Integrating the smart home ecosystem into everyday life is becoming the standard, and Samsung smartphone owners often choose affordable and functional gadgets from Xiaomi. One of the most popular health monitoring devices is smart scales that can transfer data directly to a smartphone. However, the initial setup process, especially on devices with a One UI shell, can raise questions for users unfamiliar with the peculiarities of Bluetooth Low Energy protocols.
You don't need any special programming knowledge or complex hardware to pair successfully. The entire process takes literally a few minutes if you have the right software environment in place. The key here is choosing the right app, because the standard Android interface doesn't always correctly display specific services from Chinese manufacturers.
In this article, we’ll take a look at every step from unpacking your device to syncing data with Google’s cloud services, how to avoid typical connection errors and why scales are sometimes not visible in the list of available devices in a standard system search.
Preparation of equipment and software
Before you go to setup, you need to make sure that all components are ready to work.Smart scale Xiaomi Mi Body Composition Scale 2 or the newer model Mi Scale 2 run from standard batteries, which are often included, but it is better to check their charge right away. In Samsung devices, it is important to activate the necessary communication modules in advance, since the system's energy saving policy can block the search for peripherals.
The main management tool will be a specialized application, and the current one is Zepp Life (formerly known as Mi Fit), which replaces the old interface, and many users prefer to use Mi Fitness, especially if you have new scale models that support an advanced data protocol.
It's important to understand the difference between conventional weights and bioimpedance models, which convey far more parameters, including fat percentage, muscle mass, and visceral fat levels, and require a stable Internet connection and a Mi Account account to function properly.
- 🔋 Make sure that new batteries are installed in the scales. AAA And the contact protective film was removed.
- 📱 Check that your Samsung Galaxy has Bluetooth and geolocation enabled (GPS), This is a requirement for Android to search. BLE-device.
- 📥 Download the official Zepp Life or Mi Fitness app from the Google Play Store, avoiding third-party builds.
- 🌐 Connect your smartphone to a stable Wi-Fi network for initial profile registration and firmware updates.
⚠️ Note: If you have previously used scales with another account, be sure to remove the device from your old profile in the app, otherwise the new phone won’t be able to see them.
Don’t ignore the system software update on your smartphone. Samsung owners often get security patches that can change the behavior of the Bluetooth stack. Make sure the Android version is up to date and the Bluetooth settings include visibility for all devices.
Installation and configuration of the Zepp Life app
The registration process is the foundation for further work. Once you install Zepp Life, launch it and accept the terms of the user agreement. The system will offer to sign in through your Xiaomi, Google or Facebook account. For maximum compatibility with the Xiaomi Wear ecosystem, you prefer to use a Mi Account.
When it first launches, the app will request access to a number of system features, including permission to use Bluetooth, geolocation and notifications. On Samsung smartphones with a One UI 13 shell and above, these requests can appear in a cascade, and it is important not to miss any, otherwise the data synchronization will be intermittent.
Then you have to create your profile. You have to enter the exact data: height, age, gender. These parameters are critical for algorithms for calculating body composition. If you put the wrong height, the calculation of body mass index and fat percentage will be incorrect, which will make all the analytics useless.
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When filling out the profile, specify your real weight with an error of 1-2 kg, even if the scales are not already connected - this will help the algorithms to calibrate faster.
The interface may seem overloaded, but we're only interested in the Profile tab and the add button. In newer versions, the process has become more automated, but manual model selection sometimes gives a more stable result than automatic search.
Step-by-step instructions for pairing weights
The most important step is to connect the device directly to the smartphone. Put the scales on a hard, flat surface. Don't put them on a carpet or soft coating, because the pressure sensors may not work properly and the device will not go into pairing mode. Stand on the scale with one foot to light up the indicator, then remove the leg.
Open the Zepp Life app and go to add devices. Press Add Device and select Libra. The app will start scanning the space. At which point the Bluetooth icon should flash on the scale screen. If the icon doesn't blink, try pressing the reset button on the bottom panel (if the model pre-sets) or just stand on the scale again.
When the name of your scale appears in the list (e.g. Mi Body Composition Scale 2), click on it. The system will request a pairing confirmation. At this stage, you may need to enter a code that will appear on the screen, or simply confirm the action. Once the balance is successfully connected, the scales automatically synchronize the current time and date.
☑️ Checklist of successful connection
It's important to stay on the scales during the setup process if the application asks you to stand on them for calibration. The algorithm will run a series of measurements to determine the baseline values, the whole process takes about 10-15 seconds.
⚠️ Warning: Do not try to connect scales via the standard Bluetooth menu in Android settings – this will lead to a pairing error, as the device requires authorization through the application.
