet itself (usually the System or Settings section -> Factory Reset).
Why donโt you have a second on your phone when you have it?
Can I set a time without a phone?
Does battery discharge affect accuracy?
By following these guidelines, you can ensure that your wearable device works accurately, and remember that the key to success is a stable connection and the correct settings of the host smartphone.