How to install your wallpaper on Mi Band 4: instructions with photos and tips

The Xiaomi Mi Band 4 fitness bracelet has become a hit among smart electronics fans thanks to its combination of affordable price, long autonomy and wide customization options. One of the most popular features of the device is the ability to change the wallpaper on the screen - but what to do if you get bored of the standard versions from the Mi Fit or Amazfit collection? In this article, we will discuss how to upload your own wallpaper to the Mi Band 4 - from image preparation to solving possible errors.

It's important to understand that the procedure is different from installing wallpaper on a smartphone: there are restrictions on resolution, format and even color gamut. We will explain all the details, including the hidden function of manual downloading through the Internet. APK-And for those of you who are afraid of breaking something, here are proven ways with minimal risks.

Wallpaper requirements for Mi Band 4: resolution, format and color

Before you start downloading, you have to prepare the image itself. 4 permit 120×240 It's not like any picture of this size is going to work:

• 📏 Permission: Exactly. 120×240 Images of a different size will be cropped or stretched with distortion.
• 🎨 Color palette: only RGB 565 (16-bit color) This means that bright gradients or translucent elements may not be displayed correctly.
• 🖼️ Format:.png or.jpg, but without compression with artifacts. PNG clear-cut.
• 🔄 Orientation: vertical (portrait) Horizontal images will rotate automatically, but this can spoil the composition.

Pay special attention to contrast: in the sun, the screen of the Mi Band 4 dims, so light wallpaper with fine details will not read well. You should choose dark background colors with bright accent elements, for example, a black background with green or red lines will be visible in any lighting.

⚠️ Note: If you download the image with the resolution above 120×240, The Mi Fit app will automatically cut it down the center. Pre-cut the picture in any graphics editor (for example, cut the image in the first place, GIMP Pixlr to control the outcome.

For convenience, we have prepared a table with recommended settings for popular graphic editors:

Method 1: Install wallpaper through the official application Mi Fit

The easiest and safest method is to use the built-in feature in Mi Fit. However, there is a limitation: the application allows you to download only wallpaper from your gallery, but not user images. APK-file.

Here's the step-by-step instruction:

1. Download and install on the smartphone Mi Fit (version is not lower than 4.6.0).
2. Connect the Mi Band 4 to the app via Bluetooth.
3. Go to the Profile section → Mi Band 4 → Display. → Wallpaper.
4. Select any standard background and click Set (this is needed to activate the function).
5. Now turn off the Internet on your phone (Wi-Fi and mobile data).
6. Go back to the wallpaper section and try uploading your image through the file manager, and the app will give you an error, but it will create a folder for custom wallpaper.
7. Copy the prepared file (the name should be in Latin, for example) my_wallpaper.png) folder /Android/data/com.xiaomi.hm.health/files/wallpaper/.
8. Restart Mi Fit and turn on the Internet. Your image will appear in the list of available wallpaper.

⚠️ Note: This method does not work on all versions of Mi Fit. If your background does not appear after restarting the application, try updating the Mi Fit to the latest version or use an alternative method with Amazfit (described below).

Download Mi Fit version 4.6.0+

Connect Mi Band 4 to your phone

Turn off the internet before downloading

Prepare an image 120×240 px PNG

Copy the file into a folder /wallpaper/-->

Method 2: Use the Amazfit application (alternative to Mi Fit)

The Amazfit app (formerly called Mi Fit for some regions) offers more flexible settings for the Mi Band 4, including direct download of custom wallpaper, a method that is suitable for those who have failed to set the background through Mi Fit.

Instructions:

• 📱 Install Amazfit from Google Play or App Store.
• 🔗 Connect Mi Band 4 to the app (you may need to untie the device from Mi Fit).
• 🖼️ Go to the Device. → Screen. → Wallpaper. → My wallpaper.
• ➕ Press the badge "+" Select the prepared image from the gallery.
• ✅ Confirm the download and wait for synchronization (usually takes a lot of time). 10-30 seconds).

