Wireless headphones have become an integral part of everyday life – they are convenient for listening to music, calling and even watching videos. Owners of Xiaomi Redmi smartphones (be it Redmi Note 12, Redmi 10 or earlier models) often face questions: how to properly synchronize headphones with your phone, why the connection is interrupted or the sound is distorted. This article will help you understand all the nuances of connection – from basic steps to solving complex problems.
We will look not only at the standard Bluetooth pairing procedure, but also at the features of working with popular headphone models (for example, Xiaomi AirDots, Redmi Buds or other brands), pay special attention to typical errors that interfere with stable operation, and give practical tips for optimizing the connection. If you are first connecting headphones or have repeatedly encountered problems, here you will find the answers to all questions.
Preparation of headphones and phone to connect
Before you start pairing, make sure both devices are ready to connect.
- 🔋 Headphone Charging: Make sure the headphone and case charge level is at least 30%. Low charge can lead to intermittent connection or inability to detect the device. In Xiaomi AirDots 3 Pro or Redmi Buds 4 models, the charge indicator usually flashes red at below 20%.
- 📦 Case extraction: Get your headphones out of the charging case – many models (such as AirDots Pro 2) automatically go into pairing mode when first removed.
- 🔄 Reset: If the headphones have already been connected to another device, reset. This usually requires holding the button on the case or headphones for 10-15 seconds (until the indicator flashes in white/red).
Now prepare the Xiaomi Redmi smartphone:
- 📱 Software Update: Check the relevance of the firmware through Settings → The phone. → System update. Outdated version MIUI This can cause problems with Bluetooth (especially in Redmi 9 and older models).
- 🔍 Cleaning up Bluetooth cache: Go to Settings → Annexes → Application management → System applications → Bluetooth and click "Clear Cache" to help avoid conflicts when connecting.
- 🛡️ Shutdown VPN Energy saving: Functions such as "Energy saving mode" or active VPN They can block a stable Bluetooth connection.
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If the headphones are not detected by the phone, try connecting them to another device (for example, a laptop), and if the problem persists, the malfunction in the headphones themselves, not in the smartphone.
Step-by-step instructions for connecting via Bluetooth
The process of pairing headphones with Xiaomi Redmi takes no more than 1-2 minutes, if you follow the algorithm. Consider the universal instruction, suitable for most models of headphones (including AirDots, Redmi Buds, Sony). WF-1000XM4 others).
Turn on Bluetooth on your phone|Activate the pairing mode on the headphones|Select headphones in the list of available devices|Confirm the connection (if required)|Check the sound in the headphones.-->
Step 1: Activate Bluetooth on your smartphone
Open “Quick Settings” (swipe down from the top edge of the screen) and click on the Bluetooth icon (or go to Settings.) → Connections and sharing → Bluetooth. Make sure the slider is on. In some firmware. MIUI You may need to confirm your location permission, which is normal for Android 12 and later.
Step 2: Transfer the headphones to pairing mode
The way to activate the search mode depends on the model:
- 🎧 Xiaomi AirDots / Redmi Buds: Take the headphones out of the case and hold the button on the case for 3-5 seconds (until the white indicator flashes).
- 🎧 Sony, JBL, Samsung: You usually need to hold the power button on one of the headphones for 5-7 seconds.
- 🎧 Apple AirPods: Open the case cover and press the button on the back (to connect to Android).
Step 3: Finding and Connecting the Device
On the phone, the name of your headphones will appear in the list of available Bluetooth devices (for example, Redmi Buds 3 Lite or the phone will be on the phone). MI True Wireless Earphones. Click on them, then confirm pairing (if required). In some cases, the system will request input. PIN-code - default is 0000 or 1234.
Step 4: Checking the connection
When you successfully connect, you'll see "Connected" next to your headphone name. Run any audio file or video to make sure it works. If the sound is coming through your phone's speakers, check the playback settings in the player or in Settings. → Sound. → Output device.
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If the headphones are plugged in but the sound is interrupted, the problem may be the Bluetooth codec. Try changing it in the developer settings (see Connection Optimization section).
Solving Typical Connection Problems
Even after successful pairing, Xiaomi Redmi users may face a number of problems: headphones are not defined, the sound is distorted or the connection is constantly broken.
| Problem. | Possible cause | Decision |
|---|---|---|
| Headphones are not on the list of devices | Headphones are not in pairing mode or discharged | Charge the headphones, reset their settings (hold the 15 sec button) and repeat the search |
| The connection is interrupted every 5-10 seconds | Interference from other Bluetooth devices or Wi-Fi | Turn off other gadgets, restart your phone, try changing your Wi-Fi channel |
| The sound is distorted or "teared" | Low quality codec (e.g., low quality codec, SBC instead AAC/aptX) | Change the codec in the developer settings or update the firmware of headphones |
| The headphones are connected, but the sound is through the phone. | Incorrect Default Output Device | In the player or sound settings, select headphones manually |
If the headphones are connected but not working:
- ⚡ Check if Media mode is activated in Bluetooth settings (should be enabled to play audio).
- 🔄 Restart your phone and headphones (put the headphones back in your case for 10 seconds, then pull it out again).
- 📱 Remove the device from the list of conjugates and reconnect (sometimes helps with conflicts of Bluetooth profiles).
⚠️ Note: If after the update MIUI The headphones stopped connecting, try rolling back the firmware or wait for a patch. MIUI 14 for Redmi Note 11 was a bug with Bluetooth 5.2, fixed in version 14.0.5.
