How to turn Miracast on your Xiaomi TV: full instructions with solutions to typical errors

Wirelessly streaming a screen from your phone, laptop or tablet to a large screen on Xiaomi TV via Miracast is a convenient way to show presentations, play mobile games or watch movies without unnecessary wires. However, many users face difficulties when connecting for the first time: the feature can be hidden in the depths of the menu, and on some models of Mi TV or Redmi Smart TV, its activation requires additional manipulation.

In this article, we will not just show you where the Miracast option is located in PatchWall and Google firmware. TV, But we'll also look at the nuances of the configuration for different versions of the software, and you'll learn how to get around common errors like "device not found" or "connection interrupted", and what network parameters affect the stability of the broadcast. TV 4S/5 Pro and Redmi Smart TV X, where the inclusion algorithm may differ.

What is Miracast and why it is better than other wireless technologies

Miracast is a wireless video and audio standard over Wi-Fi Direct that doesn't require a router connection, and unlike DLNA or AirPlay, it works directly between devices, which reduces latency and increases connectivity reliability.

• 🔄 No link to the router: the broadcast goes directly between the TV and the source (smartphone, PC).
• 🎮 Minimum delays: critical for games or video chats (latency) ~30-50 opportunistic 100+ chromecast).
• 🔒 Data Protection: the connection is encrypted according to the standard WPA2, unlike open networks DLNA.
• 📱 Universality: Supported by all modern Android devices (starting with version 4.2) and Windows (starting with 8.1).

On Xiaomi Miracast TVs, the feature is integrated into firmware at the kernel level, but its implementation depends on the version of PatchWall or Google TV. For example, on models with Google TV (for example, Mi TV Q2 2023), the feature may be called Wireless Display or Screen Mirroring, and on older Mi TV 4A - hide under the item No Wires (Miracast).

It's important to understand that Miracast is not the same as Google Cast (used in Chromecast), which requires both devices to connect to the same Wi-Fi network and runs through the Google cloud, whereas Miracast creates a direct channel, which makes it indispensable in the face of poor Internet or sensitive content.

Does your Xiaomi TV and Miracast source device support?

Before setting up, check hardware compatibility. Most Xiaomi TVs released after 2018 support Miracast, but there are nuances:

From the source device (smartphone, PC) requirements are as follows:

• 📱 Android: Version 4.2 On and above. Xiaomi/Redmi/POCO This function is called a wireless display or a transmit to TV.
• 💻 Windows: 8.1/10/11 Wi-Fi Direct (checked in Device Manager) → Network adapters).
• 🍎 iOS/macOS: Does not support Miracast natively (third-party apps like AirServer are required).

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If your Xiaomi TV doesn’t find a device to stream, try turning off the 5GHz Wi-Fi feature in the router settings – some older smartphones don’t support dual-band Miracast connectivity.

Step-by-step: how to turn Miracast on your Xiaomi TV

The activation algorithm depends on the firmware version. Below is a general-purpose instruction that will work for most models. If your TV is running on Google TV (e.g. Mi TV Q2), skip steps 1-2 and go to the "Setting up on Google TV" section.

1. Open the settings of the TV (button) ⚙️ remote-screen).
2. Go to the Network and Internet section (on some models – Connections).
3. Choose Miracast, Wireless Display, or Screen Mirroring (name depends on firmware).
4. Activate the slider Enable Miracast (or Allow Connections).
5. Start searching for devices on your TV (Search or Scan button).

The name of your TV (e.g. MiTV-XXXX) will appear on the screen, and you can now connect from your smartphone or PC:

Shut down. VPN proxy|Enable Wi-Fi and Bluetooth|Update the firmware of the phone/PC|Make sure Miracast is on TV|Check that the devices are no more than 5 meters away.-->

Google TV (Mi TV Q1/Q2, X Series)

On Google TVs, the way to setup is different:

1. Open the settings (cog icon in the upper right corner).
2. Go to Devices and Networks → Wireless Display.
3. Enable the Wireless Display (or Screen Mirroring) option.
4. Select the mode Always on (recommended) or only when connected.

