Wireless screen broadcasting from a computer to Xiaomi TV opens up new possibilities, from watching movies in high resolution to streaming games without HDMI. However, many users face compatibility problems, image delays or complete lack of signal. In this article, we will analyze all the current ways of connecting โ from standard Miracast to specialized solutions for gamers โ and also reveal hidden settings Xiaomi TV, which the manufacturer does not advertise in the official instructions.
Feature of Xiaomi TVs (series Mi) TV 4/4S/4A/5/5X/Q1/Q2 etc.) involves using a modified version of Android TV, where some wireless broadcast functions can be disabled by default, for example, Miracast support often requires manual inclusion in the service menu, and for stable operation DLNA We have to adjust the network parameters. We've tested all the methods on the models. 2020โ2026 The best time for each of them was determined.
1. Preparing Xiaomi TV for wireless connection
Before setting up the connection, make sure your Xiaomi TV meets the minimum requirements:
- ๐บ Model TV: any based on Android TV 9.0 and above (the Mi series) TV 4S 2020, Mi TV Q1/Q2, Redmi Smart TV Older models on PatchWall (before) 2019 may not support Miracast for years.
- ๐ถ Wi-Fi: Both PC and TV devices must be connected to the same network at 5 GHz (recommended) or 2.4 GHz. Using different networks or mobile Internet will lead to an error.
- ๐ Software Update: Check the relevance of the firmware in the Settings menu โ On TV. โ Update: Outdated versions may not support modern protocols.
To check Miracast support on your Xiaomi TV:
- Open Settings โ Connections and Sharing โ Wireless projection.
- If you donโt have an option, go to Settings โ All settings โ Additional โ Special features โ Wireless display.
- On the Mi TV Q2 2023 and later, the path may differ: Settings โ Devices โ Screen and Sound โ Wireless display.
โ ๏ธ Note: On Xiaomi TVs with PatchWall firmware below version 1.7.65, the Miracast function may be hidden. To activate it, you need to go to developer mode (7 times click on the build number in the settings) and turn on the Wireless Display option via ADB.
2. Method 1: Connect via Miracast (Wireless Display)
Miracast is a wireless screen broadcast standard supported by most modern Xiaomi TVs. It allows you to duplicate or expand your computer screen with minimal latency (up to 50 ms), which is suitable for presentations and watching videos. However, artifacts can arise for games or watching movies in 4K.
Instructions for Windows 10/11:
- Press Win + K (or open Settings โ System โ Project on this computer).
- Select Connect to the wireless display.
- In the list of available devices, find your Xiaomi TV (the name will match the model, for example, MiTV-Q2-1234).
- Confirm the connection on the TV (entry may be required) PIN-code).
For macOS (Monterey and newer):
- Open System settings โ Monitors.
- Press Add the monitor. โ Wireless monitor.
- Choose your Xiaomi TV from the list.
| OS | Max, permission. | Delay. | Sound support |
|---|---|---|---|
| Windows 11 | 1920ร1080@60Hz | ~30-50 ms | Yes (via HDMI ARC) |
| macOS Ventura | 1600ร900@30Hz | ~60-80 ms. | No (separate cable required) |
| Linux (Ubuntu 22.04) | 1280ร720@30Hz | ~100 ms. | Partially (depends on the distribution) |
โ ๏ธ Attention: On the TVs Xiaomi Mi TV 4A (2018-2019) There may be no sound when connecting via Miracast. Solution: connect an external speaker system via Miracast. HDMI ARC Bluetooth.
TV and PC in one Wi-Fi 5GHz network | VPN and proxy disabled on PC | On TV enabled mode "Allow connection" | Updated graphics card drivers on PC-->
Method 2: Streaming through DLNA
DLNA is designed to stream media files (video, music, photos) from a computer to a TV without screen duplication. Unlike Miracast, there is no latency, but there is no way to control a PC from a Xiaomi remote, ideal for watching movies in high quality (up to 4K HDR) if the files are stored locally.
Setting up for Windows:
- Turn on DLNA on your TV: Settings โ Network settings โ DLNA.
- On PC, open Options โ Network settings โ Shared Options.
- Enable Shared Media and add folders with movies.
- On your TV, open the Media Player (or Gallery) app and select your PC from the device list.
