Connecting Xiaomi Watch 4 to the phone: a full guide with pictures and tips

The Xiaomi Watch 4 is not just an accessory, it's a full-fledged assistant for health tracking, notification management, and even payment. But to unlock the full potential of the device, it needs to be connected correctly to the smartphone. Many users face difficulties at this stage: the app does not find the watch, the sync is interrupted, the functions work incorrectly. In this article, we will examine all the ways of connecting, from standard procedure to solving emergency situations.

It is important to understand that the synchronization process depends on your phone model (Android or iPhone), the version of the watch firmware, and even the region of the device purchase. We took into account all the nuances: detailed each step, gave screenshots of key points and added a compatibility table with different versions of the OS. If you just unpacked the Xiaomi Watch 4 or are trying to reconnect them after a reset – this guide will help avoid errors and save time.

1.Preparation for connection: what to do before synchronization

Before you start pairing your watch with your phone, do a few things that you need to do, and this will save you most of the trouble later on.

First, check the battery power on both devices. - Xiaomi Watch 4 must be charged at least on 50%, Otherwise, the connection process may be interrupted during the firmware update phase, and the phone must also have enough power, if the charge level is low. Android/iOS can suspend background processes, including synchronization.

Second, upgrade your smartphone operating system to the latest version. For Android, this is Settings. → System system → System Update, for iPhone - Settings → Mainstream → Android devices running below version 8.0 and iOS below 13.0 are not officially supported by the Mi Fitness app.

• 📱 For Android: Turn on Bluetooth, GPS Allow the installation of applications from unknown sources (if downloaded) APK not from Google Play).
• 🍎 For iPhone: Make sure that the settings are in → Confidentiality → Geolocation Services enabled access for Mi Fitness.
• 🔄 For the watch: If they have already been connected to another phone, reset via Settings → System system → Data resetting.

You also need to prepare your Xiaomi account (or Mi Account) in advance, without which you can’t use cloud backup, health data synchronization, and some payment features, and if you don’t have an account, register it on the official website or in the Mi Fitness app.

2. Installation and configuration of the Mi Fitness application

The official Xiaomi Watch 4 management app is called Mi Fitness (formerly Mi Wear or Zepp Life).

• 🤖 For Android: from Google Play or from Xiaomi’s official website (if your region is not supported).
• 🍏 For iOS: from the App Store (the app is called Mi Fitness by Xiaomi).

After installation, launch the application and perform the initial setup:

1. Select the interface language (Russian is available in the latest versions).
2. Sign in to your Mi Account or create a new one.
3. Allow all requests for contact, notification, geolocation, and physical activity.
4. In the main menu, tap on the icon. + (Or add a device and select Xiaomi Watch 4 from the list.

If your model is not listed, update the app or check your account region. For some countries (e.g. China), you may need to change your region in your Mi Account settings.

Install Mi Fitness from the official store |

Log in to Mi Account|

Turn on Bluetooth and GPS on your phone |

Charge the watch to at least 50% |

Reset the clock settings (if they have already been used)-->

Step-by-step: how to connect Xiaomi Watch 4 to the phone

Now, to the process of pairing, follow the instructions carefully, the order of action is important.

Step 1: Activate Bluetooth on your phone and turn on the Xiaomi Watch 4 by pressing and holding the physical button (usually 3-5 seconds). QR-code.

Step 2. In the Mi Fitness app, click Add Device → The clock → Xiaomi Watch 4. If the model doesn't show up, select Another device and enter the name manually.

Step 3: You'll see a pairing request on the screen, confirm it on your phone and on your watch (if you need it), and then you'll start synchronizing the data, which can take 1 to 5 minutes.

Step 4: Once synchronization is complete, the app will offer to update the firmware of the watch. It is not recommended to refuse the update - without the current version of the software, some functions (for example, some functions are not recommended, SpO₂ Or the voice assistant might not work. Connect the clock to the charger and wait until the process is complete.

If you're at some point in the process, don't panic.

• 🔄 Reset the clock (hold the 10 seconds button).
• 📱 Reboot the Mi Fitness app on your phone.
• 🔌 Turn off/on Bluetooth.

💡

If the watch is not determined by the app, try to manually connect it through your phone's Bluetooth settings. After pairing, go back to Mi Fitness and select "Already Connected."

4. Set up notifications and basic functions

After successful connection, you need to configure key parameters to make the watch work as efficiently as possible.

Notifications:

• 📩 In Mi Fitness, go to the Device Profile → Notifications.
• 🔕 Turn on the switch Show notifications.
• 📱 Select applications, notifications from which should be duplicated on the clock (Messengers, Mail, Calendar, etc.).
• 🔔 Set up vibrations and beeps for different types of notifications.

Health tracking:

In the Health section, activate:

• ❤️ Heart rate (recommended interval of 1-5 minutes).
• 😴 Sleep monitoring (including daytime naps).
• 🩺 Blood oxygen levels (SpO₂) — Measured automatically during sleep.
• 🏃 Stress Tracking – The Watch Will Remind You to Relax.