Setting up Miracast on the smartphone Xiaomi/Redmi/POCO

On Xiaomi phones, the screen broadcast feature is called Wireless Display or Transmit to TV.

1. Open the smartphone settings.
2. Go to Connections and Sharing → Wireless Display.
3. Turn on the Wireless Display slider.
4. In the list of available devices, select your Xiaomi TV (the name will start with MiTV- or RedmiTV-).
5. Confirm the connection on both devices.

If the smartphone does not find the TV:

• ⚡ Reboot both devices.
• 🔄 Turn off Bluetooth on your phone – sometimes it conflicts with Wi-Fi Direct.
• 📶 Make sure your phone’s Wi-Fi is on (even if you’re not connected to the network).
• 🔧 Check the developer settings: disable the option Debugging over Wi-Fi (Settings) → The phone. → Version. MIUI → 7 times to tap → For developers).

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On Xiaomi smartphones with MIUI 12+, Miracast supports up to 1080p@60Hz, but 4K will require a wired HDMI connection.

Solving typical Miracast issues on Xiaomi TV

Even with the right setup, users are faced with errors, and let's look at the most common ones and how to fix them.

⚠️ Note: If the Xiaomi TV gives an error "failed to connect to the device", check if the router is not enabled mode Isolation of customers (AP Isolation. It blocks direct connections between devices on the same network.

If the problem persists, try resetting the network settings on your TV:

1. Go to Settings → Network and Internet → Additional → Network Reset.
2. Confirm the action (default password is 1234 or 0000).
3. Restart the TV and reconnect.

⚠️ Note: Xiaomi TVs with PatchWall firmware below version 3.0 may not support Miracast for Android 11 devices+. In this case, only software updates or the use of alternative broadcast methods (for example, Chromecast) will help).

Optimizing the broadcast: how to reduce lag and improve quality

Miracast delivers real-time video and audio, so quality depends on the stability of the connection, and the following settings will help minimize delays and artifacts:

• 📶 Choose the optimal resolution: For games: 720p@60Hz (minimum lag for films: 1080p@30Hz (Best quality. For presentations: 1080p@60Hz (if maintained).
• 🔌 Turn off energy saving: On your smartphone: Settings → Battery → Performance mode. On TV: Settings → Energy conservation → Shut down.
• 🎛️ Set up the codec: On TV: Settings → Display and sound → Additionally. → Codec → H.264 (most compatible).

On Xiaomi Mi TV 5 Pro and later when broadcasting through Miracast, the Game Mode option is available, which reduces latency to 20 ms. Activates in Settings → Display → Image Mode → Game.

For stable operation, it is also recommended:

• 🔄 Use a router with Wi-Fi 5 support (802.11ac) or Wi-Fi 6.
• 📵 Disable background apps on your smartphone (especially messengers and cloud services).
• 🔋 Charge your phone to 50% or more – with a low charge, the system can limit the performance of the Wi-Fi module.

Miracast Alternatives for Xiaomi TVs

If Miracast doesn’t work or doesn’t like the quality of the broadcast, consider alternative ways to connect wirelessly:

• 📺 Google Cast (Chromecast): Requires TV and smartphone to connect to the same Wi-Fi network. 4K HDR Google-based models TV. Apps: YouTube, Netflix, Google Photos have a built-in Cast button.
• 🖥️ DLNA: Suitable for photo, video and music broadcasts. → Network → DLNA. On your smartphone: use BubbleUPnP or LocalCast apps.
• 🍎 AirPlay (for AirPlay) iPhone/Mac): Requires third-party software installation on TV (e.g., AirScreen from Google Play). 4K@60Hz, delayed ~100 miss.
• 🔌 Wired connection (HDMI): Minimum lag (<10 MS), support 4K@120Hz. Smartphones need an adapter USB-C to HDMI (We recommend the official Xiaomi).

Technology comparison:

FAQ: Answers to Frequent Questions