Noise reduction on Xiaomi AirDots 3: how to turn on and configure correctly

Wireless headphones Xiaomi AirDots 3 (model) TWSJBZM03RU) It's one of the most popular budget solutions for music lovers and active users, and despite the affordable price, it supports active noise reduction (ANC) — A feature that was previously the preserve of premium models, but many owners have difficulty setting up the first setup: where to look for a switch. ANC, Why the function doesn’t work after a firmware update or how to distinguish noise reduction from transparency».

In this article, we will discuss all the ways to enable noise reduction on AirDots 3 – from basic activation through the Mi Home app to manual settings on Android and iOS. ANC It really works, and what to do if the headphones don't hear the command, and let's focus on the hidden adaptive noise cancellation function, which automatically adjusts to the level of external noise, but is disabled by default in most firmware.

1.Do your AirDots 3 support noise cancellation?

Before trying to turn on ANC, Make sure your headphone model does support this feature. Xiaomi AirDots 3 came in several versions:

• 🔹 Standard version (TWSJBZM03RU) — s ANC, without support LDAC.
• 🔹 Pro-version (TWSJBZM04RU) — improved noise reduction and LDAC.
• 🔹 Lite version (TWSJBZM02RU) — without ANC, only basic sound insulation.

You can check the model on the box (under the barcode) or in the Bluetooth settings: the name of the device when connected is displayed as Mi True Wireless Earphones 3 (for the standard version, ANC absent.

⚠️ Warning: Headphones purchased before March 2022 may have come with outdated firmware where noise reduction was unstable.Update the software via Mi Home before use ANC.

If you are not sure of the version, try to include it. ANC Instructions below – if the function is missing, the menu will simply not have the appropriate switch.

Method 1: Inclusion ANC via the Mi Home app

The main and most reliable way to activate noise cancellation is to use the official Mi Home app (formerly Mi Fit), which is available for Android and iOS, but there are nuances with the account region.

Step-by-step:

1. Download Mi Home from Google Play or App Store. Make sure the app version is no older than 6.0.100 (check Settings). → About the annex).
2. Connect your headphones to your phone via Bluetooth (if not already connected).
3. Open Mi Home, press. + → Add the device → Select Mi True Wireless Earphones 3.
4. After adding the device, go to its settings: tap the headphone icon on the main screen.
5. In the menu, find the Noise Reduction section (or ANC) and activate the slider.

In some versions of the application section ANC This can be called Sound Mode or Sound Effects. If you don't see Noise Cancelation, update your headphone firmware (see Section 5).

Method 2: Control of noise cancellation through touch panels

Xiaomi AirDots 3 can be switched modes ANC It's all right from the headphones, without opening the app, and it uses touch panels on the body of each earpiece:

1. Put on your headphones and play any audio file (music, podcast).
2. Tap the touchpad three times on the right earpiece, each touch should be clear, with a pause of 0.5 seconds.
3. Voice assistant will report a change of regime: 🔇 «Noise suppression on»** — ANC activated. 🔈 «Transparency mode** - external sounds are passed. 🔊 «Noise reduction is off** - standard mode.

If voice prompts are disabled, focus on the sound signals:

- Two short squeaks — ANC included.

One long squeak, transparency mode.

- Lack of signal — ANC switched off.

⚠️ Attention: AirDots 3 touch panels are moisture sensitive. If the headphones were in the shower or in the rain, the touches may not work.

If triple tap doesn’t work, check your gesture settings in Mi Home: it’s possible the feature is manually disabled.

Method 3: Setup ANC on iPhone (without Mi Home)

iPhone owners often face a problem: the Mi Home app doesn’t allow you to control noise cancellation on Xiaomi headphones.This is due to the limitations of iOS, but there is a workaround through the Bluetooth system settings.

Instructions for iOS:

1. Connect AirDots 3 to your iPhone via Bluetooth.
2. Open the Settings. → Bluetooth and find your headphones in the list of devices.
3. Slip on the i icon next to the Mi True Wireless Earphones 3.
4. In the section Sound Modes (or Audio Mode) select: 🔇 Noise Cancellation – Noise Cancellation. 🔈 Transparency – Transparency regime. 🔊 Off - standard mode.

If there is no sound mode, then:

• 📱 Headphones don't support ANC (check the model).
• 🔄 Firmware updates are required (see Section 5).
• 🍎 Your version of iOS is outdated (update to 15.0 or later).

💡

On iPhone, noise cancellation can work worse than on Android, due to the limitations of the Bluetooth protocol. MIUI (Xiaomi smartphones, Redmi, POCO).

5. Update firmware for correct operation ANC

If noise cancellation doesn't turn on or malfunctions, the cause may lie in outdated firmware. Xiaomi regularly releases updates for AirDots 3 fixing bugs ANC. You can check and update the software through Mi Home:

1. Open the app and go to the headphone settings.
2. Slip on the Firmware Update (or Firmware Update).
3. If a new version is available, click Update and wait for the process to complete (earphones must be charged 50% or more).

Up-to-date firmware versions for AirDots 3 (May 2026):

If the update has hung or the headphones stopped responding after firmware, reset:

1. Put both earbuds in the case.
2. Press and hold the button on the case for 10 seconds until the indicator flashes red.
3. Connect the headphones again via Bluetooth.

6.Problems with ANC: Why Noise Reduction Doesn't Work?

Even after the right setup ANC It can work incorrectly. Let's look at the typical problems and their solutions:

• 🔋 Low battery charge (<30%) — ANC It automatically shuts down to save energy.
• 🎧 Bad fit in the ear - noise cancellation requires tightness. Try changing the earbrushes (the package includes dimensions). S/M/L).
• 📱 Conflict with other Bluetooth devices – disable other headphones or speakers connected to your phone.
• 🔊 Playing Sound mode is turned on in Mi Home – it turns off ANC To reduce the delay, switch to Music mode».
• 🌐 Regional restrictions in some countries (e.g. EU) ANC Default is disabled due to local regulations. Change the region in Mi Home to China or Russia.

If ANC It is not noise-reducing, but it is not noise-reducing, check:

• 🔹 Headphones connected to the main device (not to the case).
• 🔹 Mi Home is in mode mode. ANC, Not transparency.
• 🔹 Headphones are not contaminated (wipe them with a dry napkin).

💡

Adaptive noise cancellation on AirDots 3 Pro automatically adjusts the level ANC To turn it on, select Smart mode in Mi Home. ANC (Available only in firmware 2.4.1.8 and later).

Comparison ANC AirDots 3 and AirDots 3 Pro

If you are choosing between standard and Pro versions, you should consider the differences in noise reduction:

For most users, the standard version of AirDots 3 is enough to suppress noise in the transport or office, and the Pro version is justified if you often fly in airplanes or work in very noisy conditions (for example, on a construction site).

8. Alternative methods of improving sound insulation

If ANC on your headphones, weak or absent, you can improve passive sound insulation:

• 🔹 Use foam embusures (such as Comply Foam) – they are better to repeat the shape of the ear.
• 🔹 Put on top of earplugs (for example, 3M 1100 - this will increase the effect.
• 🔹 Turn on noise cancellation on your phone (for example, Spotify or YouTube Music apps have uniform filters built in).
• 🔹 Wearing a hood or hat creates an additional barrier to outside noise.

Combine for maximum effect ANC Passive insulation, like wearing AirDots on an airplane. 3 Pro with Comply Ambusheries and Enable Smart Mode ANC — This will reduce engine noise 70-80%.

FAQ: Frequent questions about noise cancellation on AirDots 3