Additional functions:

Don't forget to set up:

• 💳 Xiaomi Pay (if supported in your region).
• 🎵 Music management – for remote control of the player on the phone.
• 🔦 Flashlight - quick access via swipe down on the dial.
• 🌍 Weather – synced with Xiaomi phone or services.

5. Common mistakes and their solution

Even with the right instructions, users sometimes face problems, and let's look at the most common ones and how to fix them.

⚠️ Warning: If the watch is permanently disconnected from your phone after you connect, check your energy saving settings on Android. Some manufacturers (e.g. Xiaomi, Huawei, Samsung) aggressively optimize background processes, which may cause Mi Fitness to close. Add the app to the list of exceptions!

Problem 1: The app doesn't find the clock.

Decisions:

• 🔄 Reboot both devices.
• 📱 Remove the watch from the list of Bluetooth devices on your phone and reconnect.
• 🛠️ Update the firmware of the watch through Settings → System system → Software update (if available without phone connection).
• 🌐 Check to see if the firewall or VPN connection to Xiaomi servers is blocked.

Problem 2: Data synchronization is 0% or 100%.

Decisions:

• 📶 Switch your phone to another network (from Wi-Fi to mobile data or vice versa).
• 🗃️ Clear the cache of the Mi Fitness app in your phone settings.
• 🔄 Turn off and turn on Bluetooth again.
• 📡 If the clock is connected but the data is not synchronized, try manually running sync in the Profile section. → Synchronize.

Problem 3: There are no notifications on the iPhone.

Decisions:

• 📱 Go to the iPhone Settings → Notifications → Mi Fitness and enable all permissions.
• 🔄 In the Mi Fitness app itself, turn off and turn on notifications for the right apps again.
• 🛠️ Check if the Do Not Disturb or Focus mode blocks notifications.

Problem 4: The watch discharges quickly after being connected.

Decisions:

• ⚡ Turn off unnecessary monitoring functions (such as continuous heart rate measurement).
• 🌙 Set a darker dial (AMOLED-The screen consumes less energy on dark topics).
• 🔄 Turn off the Always-On Display if you don’t need it.
• 📴 Check if background synchronization processes are running (e.g. continuous location data transmission).

💡

If none of the methods helped, perform a full reset (Settings) → System system → Reset the data) and reconnect from scratch, which solves synchronization problems in 90% of cases.

6. Additional features after connection

When a watch is successfully connected and tuned, you can unlock its potential to 100%. Here are some useful things that many people don't know about:

1. Installation of third-party dials.

The official Mi Fitness app offers a limited selection of dials, but you can download additional ones through:

• 🌐 Amazfit Watch Faces: Download the.bin file and download it from Mi Fitness.

For iPhone, this process is more complicated – you will need an intermediate Android device to load the dial.

2. Controlling the phone's camera.

Mi Fitness has a hidden remote control feature for the smartphone camera:

1. Open the camera app on your phone.
2. On the clock, swipe down to open the quick access panel.
3. Slip on the camera icon - the countdown will begin 3 seconds, after which the picture will be taken automatically.

3. Voice assistant.

If your model supports XiaoAI (Chinese version) or Google Assistant (Global version), you can:

• 🎤 Activate the assistant with a long press on the clock button.
• 🗣️ Select voice commands (e.g., “Set an alarm clock for 7:00” or “What weather forecast").
• 📡 Manage Xiaomi smart devices (lamps, sockets, robot vacuum cleaners).

4. Health data export.

All data from the clock (steps, sleep, heart rate) can be exported to other services:

• 🩺 Google Fit: Go to Mi Fitness Profile → Settings → Synchronize data and connect your Google account.
• 🍎 Apple Health: iPhone is available sync through Settings → Health → Data sources.
• 📊 Strava/Endomondo: export training in the format GPX via the web version of Mi Fitness.

7 How to disconnect Xiaomi Watch 4 from your phone

If you need to temporarily or permanently untie your watch from your smartphone (for example, to sell or connect to another device), do so correctly to avoid problems in the future.

Method 1: Through the Mi Fitness app.

1. Open the app and go to your watch profile.
2. Slap the icon. ⚙️ (Settings of the device).
3. Select Disable the device.
4. Confirm the action – the watch will be deleted from your account.

Method 2: Through Bluetooth settings.

1. Find the Xiaomi Watch 4 in the list of connected devices.

Method 3: Completely reset the clock.

If you transfer the watch to another person, reset:

1. On the clock, go to Settings. → System system → Data resetting.
2. Confirm the action – all data will be deleted and the watch will return to the factory settings.

⚠️ Note: After you turn off your Mi Fitness watch, all the health data stored in the cloud will remain in your account. However, local data on your watch (such as unsynchronized workouts) will be lost. Before you turn off, make sure that all the important information is uploaded to the application!

FAQ: Frequent questions about connecting Xiaomi Watch 4