Why Xiaomi’s wireless headphones don’t work on your phone: a complete troubleshooting guide

Xiaomi wireless headphones are a popular accessory among smartphone owners, but even they sometimes refuse to work. Problems can manifest themselves in different ways, from a complete lack of connection to intermittent sound or automatic shutdown after a few seconds. If your headphones are not detected by the phone, do not play sound or connect with errors, do not rush to carry them to the service center. In 90% of cases, the problem can be solved by yourself in 5-15 minutes.

In this article, we will examine all possible reasons why Xiaomi wireless headphones (including Redmi AirDots, Mi True Wireless, Buds, etc.) stop working with a smartphone. You'll learn how to diagnose a malfunction, what settings to check first, and what to do if your headphones connect to your phone but the sound is not sounding or distorted. MIUI Features of working with different versions of Bluetooth.

Before you start solving the problem, answer one question:

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1. Checking basic settings: what to do first

Start with the basic steps -- often the problem is little things that are easy to miss. First, make sure the headphones are charged. Even if the light is on, it doesn't guarantee enough charge to run smoothly. Connect the case to charge for 10 to 15 minutes and try again.

Secondly, check if the Bluetooth on the phone is on. MIUI It can be activated through the notification panel or in the Settings menu. → Connections and sharing → Bluetooth. If the icon is gray, tap it. Also make sure that the mode on the plane is off, it blocks all wireless connections.

• 🔋 Case and headphone charge: connect the case to the network, wait for the indicator to flash (usually white or red.
• 📱 Bluetooth status: in MIUI 12/13/14 It can be triggered by a bug when Bluetooth is on but it doesn't detect the device. Try turning it off and turning it back on.
• 🎧 Reset headphones: remove them from the case, press the button (touch area) on both headphones for 10-15 seconds, until the red / white indicator flashes.

⚠️ Note: If Xiaomi headphones have previously connected to another device (such as a laptop or tablet), they can automatically connect to it when turned on. To avoid this, remove them from the list of conjugated devices on all gadgets except your phone.

If the headphones are still undetectable after these manipulations, move to the next section. If they are connected, but there is no sound, the problem may lie in the phone's sound profile settings (more on this below).

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2.Pairing problems: Headphones do not connect to the phone

One of the most common situations is that Xiaomi headphones do not appear in the list of available Bluetooth devices or connect with an error. MIUI), And hardware, or Bluetooth damage in headphones or phones.

Step 1: Remove the Old Pairing

Sometimes the previous connection is stuck in the memory of the phone or headphones, to reset it:

1. Open Settings → Connections and Sharing → Bluetooth.
2. Find your headphones (e.g. Redmi AirDots 3 Pro) in the list of connected devices.
3. Slap the icon. ⚙️ Next to the name and select Delete (or Forget the device).
4. Reboot the phone.

Step 2: Reboot the Bluetooth module

V MIUI There is a hidden Bluetooth module reset feature that helps with system failures:

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Enter this code in the Phone app (as if dialing a number). The Bluetooth test menu will open. → Restart Bluetooth. After you restart the module, try connecting again.

Remove headphones from the list of devices on the phone

Remove the headphones from the case and wait for them to turn off

Press the reset button on both headphones on 10+ seconds

Enable pairing mode (usually double tap on the touch panel)

Connect via the Bluetooth menu on your phone-->

If headphones are still undetectable, the problem may be incompatibility of Bluetooth versions.For example, older Redmi AirDots (2019) models use Bluetooth 5.0, and newer Xiaomi smartphones (for example, 13 Pro) support Bluetooth 5.3. In most cases, this does not interfere with the connection, but sometimes manual profile indication is required.

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3 Headphones connected, but no sound: causes and solutions

The situation when the headphones successfully mate with the smartphone, but the sound goes through the speaker of the phone (or even absent), most often associated with the settings of the sound route in the phone. MIUI. Here's what I need to check:

Problem 1: Incorrect reproduction profile

V MIUI There's a bug where the headphones are defined as a phone call device, not a multimedia device:

1. Put the headphones on the phone.
2. Open Settings → Sound.
3. Slip on the additional settings (or Advanced).
4. Choose Sound Quality and Effects → Reproduction device.
5. Make sure your headphones are selected, not the Phone Speaker or Headset for calls.

Problem 2: Conflict with other connected devices

If other Bluetooth devices are connected to the phone (such as a smartwatch or speaker), they can intercept sound. Turn off all the extra gadgets and check if the sound appears in the headphones. MIUI This feature is turned on automatically and duplicates the sound on several devices).

⚠️ Note: If the sound in the headphones appears only when playing music through a particular application (for example, Spotify or YouTube), but is not in others - the problem is the settings of this application.

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4.Reset Xiaomi headphones to factory settings

If previous methods didn't work, the next step is to completely reset the headphones, which will remove all the stored connections and return the device to the "out of the box" state.