Optimizing Bluetooth connection for stable operation
To minimize audio delays, connection interruptions and other problems, you should optimize the settings on both the phone and the headphones.
1. Choosing the optimal Bluetooth codec
Xiaomi Redmi is using a codec by default SBC, It's a medium-quality sound system, and it's a medium-quality sound system:
- Activate Developer Mode: Go to Settings → About Phone and click on MIUI Version 7 times.
- Back to Settings → Additionally. → For developers and find the Bluetooth Codec».
- Choose. AAC (Apple AirPods) or aptX (for headphones with support, for example, Sony) WH-1000XM4).
2.Setting Bluetooth Priority
In the same developer settings, find the Bluetooth Priority option and set the High Sound Quality value, which will reduce latency but can slightly increase battery consumption.
3. Disabling functions that interfere with the connection
- 📵 Flight mode: Even if Wi-Fi is turned on, flight mode can block Bluetooth.
- 🔋 Adaptive battery: In Settings → Battery → Power saving mode disable optimization for Bluetooth.
- 🎵 Dual audio: The simultaneous connection to two devices (in some Redmi models) can cause interference.
How to check supported headphone codec?
Features of connecting Xiaomi headphones to Redmi
Headphones brand Xiaomi (airDots, Redmi Buds, FlipBuds) have a number of unique features when connecting to smartphones of the same ecosystem.
1. Rapid pairing through MIUI
If you connect Xiaomi headphones to a Redmi phone, the system can offer a simplified procedure: the first time you remove the headphones from the case, a pop-up with a suggestion to connect will appear, which works for models with a Qualcomm chip (for example, the Redmi Note 10 Pro) and headphones with Mi Quick Connect support.
Additional functions in the MIUI
After connecting the headphones Xiaomi in the Bluetooth settings will appear button “Additional” (or “Device settings”), where you can:
- 🎚️ Set up the equalizer (available for AirDots 3 Pro and later).
- 🔊 Enable transparency mode (for models with) ANC, For example, FlipBuds Pro).
- 📱 Update the headphone firmware (if available).
3.Connection problems with older Redmi models
On Redmi 8 and older (with Bluetooth 4.2), you may have problems with headphones that require Bluetooth 5.0.+. In this case:
- Use Bluetooth 5.0 adapter (connects via USB-C).
- Update the firmware of the headphones via PC (if the manufacturer provides such software).
- Limit to basic functions (e.g., disable) ANC).
⚠️ Note: Headphones Xiaomi AirDots Pro 2 may not work properly with Redmi 7 due to conflict protocols.
Connecting headphones to multiple devices
Many modern headphones (including Redmi Buds 4 and AirDots 3) support multipoint, which is a simultaneous connection to two devices (for example, a phone and a laptop). However, in Xiaomi Redmi, this feature can work unstable, and we will see how to set it up correctly.
Step 1. Check multipoint support
Not all headphones support this function. Please specify the specifications of your model.
- ✅ Support: Redmi Buds 4 Pro, Xiaomi AirDots 3 Pro, Sony WF-1000XM4.
- ❌ Redmi Buds 3 Lite, AirDots Youth Edition.
Step 2 Connect to the second device
1. Connect the headphones to the first device (e.g., Redmi Note 11).
2. Activate the pairing mode on the headphones (usually double pressing the case button or holding the button on the headphones).
3. On a second device (like a laptop), find the headphones in the Bluetooth list and connect.
Step 3: Switching between devices
To switch the sound between devices:
- 🎵 On Xiaomi Redmi: Open the Quick Settings Panel and select headphones as the output device.
- 💻 On PC: in the sound settings (Windows/macOS) Select your headphones as the default device.
Typical multipoint problems:
- 🔊 The sound goes to only one device: check if the mode is activated Media only on one of the gadgets.
- 🔄 Frequent connection breaks: Turn off power saving for Bluetooth on both devices.
- 📱 Headphones don’t switch automatically: manually disconnect them from one device before connecting to another.
Update the firmware headphones for better compatibility
Manufacturers regularly release firmware updates for wireless headphones, fixing compatibility errors, improving sound and adding new features. For Xiaomi and Redmi headphones, the update can be installed through the official Mi Home or Xiaomi Wear app.
Step 1: Installation of the application
Download Mi Home from Google Play or App Store. Redmi Buds headphones may need Xiaomi Wear.
Step 2. Connect the headphones to the application
1. Open the app and sign in to your Xiaomi account (or sign up).
2. Click "Add device» (+) and choose your headphone model.
3. Follow the instructions on the screen (usually you need to hold the button on the case).
Step 3: Verify and install updates
After connection:
- Go to the headphone management section.
- Press three points (⋮) and select "Firmware Update».
- If a new version is available, click Update and wait until it is completed (don’t turn off the headphones!).
⚠️ Warning: Interrupting firmware updates can cause headphones to fail. If the process is stalled, don't remove the headphones from the case or turn off Bluetooth on your phone. Wait 10-15 minutes or contact Xiaomi for support.
What does a firmware update do?
- 🎵 Improved sound quality (e.g. codec support) LC3 Redmi Buds 4 Pro).
- 🔋 Optimization of battery consumption (in some versions, fast discharge is corrected).
- 🎧 Correction of bugs with connection to MIUI 13/14.