Connecting Xiaomi Mi Band 4 to Samsung phone: full instruction with solutions to typical errors

Why Mi Band 4 is still relevant in 2026

The Xiaomi Mi Band 4 fitness bracelet, launched in 2019, remains one of the most popular wearables on the market due to its combination of affordable price, reliability and wide functionality. Despite the release of new models (Mi Band 5/6/7/8), the fourth version continues to be in demand – especially among Samsung phone owners who want to get basic tracker features without unnecessary costs.

However, connecting Xiaomi bracelet to Samsung smartphone often raises questions: users face problems synchronizing via Bluetooth, errors in the Mi Fit application (now Zepp Life), or can not configure notifications from messengers. In this article, we will analyze the step-by-step instructions for different Samsung models (including the Galaxy S23/S22/A54/A34), as well as solve typical errors that occur when pairing devices.

So, let's focus on firmware compatibility, and if your Mi Band 4 hasn't been updated in a long time, and your phone is running a new version of Android 13/14, there may be some conflicts. We'll show you how to avoid that.

Requirements for phone and bracelet before connection

Before you start syncing, make sure your devices meet the minimum requirements:

• 📱 Samsung smartphone: models on Android 6.0 and above, including the Galaxy S10/S20/S21/S22/S23, series A14/A34/A54, Note 10/20). On older versions (below Android) 8.0) Some functions may be missing.
• 💪 Xiaomi Mi Band 4: firmware not lower than 1.0.9.54 (check in bracelet settings).If the version is outdated, update via the Zepp Life app.
• 🔄 Bluetooth: version 4.2 or later. On Samsung, it's Bluetooth 5.0+, 4.2 is sufficient for compatibility with Mi Band 4.
• 📶 Internet: stable Wi-Fi or mobile network connection to download applications and updates.

If your Mi Band 4 was previously tied to another phone, reset it to factory settings.

1. On the bracelet, go to Settings → More → Reset (scroll the screen up with swipes).
2. Confirm the action by clicking the tick.

⚠️ Warning: If the bracelet does not respond to swipes, plug it into charging for 10-15 minutes.Discharged battery can block access to the menu.

Installation and configuration of the Zepp Life app (formerly Mi Fit)

Since 2022, Xiaomi has moved all fitness bracelets to the Zepp Life platform (formerly Mi Fit.) The app is available on Google Play, but Samsung users sometimes have problems with its work due to the One UI shell.

1. Download the app: Open Google Play on your phone. Search Zepp Life (Developed by Huami Inc.) and install the app (weight ~100MB).
2. Register an account: When you first start, select Register. Enter an email or phone number (supported by +7, +380, +375, etc.) Confirm registration via SMS or email.

Set up permissions.

• Provide access to Notices, Contacts (optional), Locations (for jogging).
• Samsung may request permission to display over other windows – agree.

If the app does not find the bracelet, check:

• 🔋 The Mi Band 4 charge level (should be) ≥20%).
• 📶 Is Bluetooth enabled on your phone (in Quick Settings or Settings) → Connections).
• 🔄 Reboot both devices.

Step-by-step instructions for connecting Mi Band 4 to Samsung

Now, to the synchronization process itself, the instruction is universal for all Samsung models, but there are nuances for Android 12/13/14 phones (more on that below).

1. Activate the search mode on the bracelet: On the Mi Band 4 swipe up to the point Connect the device (phone icon). Press it - the bracelet will flash and vibrate.
2. Add the device to Zepp Life: Open the app, click Profile → Add the device. Select the bracelet → Mi Smart Band 4. Confirm the pairing on the phone (a Bluetooth connection request will appear).

Update the bracelet firmware

• After connecting the application will offer to update the software - agree.
• Do not disconnect the bracelet from the phone until it is completed (it will take 2-5 minutes).

If you have a “Can’t Find the Device” error at the connection stage, try:

• 🔄 Reset Bluetooth: Turn it off and turn it back on in Settings → Connections.
• 📱 Clear Zepp Life cache: Go to Phone Settings → Annexes → Zepp Life → Memory. → Clear the cache.
• 🔋 Reset the bracelet (if previously tied to another phone).

