Xiaomi’s Bluetooth Mouse 2 wireless mouse has become a popular accessory thanks to its combination of compactness, ergonomics and long battery life. However, many users face difficulties when connecting for the first time – the device is not detected, the connection is interrupted or the mouse is running with delays. In this article, we will discuss all possible ways to pair Xiaomi’s Bluetooth mouse with different types of devices, as well as solve typical problems.
The Bluetooth Mouse 2 (MDZ04-DA) model features two protocols: Bluetooth 5.0 and 2.4GHz (via USB-dongle), which means that connectivity is possible both over the air and through an adapter, which increases compatibility. But each method has its own nuances that are important to consider, such as using Bluetooth on Windows 10/11 may require manual driver installation, and macOS may require a Bluetooth module reset.
If you’ve just unpacked a mouse or are trying to connect it to a new device, start by checking your battery (the indicator flashes red at a low level). Next, select your device type in the table of contents and follow the instructions. For convenience, we’ve highlighted separate sections for PCs/laptops, smartphones and tablets, and added a block with solutions to common bugs.
1.Preparing the Xiaomi Bluetooth Mouse 2 mouse to connect
Before pairing, make sure the mouse is ready to go. Press and hold the power button (located on the bottom panel) for 3-5 seconds until the indicator flashes blue and red at the same time, which means that the device has gone into search mode. If the indicator does not respond, check:
- 🔋 Battery charge: connect the mouse to the charger (connector) USB-C) It takes 10 to 15 minutes to fully charge. ~2 hours.
- 🔄 Mode: Some versions of the mouse have a switch Bluetooth/2.4G — Set it in the Bluetooth position.
- 🛠️ Clean contacts: wipe the charging connector and power button with a dry wipe (dust can block the switch on).
If the mouse has been paired with another device before, it needs to be reset.
- Turn off the mouse (hold the power button 5-7 seconds before turning off the indicator).
- Press and hold the left + right mouse buttons simultaneously for 10 seconds.
- Release the buttons - the indicator should flash three times white, signaling a reset.
☑️ Preparation of Xiaomi Bluetooth Mouse 2
Once reset, the mouse will be visible to new devices, and if the indicator continues to flash red, it indicates a critically low charge (less than 5%), in which case, connect the mouse to charge and try again in 30 minutes.
2. Connection to Windows 10 and Windows 11
On a Windows PC, the Xiaomi Bluetooth Mouse 2 mouse pairing usually goes automatically, but sometimes manual configuration is required.
- Open Settings → Devices → Bluetooth and other devices.
- Turn on Bluetooth (slider in the "On" position).
- Click Add Bluetooth or another device → Bluetooth.
- In the list, find the Xiaomi Bluetooth Mouse 2 (or MDZ04-DA) and select it.
- Confirm the pairing on the screen (when appearing) PIN-Enter 0000 or 1234).
If the mouse is not listed in the list:
- 🔍 Update Bluetooth drivers: Go to Device Manager → Bluetooth, find your adapter (like Qualcomm Atheros or Intel Wireless), right-click and select Update Driver.
- 🔄 Restart Bluetooth: Open Services (click services.msc in Windows search), find Bluetooth Support and restart it.
- 🛠️ Use USB-dongle: If the built-in Bluetooth doesn’t work, connect the mouse via the USB-dongle 2.4G-adapter (includes).
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If the mouse connects, but the cursor moves in jerks, disable the option in Windows settings "Allow devices to wake up the computer" for the Bluetooth adapter.
For Windows 11 users, an additional step may be required: after pairing, go to Settings → Bluetooth and Devices → Additional Device Settings and tick “Allow this device to control your computer.” This will fix the problem with the broken mouse buttons.
3. Connect to macOS (MacBook, iMac)
On Apple devices, the pairing process is easier, but there are nuances with protocol support.Instructions for macOS Ventura/Sonoma:
- Open System settings → Bluetooth.
- Make sure that Bluetooth is enabled (the icon in the menu bar should be blue).
- Click “Connect”** next to Xiaomi Bluetooth Mouse 2 in the list of devices.
- Confirm the pairing (if there is a request for access to input devices, allow).
If the mouse is not detected:
- 🔄 Reset Bluetooth module on Mac: Hold Shift + Option, click on the Bluetooth icon in the menu bar and select Reset Bluetooth module»**.
- 🍎 Update macOS: Some versions have bugs with Bluetooth 5.0. Check for updates to System Settings → Update of the PO.
- 🔌 Connect your mouse via USB-dongle (2.4G), If macOS does not support the Bluetooth mouse protocol.
What if the mouse is connected but the wheel is not working?