For Redmi AirDots 1/2/3 Mi True Wireless 1/2:

1. Place both headphones in the case and close the lid.
2. Open the lid and wait until the headphones flash red (discharged) or white (charged).
3. Press the touch panels on both headphones simultaneously for 15-20 seconds.
4. The indicators should start flashing red and white alternately, which is a signal of a successful reset.

For Xiaomi Buds 3/4 Pro and new models:

1. Remove the headphones from the case.
2. Press the touchpad on the right earphone for 10 seconds until the red light flashes.
3. Repeat the same for the left earpiece.
4. Place the headphones back in the case, close the lid for 5 seconds, then open and try to connect again.

After reset, the headphones will appear in the Bluetooth list as a new device (usually with the Mi True Wireless species name). SE Or Redmi Buds 3 Lite. Reconnect them by following the standard pairing procedure.

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If one of the headphones doesn't connect after reset, try plugging it in separately. To do this, remove only the right (or left) earphone from the case and start searching for devices on the phone. After successfully connecting, pull out the second earphone - it should sync automatically.

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5. Phone firmware problems: bugs MIUI and correct

Many Xiaomi smartphone owners are faced with the fact that after the update MIUI Bluetooth devices stop working, and this is due to firmware errors, especially in betas or unstable builds:

Symptoms of firmware bugs:

• 🔄 Bluetooth is turned on, but automatically shuts down after a few seconds.
• 🎵 The headphones are connected, but the sound is interrupted every 5-10 seconds.
• 📱 In the Bluetooth menu, the devices are defined, but when you try to connect, an error is issued: "Can not connect".
• 🔊 The sound is only in one headphone, despite the reset.

Decisions:

1. Firmware rollback: If the problem has occurred after the update, go back to the previous version MIUI. To do this, download stable firmware from the official Xiaomi website and run through Fastboot or Recovery.
2. Cleaning up Bluetooth cache: Go to Settings → Annexes → Manage applications, find Bluetooth, click Storage and select Clear cache.
3. Reset all network settings: In the Settings menu → The phone. → Settings reset select Reset Wi-Fi, mobile network and Bluetooth settings. This will delete all saved connections, but often solves the problem.

If you use custom firmware (like LineageOS or Pixel Experience), the problem may be incorrect Bluetooth drivers. MIUI or contact the firmware developer forum (for example, XDA Developers) behind the patch.

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6. Hardware malfunctions: when without repairs can not do

If none of the software methods worked, the problem could be a physical breakdown of the headphones or the phone.

Signs of headphone failure:

• 🔴 Indicators do not burn at all (even when charging in a case).
• 🔊 Sound is missing in both headphones despite successful connection.
• 💥 Headphones warm up or make extraneous sounds (crackling, squeaking).
• 🔋 Case does not charge headphones (even after resetting).

Signs of a phone breakdown:

• 📵 Bluetooth does not turn on at all (grey switch in settings).
• 🔌 The phone does not detect any Bluetooth devices (not just headphones).
• 🔥 Bluetooth module overheats (you can feel the heat in the upper part of the case).

If you see at least one of these symptoms, it's likely to require repair.For Xiaomi headphones, it could be:

• 🔧 Replace the battery in the case or headphones (if they do not hold the charge).
• 🔊 Repair of the speaker or microphone (when distorting the sound).
• 📶 Replacement of Bluetooth module (if the headphones are not defined by any device).

⚠️ Note: If Xiaomi headphones are warranty, do not disassemble them yourself - this will cancel the warranty. Contact the service center with a check or warranty card. Self-replacement of Bluetooth module can lead to loss of warranty.

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Before visiting the service center, back up your phone data. In some cases, a complete device reset may be required to diagnose a Bluetooth module.

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7. Additional tips: how to avoid problems in the future

To ensure that Xiaomi wireless headphones work stably, follow these recommendations:

• 🔄 Regularly update your phone and headphone firmware (if you can update your model through the Mi Home or Xiaomi Wear app).
• 📴 Avoid connecting to multiple devices at the same time, for example, if the headphones are connected to a phone and laptop, this can cause conflicts.
• 🔋 Keep the case and headphones out of full discharge, and the optimal charge level for a long battery life is 20 to 80%.
• 🌡️ Avoid overheating. Do not leave your headphones in the sun or near heat sources (e.g., on a charger near a laptop).
• 🧼 Clean contacts in the case and on headphones with a soft dry wipe.Oxidation or dirt can disrupt charging.

If you often use headphones for calls, check the microphone settings in Settings → Sound. → Sound quality and effects → Microphone settings, some firmware MIUI By default, the noise reduction mode is activated, which can worsen the quality of communication.

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For models that support Xiaomi HyperSync (such as Buds 4 Pro), enable this feature in Bluetooth settings. It reduces the audio delay when watching videos.

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Frequent Questions (FAQ)