The advantage of Amazfit is that you can immediately see a preview of the wallpaper on the bracelet screen, but there are also disadvantages: the application sometimes resets the settings after an update, so we recommend backing up your favorite wallpaper in the cloud.

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If Amazfit can’t see your Mi Band 4, try resetting the bracelet to factory settings via Settings. → Reset in the device itself, and then connect it again.

Method 3: Manual firmware update with custom wallpaper (for advanced)

This is a method that is suitable for those who are willing to take risks for a unique design, the essence of which is to modify the firmware of the bracelet with the addition of their images to the system files.

What you need:

• 💻 Computer with Windows or macOS.
• 🔌 Mi Band 4 connection cable (usually bundled with charging).
• 🛠️ Programme MiBand4Tools Or Notify & Fitness.
• 📁 Backup copy of the original firmware (in case of rollback).

Step-by-step:

1. Download the latest firmware version for Mi Band 4 from the MiBandMods website.
2. Unpack the archive and find the file. res_fw.bin — it stores the system wallpaper.
3. Use the utility. MiBand4Tools For extracting images from firmware: java -jar MiBand4Tools.jar extract res_fw.bin output_folder
4. Replace the standard wallpaper (files with the.bin extension in the folder) output_folder/wallpapers) In the past, they have been converted to the desired format.
5. Collect a modified firmware: java -jar MiBand4Tools.jar pack output_folder new_fw.bin
6. Sweat the bracelet through Notify & Fitness or adb (instruction below).

⚠️ Note: After you have custom firmware, you may lose access to official updates from Xiaomi, NFC The pulse meter or the pulse meter may not work properly, and we recommend testing the modified firmware on the second device, if any.

How to convert an image to a format for Mi Band 4

Even if you cut the picture correctly to 120×240 px, you have to convert it into a special binary format that the bracelet understands.

Instructions for conversion:

1. Download and install Python 3.x.
2. Clone the Converter Repository: Git Clone https://github.com/miband-mods/miband-wallpaper-converter.git
3. Place your image in the converter folder and run the command: python converter.py input.png output.bin where input.png is your image, and output.bin — bracelet.
4. The resulting.bin file can be downloaded through Notify & Fitness or sewn into firmware.

If you don’t want to mess with the command line, use online services like MiBandWallpaper, where you can download an image and get a finished.bin file in a few seconds.

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Convert to.bin format is mandatory for manual firmware. PNG/JPG will not be recognized by the bracelet system as wallpaper.

Solving common errors when installing wallpaper

Even with accurate follow-up, users often encounter problems, and we've collected the most common errors and ways to fix them:

If none of these methods worked, check:

• 📱 Mi Band 4 compatibility (some Huawei or Samsung models may have Bluetooth issues).
• 🔋 Bracelet charge level (must be at least 50% for wallpaper installation).
• 📟 Bracelet firmware version (update to the latest via Mi Fit).

Where to download ready-made wallpaper for Mi Band 4

If you don't want to mess around with your wallpaper, you can use the community's ready-made collections.

• 🌐 MiBandWallpapers – more than 1000 wallpapers with preview on the screen of the bracelet.
• 🎨 Reddit /r/miband — Users share unique designs (including animated ones).
• 📱 MiBand Wallpapers (Android) – a convenient catalog with sorting by category.
• 💎 Telegram channel MiBand Themes - daily updates with themed wallpaper (sports, games, minimalism).

When you download the finished wallpaper, pay attention to:

• 🔍 Permission: This should be the case 120×240, not scaled.
• 🎭 Style: on the small screen of the bracelet look good laconic wallpaper without small details.
• 🔄 Animation: Mi Band 4 supports simple animation (up to 3 frames), but it puts a lot of battery down.

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To save charge, choose static wallpaper dark colors. Animated backgrounds can reduce the autonomy of the bracelet on the body. 20-30%.

FAQ: Frequent questions about the wallpaper on Mi Band 4