On a Mac with an M1/M2 chip, there may be a delay in connection. To fix it, go to System Settings → Mouse → Additional and turn off the “Increase Contrast” option** (if it is active) after pairing.
4. Connection to Android and iOS
Although Xiaomi Bluetooth Mouse 2 is positioned as a device for PC, it can be connected to smartphones/tablets. However, the functionality will be limited (for example, on iOS side buttons do not work).
For Android (MIUI, Samsung One UI, Stock Android):
- Open Settings → Connected devices → Connection settings → Bluetooth.
- Turn on Bluetooth and click on “Device Search”**.
- Select Xiaomi Bluetooth Mouse 2 from the list.
- Confirm the conjugation (PIN-code is not required).
On Xiaomi smartphones (MIUI 14+), after connecting, a notification will appear with a suggestion to install the Xiaomi Mouse Driver — agree, this will improve compatibility.
- 📱 Enable Developer Mode** and activate Bluetooth Debugging option.
- 🔄 Reboot your smartphone – it will reset the Bluetooth cache.
- 🛠️ Use the adapter. 2.4G through OTG-cable (if the phone supports) OTG).
For iPhone and iPad (iOS 15/16/17):
- Go to Settings → Bluetooth.
- Turn on Bluetooth and wait for the Xiaomi Bluetooth Mouse 2 to appear in the list of “Other devices”**.
- Slip on the name of the mouse for pairing.
On iPadOS 13+, the mouse can be configured more flexibly: after connecting, go to Settings → Universal Access → Touch → Mouse pointer and adjust the speed, color of the cursor and buttons.
5. Solving Connection Problems
If the Xiaomi Bluetooth Mouse 2 is not connected or is not working properly, check the following points:
| Problem. | Possible cause | Decision |
|---|---|---|
| No mouse detectable. | Bluetooth turned off on the device | Turn on Bluetooth and restart the module (on Windows via Device Manager) |
| The conjugation is interrupted. | Interference from other devices (Wi-Fi, microwaves) | Move your mouse closer to the adapter (within 1 meter) or change the Wi-Fi channel on the router |
| The cursor is moving in jerks. | Low battery power or driver conflict | Charge your mouse to 100% or upgrade your Bluetooth driver |
| Side buttons are not working. | No support at the OS level (especially on macOS/iOS) | Install third-party software (e.g. X-Mouse Button Control for Windows) |
| The mouse shuts down after 5-10 minutes. | Power saving mode activated | Turn off energy saving for USB in Windows power settings |
If none of the methods worked, do a full mouse reset:
- Turn off the mouse.
- Press left + right + wheel at the same time.
- Holding the buttons, turn on the mouse (hold the power button).
- Wait for the triple flashing of white light - this is a signal to reset.
6. Optimization of mouse operation after connection
After successful pairing, adjust the mouse for maximum convenience:
- ⚡ On Windows: Go to Settings → Devices → Mouse and adjust the speed of the pointer, scroll and assign buttons. For advanced settings, use the Xiaomi Mouse Driver (you can download it on the official website).
- 🖱️ On macOS: in System settings → Configure the scroll direction and tracking speed with your mouse. Use BetterTouchTool to assign gestures.
- 📱 On Android: Install the Mouse Helper app from Google Play to emulate gestures and adjust sensitivity.
To extend the battery life:
- 🔋 Turn off the mouse when not in use (hold the power button for 3 seconds).
- 📶 Avoid interference: Do not place other Bluetooth devices near the mouse (earphones, keyboards).
- ⚡ Use the regimen. 2.4G Instead of Bluetooth, if you connect via USB-dongle, it consumes less power.
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If the mouse is slowly discharged, clean the USB-C connector contacts with a cotton swab dipped in alcohol, and contact oxidation is a common cause of rapid discharge.
For gamers or designers who care about accuracy, it is recommended to calibrate the mouse:
- On Windows, open Control Panel → Hardware and Sound → Mouse → Pointer settings.
- Turn off "Improving pointer accuracy"** (removes cursor acceleration).
- Set the sensitivity to the average (6/11) for a balance between speed and accuracy.
7. Frequent questions and answers
❓ The mouse connects, but the wheel doesn't work?
❓ Can I connect a mouse to a Xiaomi TV?
❓ How to check the battery level?
❓ The mouse is only running in mode. 2.4G, And Bluetooth doesn't connect?
❓ How to Reset Your Mouse to Factory Settings?
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If the mouse stopped connecting after the OS update, try rolling back the Bluetooth driver to the previous version or using USB-dongle (2.4G).
If your question is not covered in the article, check the official documentation of Xiaomi or contact the support with the mouse model (MDZ04-DA) and the OS version of your device.