How to connect a laptop to a Xiaomi TV on Android TV: all ways + error solving

Why Connect Your Laptop to Xiaomi’s Android TV and What You Need

Connecting your laptop to your Android TV opens up new possibilities, from watching movies on the big screen to working with documents in a comfortable format. But not everyone knows that the way you connect depends not only on the TV model (Mi TV 4A, Mi TV Q1, Redmi Smart TV), but also on the laptop operating system - Windows, macOS or Linux.

The main scenarios of using such a connection:

• 🎬 Media Center - video output in 4K HDR from laptop to TV screen without loss of quality.
• 🎮 Gaming monitor – using Xiaomi TV as a display for games (taking into account input delay).
• 📊 Presentations – demonstration of slides or tables on a large screen without a projector.
• 💻 Screen Duplication – Expanding the Desktop for Multitasking.

Before starting, check the minimum requirements:

• 🔌 Xiaomi TV should have a connector HDMI (version 1.4 higher 4K@60Hz).
• 📶 Wireless methods require Miracast support (on Windows) 10/11) or Google Cast (on) macOS/Linux).
• 🔄 There's got to be a way out on the laptop. HDMI, USB-C/Thunderbolt (Supported by DisplayPort Alt Mode or adapter.

Method 1: Connecting via HDMI is the most reliable method

HDMI cable connection guarantees minimum signal delay and support for maximum resolution (up to 4K@120Hz on the new Xiaomi TV Q2). This method is universal and works on all laptops with HDMI or USB-C output (with an adapter).

Step-by-step:

1. Turn off your TV and laptop (optional, but recommended for stability).
2. Connect the HDMI cable to the port on your TV (usually signed as HDMI 1/ARC or HDMI 2.1).
3. Insert the other end of the cable into your laptop. If you only have a USB-C, use an adapter (e.g. USB-C to HDMI).
4. Turn on the TV and go to the signal source: on the Xiaomi remote, click Input (or Source) and select the appropriate one. HDMI-port.
5. On your laptop, press the key combination to duplicate the screen: 🪟 Windows: Win + P → Select the mode (Duplicate, Expand, or Only the second screen). 🍎 macOS: Option + F1/F2 (or in System settings → Monitors).

Setting resolution and sound:

• 🖥️ If the image is blurry, set the native TV resolution on the laptop (for example, 3840×2160 for Mi TV 4S 55").
• 🔊 To transmit sound through HDMI in Windows: PCM by sound icon → Open audio settings. In the Output section, select a device with the TV name (e.g., Xiaomi). TV (NVIDIA High Definition Audio)).

HDMI cable supports the desired resolution (for example, high speed HDMI is required for 4K).

HDMI port on TV undamaged (check for dust/dirty)

Laptop and TV turned off before connecting (recommended for stability)

Laptop has the latest graphics card drivers installed-->

⚠️ Note: Some laptops with hybrid graphics (NVIDIA Optimus or AMD Switchable) may need to manually select a discrete graphics card to output to HDMI. This can be done in the graphics control panel (for example, NVIDIA Control Panel → Parameter management 3D → Programmatic settings).

Method 2: Wireless Wi-Fi (Miracast/Google Cast)

If wires are intruding, you can use wireless technology. Xiaomi TV supports two standards:

• Miracast is built into Windows 10/11 (works without the Internet, but with a delay of ~50 ms).
• Google Cast – requires a connection to a single Wi-Fi network (latency of ~100-200 ms, but easier to set up).

⚠️ Note: When using Google Cast through Chrome, screen broadcasting may be interrupted due to performance limitations. For stable operation, close all unnecessary tabs and applications that consume CPU resources.

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If Miracast doesn’t find the TV, try turning off the VPN or firewall on your laptop – they can block the local connection.

Method 3: Connect via USB-C (DisplayPort Alt Mode)

Modern laptops (for example, MacBook Pro, Xiaomi Mi Notebook Pro) and Xiaomi TVs (models 2021 and later) support video transmission through the Internet. USB-C It's a DisplayPort Alt Mode feature. HDMI-cable using a single universal wire.

What you need:

• 🔌 Cable USB-C to USB-C DisplayPort support (e.g. Anker) 8K USB-C to USB-C).
• 💻 Laptop with port USB-C/Thunderbolt, Supporting video output (check in the characteristics).
• 📺 Xiaomi TV with port USB-C (Like Mi. TV Q2 75" or Redmi Max 98").