After a successful first weigh, the data will be displayed in the app, so if you see only weight but no fat percentage, then the weight model is normal, not Pro. For Pro models, full statistics will be available after several measurements, when the algorithm collects enough data for analysis.
Solving visibility and connectivity issues on Samsung
Samsung smartphone owners often face a situation where the scales are not detected by the application. This is due to the aggressive policy of energy saving the shell One UI. The system can restrict the background work of Bluetooth scanners to save battery power. To fix this, you need to change the optimization settings.
Go to Settings → Applications → Zepp Life (or Mi Fitness). Find the Battery section and select Do Not Limit mode. This will allow the app to constantly scan the airwaves for weights even if the phone screen is off. Without this step, automatic weighing synchronization will not work.
Another common problem is Bluetooth version conflict. Make sure that the developer settings (if enabled) don’t have only LE Audio or other experimental codecs that can disrupt older data protocols. Resetting Bluetooth settings in the Settings menu → General settings → Reset (network settings only) often helps clear the error cache.
If you can't see the scales anyway, try "forgetting" the device in the Bluetooth system menu if it's lit up there and restarting the smartphone. Restarting the Bluetooth service on Android is a versatile remedy for many software glitches.
- 🔍 Check if the phone is on the “Flight” mode or energy saving, blocking Bluetooth.
- 📲 Make sure the app has permission to access the location (GPS), search BLE-Android devices are not possible.
- 🔄 Try to remove and reinstall the application, having previously cleared its cache in the system settings.
- 🔋 Replace batteries in scales, even if they are new – sometimes you get a defect or oxidized contacts.
Hidden Bluetooth settings
It is also worth considering that it is impossible to connect to multiple phones simultaneously. If the scale is used by a family, the data will come to the phone whose app first captured the signal at the time of the weighing, unless the guest or multi-user mode is configured.
Synchronize with Google Fit and other services
One of the main reasons for buying smart scales is to want to see all health statistics in one place.The Zepp Life app supports integration with Google Fit, allowing you to automatically transfer weight and body composition data to the Google ecosystem.This is especially convenient for owners of Galaxy Watches, which are also synced with Google Fit.
To set up, go to the Zepp Life app profile, select Add Accounts or Linked Devices, and search Google Fit. Log in to your Google account and allow data sharing. It's important to choose the sync direction: data must be transferred from Zepp Life to Google Fit.
Once set up, the scales will automatically send data to Google Fit each time you weigh, where you can plot weight changes over the year, compare it to other health metrics, such as steps taken or calories taken.
| Parameter | Zepp Life | Google Fit | Mi Fitness |
|---|---|---|---|
| Weight. | Yes. | Yes. | Yes. |
| Percentage of fat | Yes. | Yes. | Yes. |
| Muscle mass | Yes. | No (weight only) | Yes. |
| visceral fat | Yes. | No. | Yes. |
| Basic metabolism | Yes. | Yes. | Yes. |
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Google Fit serves as a universal hub, but may not display all the detailed bioimpedance options available in Xiaomi's native app.
It also offers synchronization with Apple Health (through third-party bridges if you switch to an iPhone) or specialized fitness apps like MyFitnessPal, which allows you to keep accurate calorie counts based on real energy expenditure, which is calculated based on weight change.
Accuracy of measurements and operating tips
To make the data as accurate as possible, it is important to follow certain rules of weighing. Bioimpedance analysis, which Xiaomi scales use, is sensitive to hydration of the body. It is best to weigh yourself on an empty stomach in the morning, after going to the toilet and before drinking water, at which time the body is in the most stable state.
Put the scales on a hard, flat surface (tiles, laminate, linoleum). A carpet or soft coating absorbs some of the pressure, which leads to a distortion of the weight readings and, as a result, incorrect calculation of the fat percentage. Don't move the scales often - if you have to remove them, press the surface before the next use to activate the sensors again.
Shoes and clothing also make an error: weigh barefoot and with minimal clothing; feet should fit tightly to electrodes that are located at the corners of the scale; if the legs are too dry, the accuracy of measuring resistance may decrease; in this case, slightly moisten the feet.
- ⏰ Weigh yourself at the same time of day for comparable results.
- 🧦 Always remove your socks as the fabric blocks contact with the electrodes.
- 🌡️ Avoid weighing immediately after an intense workout or sauna when water balance is disturbed.
- 🔋 Watch the battery indicator - at low charge, the accuracy of measurements may fall.
⚠️ Attention: Bioimpedance scales transmit a weak electrical current through the body, and their use is contraindicated in people with pacemakers and other implanted electronic devices.
Regular use of scales allows you to track trends, not one-off jumps. Weight can fluctuate by 1-2 kg during the day due to food and water, so do not panic at evening measurements.