For macOS/Linux: use Plex, Kodi or MiniDLNA servers.
brew install plex-media-server # Installation on macOS
sudo apt install plexmediaserver # Installation on Ubuntu/DebianThe advantages of DLNA over Miracast:
- ๐ฌ Support 4K@60Hz and HDR10 (If the file and TV are supported).
- ๐ Possibility of creating playlists and sorting content.
- ๐ No binding to the PC operating system.
How to eliminate lags when playing 4K over DLNA?
4. Method 3: Gaming streaming via Steam Link
If you plan to play on the big screen, standard Miracast or DLNA wonโt work because of the high latency.The solution is the Steam Link app, which streams games from PC to Xiaomi TV with a delay of up to 10-20 ms (assuming a Wi-Fi 6 network or wired connection).
Requirements:
- ๐ป Computer with Steam installed and video card NVIDIA GTX 10xx/AMD RX 5xx or newer.
- ๐ฎ A gamepad connected to a Bluetooth TV or USB.
- ๐ก Wi-Fi 6 Router (or Wired TV Connection).
Step-by-step:
- Install the Steam Link app on your TV via Google Play (available for Android TV 9.0+).
โ ๏ธ Attention: On the TVs Xiaomi Mi TV 5X and Q1 Solution: In Steam's audio settings, select 44.1 kHz instead of 48 kHz.
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For maximum performance in games, connect the TV to the router via cable, and leave the PC on Wi-Fi 6. This will reduce latency to 5-10 ms.
5. Solving Connection Problems
If the Xiaomi TV doesnโt appear in the list of available devices or the connection is constantly broken, check the following points:
| Problem. | Probable cause | Decision |
|---|---|---|
| TV not seen on Miracast | Wi-Fi Direct is disabled on TV | Enable in Settings โ Wi-Fi โ Wi-Fi Direct |
| Lags during broadcast | Network congestion 2.4 GHz | Switch to 5GHz or use a cable |
| No sound. | Incompatible audio codec | Install HDMI ARC or use Bluetooth Column |
| Black screen after connection | Unsupported permit | Set the PC resolution 1920ร1080@30Hz |
Additional steps for Windows:
- ๐ง Update your graphics card drivers (especially for Intel) UHD Graphics, where there are often bugs with Miracast).
- ๐ ๏ธ Turn off the firewall or antivirus (they can block the connection).
- ๐ Reboot your router and assign static TV IP customized DHCP.
For Linux (Ubuntu/Debian), if you have problems with Miracast, install the wfd package:
sudo apt install wfd
sudo systemctl start wfd๐ก
If the Xiaomi TV doesnโt support Miracast but there is an Android TV, use the ApowerMirror app or TeamViewer QuickSupport for a bypass connection.
6.Alternative methods: Chromecast, AirPlay and third-party apps
If standard methods donโt work, consider alternatives:
- ๐ฑ Google Chromecast: Connect Chromecast to Chromecast HDMI-port TV And stream the screen through Google Home. 4K HDR, but requires an additional device.
Comparison of alternatives:
| Method | Delay. | Max. Quality. | Cost |
|---|---|---|---|
| Chromecast | ~50 ms. | 4K@60Hz | ~3 000 โฝ |
| AirScreen (AirPlay) | ~80 ms. | 1080p@30Hz | Free of charge. |
| Parsec | ~10 ms. | 4K@60Hz | Free (hour limit) |
7. Optimization of broadcast quality
To achieve maximum image quality and minimal delay:
- ๐ถ Wi-Fi 6: Use a Router with Support 802.11ax (for example, Xiaomi AX6000). Set up a 160 MHz channel for maximum bandwidth.
- โ๏ธ Graphic settings: B NVIDIA Control Panel or AMD Adrenalin disable V-Sync and install Preferred Refresh Rate at 60Hz.
For Xiaomi TV Q2 2023 and later, a hidden Game Mode option for wireless broadcasting is available:
- Go to Settings โ Picture โ Additional settings.
- Activate Low Delay Mode (hidden under Advanced).
- Set Input Lag on a High Priority.
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On Xiaomi TVs with MediaTek MT9611 processor (Q1/Q2), when activated, the delay is reduced from 50 ms to 20-25 ms even when wirelessly connected.