⚠️ Attention: Samsung Galaxy with Android 13/14 You may need to manually allow notifications for Zepp Life. → Notifications → Zepp Life and turn on all switches.

Configure notifications and basic functions

Once connected successfully, we'll set up the key features of the bracelet: notifications, alarms, sleep and heart rate monitoring. Samsung has features due to the One UI shell, which we'll take into account.

1. Notifications from calls and messengers

To make the bracelet vibrate when incoming calls or messages:

1. In Zepp Life, go to Profile → Mi Band 4 → Notifications.
2. Turn on the Call Notification switch.
3. For instant messengers (WhatsApp, Telegram, Viber) click Notification Management and select the desired applications.

On Samsung, additionally:

• 📱 Open the Settings. → Notifications → Additionally. → Notifications on the locked screen.
• 🔧 Select Content for Zepp Life.

2. Monitoring of sleep and heart rate

To activate automatic tracking:

• In Zepp Life, go to Profile → Mi Band 4 → Heart Rate Monitoring.
• Select Auto mode (measurement every 30 minutes) or Manual mode.
• To sleep, turn on Sleep Monitoring and set an alarm clock (the vibration of the bracelet will wake you up without sound).

Important: On Samsung with Android 12+, the app can ask permission for the exact location for sleep tracking. This is a requirement of Google Play Services - without it, the feature will not work.

1. Settings → Device Care → Battery → Battery Optimization.

2. Find Zepp Life in the list and select Not Optimize.-->

Solving Typical Connection Problems

Even with the right setup, Samsung users sometimes encounter errors. Let’s look at the most common ones and how to fix them.

1. The bracelet connects but does not synchronize data

Causes and solutions:

• 🔄 Conflict with other fitness apps: Remove Google Fit, Samsung Health, or Huawei Health if they are installed.
• 📵 Background Lock: On Samsung go to Settings → Caring for the device → Battery → Background work and allow Zepp Life to work in the background.
• 🔋 Weak Bluetooth signal: Bring the bracelet closer to the phone (a distance) ≤50 cm) and restart synchronization.

2 Notifications don't come on the bracelet

Check it out.

• 📱 Permissions for Zepp Life: In Settings → Annexes → Zepp Life → All switches must be active.
• 🔔 Do Not Disturb Mode: Turn it off in Quick Phone Settings.
• 🔧 Messaging settings: In WhatsApp/Telegram Check that notifications are enabled (Settings) → Notifications).

3.The bracelet discharges quickly after connection

The blame is usually:

• 🔋 Frequent heart rate measurements: Set Manual mode instead of Auto.
• 📶 Continuous Sync: In Zepp Life, turn off Auto Sync and update data manually.
• 🔄 Outdated firmware: Update the bracelet software through the application.

⚠️ Warning: If the Mi Band 4 is no longer on after the firmware update, plug it into charging for 1-2 hours, often solving the black screen problem after the update.

💡

On Samsung phones with One UI 5.0+ (Android 13/14), be sure to turn off the Adaptive Battery for Zepp Life, otherwise the app will close in the background, interrupting sync.

Optimizing the work of Mi Band 4 with Samsung: expert advice

To ensure that the bracelet works stably and economically consumes charge, follow these recommendations:

• 🔋 Charging: Use the original Xiaomi cable (or certified) USB-A → Charge to 100% no more than 1 time in 2-3 days - this will prolong the life of the battery.
• 📱 Synchronization: Update data 1-2 times a day manually (in Zepp Life swipe down on the home screen) This will reduce the load on Bluetooth.
• 🏃 Activity Tracking: Use Bracelet Running Mode (not phone) to run, so battery consumption will be lower.
• 🔄 Updates: Check firmware up to date once a month.New versions fix Samsung compatibility bugs.

If you are exercising, set your target heart rate areas:

1. In Zepp Life, go to Profile → Mi Band 4 → Heart Rhythm → Target Zones.
2. Set limits for fat burning (60-70% of max) and Cardio (70-85%).
3. During training, the bracelet will vibrate when it goes outside the zone.

For Samsung Galaxy Watch owners, Mi Band 4 can be used in parallel, but notifications will be duplicated. In Zepp Life, turn off notifications for those apps that are already configured in Samsung Health.

FAQ: Frequent questions about connecting Mi Band 4 Samsung