Step-by-step:

1. Connect the USB-C cable to the ports on your laptop and TV.
2. On the TV in the signal source menu (Input), select USB-C.
3. On a laptop: 🪟 Windows: Win + P → select the display mode. 🍎 macOS: automatically determines the external display (configure System settings if necessary) → Monitors).

Important: Not all USB-C cables support video transmission! Check the label - there must be a DisplayPort logo or a Thunderbolt 3/4. Cheap cables without a chip may not work or limit the resolution to 1080p.

Method 4: Using DLNA to Transfer Media Files

If you don't need to duplicate the screen, but only broadcast videos, music or photos, DLNA protocol is suitable. It allows you to stream files from a laptop to a Xiaomi TV without connecting cables, but with restrictions:

• ✅ It works without additional applications on Windows.
• ❌ Does not support screen duplication (only individual files).
• ❌ The delay can reach 1-2 seconds.

Setting up for Windows:

1. On the TV, open the Media Player or Photo/Video app.
2. On your laptop: Open Settings → Networks & Internet → Sharing Options. Enable Sharing Media and select Sharing folders. Under Media Streaming, allow access for your TV.
3. On your TV in the media player, select your laptop from the DLNA device list.

Configure on macOS/Linux:

• 🍎 For macOS, install Plex Media Server or Kodi.
• 🐧 Rygel or MiniDLNA: sudo apt install minidlna sudo systemctl start minidlna

⚠️ Attention: Xiaomi TVs on Android TV Do not support.mkv format with some codecs (e.g, HEVC 10-bit). If the video is not played, convert it to.mp4 codeced H.264.

Method 5: Connecting through third-party apps

If the built-in methods don't work, you can use third-party apps, and they often offer additional features, such as controlling a TV from a laptop or streaming games.

Top.-3 plug-in:

• 🎮 Steam Link – for streaming games from PC to TV (supports) 4K@60Hz with good Wi-Fi).
• 🖥️ ApowerMirror – screen duplication with the ability to control the TV from a laptop (there is a trial version).
• 📺 LocalCast – Google Cast alternative with support for local files and subtitles.

Instructions for ApowerMirror:

1. Install the app on your laptop (official website) and on your TV (Google Play).
2. Run the app on both devices and select TV Cast mode.
3. On the laptop, enter PIN-TV-code.
4. Select the display mode: Duplicate or Expand.

Pros and cons of third-party applications:

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The app side is useful if the built-in methods don’t work, but they can consume more resources and require stable 5GHz Wi-Fi for a comfortable experience.

Solving common connection problems

Even with the right setup, errors can occur, and here are the most common ones and ways to fix them:

1. The TV doesn't see the laptop on HDMI:

• 🔌 Check the cable - try another one HDMI (It is desirable to support high speed).
• 🔄 Reboot both devices.
• 🛠️ On your laptop, update the graphics card driver (via Device Manager or manufacturer's website).
• 📺 On the TV, reset the settings. HDMI-Port settings: Settings → CBI (Digital interfaces) → Reset HDMI.

No audio through HDMI:

• 🔊 On a laptop in the sound parameters, select the output device with the name of the TV.
• 🔧 On the TV, check what is in the sound settings (Settings) → Sound. → Output sound selected HDMI ARC or PCM.
• 🔄 If you use an adapter USB-C to HDMI, Try connecting your headphones to your laptop – if there’s sound, the problem is with the adapter.

3. Image delay when wirelessly connected:

• 📶 Reconnect to a 5GHz Wi-Fi network (less loaded than 2.4GHz).
• 🖥️ Close background apps on your laptop that consume traffic (such as torrents or cloud syncs).
• 🔄 Reduce the broadcast resolution in the settings Miracast/Google Cast to 720p.

4.The TV says "Unsupported format" when playing the video:

• 🎞️ Convert the video to format MP4 codeced H.264 sound-and-sound AAC.
• 📺 Update the TV firmware: Settings → On TV. → Updating the system.
• 🔧 Use an external media player (for example, VLC or Kodi) installed on a TV set.

FAQ: Frequent questions about connecting a laptop to Xiaomi TV