Connecting a Xiaomi TV to a computer opens up new possibilities, from watching movies on a big screen to using TV as a monitor for games or work. However, not all users know how to properly organize this connection to avoid problems with resolution, sound or delay. In this article, we will discuss all the current ways of connecting, from classic HDMI to wireless technologies like Miracast and DLNA, and give recommendations for setting up for different use cases.
Xiaomi TVs (Mi TV A Pro, Mi TV Q2, Redmi Smart TV, and others) are unique in supporting most modern interfaces, but some nuances depend on the PC model and operating system. For example, Windows 11 may require additional audio tuning when wirelessly connected, and macOS may require installing drivers to display resolution correctly. We took these into account and collected universal instructions that will be suitable even for outdated TV models (for example, Mi TV 4A 2018).
Before you start, check for the necessary cables and adapters. If your computer is not equipped with an HDMI port, you will need an adapter (for example, USB-C β HDMI for laptops or DisplayPort β HDMI for PC). For wireless methods, make sure that both devices are connected to the same Wi-Fi network (preferably at 5 GHz for minimal latency).
Connection via HDMI: step-by-step instructions
The most reliable and universal way is to use a cable. HDMI. It provides the highest quality image (up to the 4K@120Hz on new Xiaomi models, and minimal latency, which is critical for gaming or watching videos. TV redmi TV, year-to-year.
To connect you will need:
- π Cable HDMI (version 2.0 or higher to support 4K). Length up to 3 meters β optimal for home use.
- π₯οΈ Computer with port HDMI (It's a port-free adapter, or an adapter. USB-C/Thunderbolt.
- πΊ Xiaomi TV with a free port HDMI (They're usually signed as HDMI 1/2/3 or ARC).
Follow the instructions:
- Turn off both devices (computer and TV).
- Connect the HDMI cable to ports on TV and PC. If you use an adapter (such as USB-C β HDMI), first connect it to your computer.
- Turn on the TV and go to the signal source: on the Xiaomi remote, press the Input button (or Source) and select the appropriate HDMI port.
- Turn on your computer. The operating system must automatically detect the second screen. If the image does not appear, click on the Win + P keyboard (for Windows) and select the display mode: Duplicate - the same image on both screens. Expand - the desktop will continue on TV (multi-tasking). Only the second screen - the image is only on the TV.
If there is an image but it is blurry or does not occupy the entire screen, check the resolution settings:
- On Windows: Open Settings β System β Display, select a TV and set the recommended resolution (usually 1920Γ1080 or 3840Γ2160 for 4K).
- On macOS: Go to System Settings β Monitors and select the default scale for [TV model].
HDMI cable version 2.0 or higher
HDMI port on TV is signed as HDMI 2.0/ARC (for 4K)
The latest graphics card drivers are installed on the computer
TV and PC are turned off before connecting-->
β οΈ Note: On some Xiaomi models TV (Like Mi. TV 4S) port HDMI 1 may not support 4K@60Hz. Use the port for maximum resolution. HDMI 2/3 Check the specifications of your model in the user manual.
2. Wireless connection via Miracast (Wi-Fi Direct)
Miracast technology allows you to broadcast your computer screen to a Xiaomi TV without cables using direct Wi-Fi communication. This method is convenient for presentations or viewing content, but can give a delay (up to 100-150 ms), which is unacceptable for gaming. Supported by all Xiaomi TVs based on Android TV (starting with Mi TV 3).
Before you start, make sure that:
- πΆ Both devices support Miracast (on PC, there should be a Wi-Fi adapter with Wi-Fi Direct support).
- π The TV and the computer are no more than 5-7 meters apart.
- π The laptop battery is charged (wireless broadcast consumes additional energy).
Instructions for Windows 10/11:
- On Xiaomi TV, open Settings β Connections and Sharing β Wireless Display (or Miracast).
- On your computer, press Win + K (or go to Settings β System β Project on that computer).
- In the list of available devices, select your Xiaomi TV (the name will include a model, for example, MiTV-APRO-1234).
- Confirm the connection on both devices. In a few seconds, the PC screen will be displayed on TV.
MacOS will require third-party software, such as AirParrot or Reflector, as native Miracast support is not available. Also note that some Xiaomi TV models (such as Mi TV Stick) may need to enable developer mode for stable operation:
Settings β About TV β Click 7 times on βAssembly Numberβπ‘
If the image slows down, reduce the screen resolution on your computer to 1280Γ720 or turn off background applications that consume network resources.
β οΈ Warning: Miracast may delay audio. To sync audio and video, open the Control Panel on Windows β Sound, select the output device (TV) and press Properties β Additionally, where to tick Give apps the ability to exclusively control the device.
3. Connection via DLNA (media streaming)
DLNA allows you to stream videos, music and photos to a Xiaomi TV from a computer without duplicating the screen. This is convenient for watching movies or listening to music, but not suitable for games or working with applications. The technology works over a local network, so both devices must be connected to the same router.
The setup will require:
- π Stable Wi-Fi connection (recommended 5 GHz for the 4K-content).
- π» On your computer β a media server (for example, built-in Windows or a third-party Plex, Kodi).
- πΊ On TV β Media Player or Gallery app.
Instructions for Windows:
- On your computer, open Control Panel β Network and Internet β Network Management Center β Additional Shared Access options.
- Enable Sharing Media Files and allow access for your network.
- Check the box opposite Allow devices to automatically play content on that computer.
- On Xiaomi TV, open the Media Player (or Gallery) app, select the Network tab, and find your computer in the list of devices.
For macOS or Linux, you can use Plex Media Server:
- Download and install Plex from the official website.
- Add folders with media files to the Plex library.
- On your Xiaomi TV, install the Plex app from Google Play and log in to your account.
| File format | DLNA support for Xiaomi TV | Recommended codec |
|---|---|---|
| .mp4 | β Yes. | H.264 or H.265 (HEVC) |
| .mkv | β Yes (with limitations) | H.264 (without DTS-sound) |
| .avi | β οΈ Partially. | Xvid or DivX |
| .mov | β No (conversion required) | β |
Why can't the TV see the computer in DLNA?
4.Use of AirPlay (for Apple owners)
If you have a MacBook or iMac, you can use AirPlay technology to stream the screen to a Xiaomi TV.Although Xiaomi TV does not support AirPlay out of the box, this feature can be added using third-party applications such as AirScreen or ApowerMirror.
Advantages of the method:
- π΅ Synchronize audio and video without delay (unlike Miracast).
- π Encrypted data transfer (more secure than DLNA).
- π± Support for broadcasting with iPhone/iPad (If you need to duplicate the screen of a mobile device).
Instructions for setting:
- On Xiaomi TV, install the AirScreen app from Google Play.
- Open the app and follow the setup instructions (allow access to the local network).
- On Mac, open Control Center β Screen Mirror (or click Control + Click on the AirPlay icon in the menu bar).
- Choose your Xiaomi TV from the list of devices.
You can use ApowerMirror for Windows or 5KPlayer, But the broadcast quality will be worse than macOS. 4K-Content may require a paid version of the application.
β οΈ Note: When using AirPlay on Xiaomi TVs with resolution 4K Automatic reduction of quality to 1080p To avoid this, set the settings for AirScreen to manually resolve the 3840Γ2160.
5. USB connection (for media files only)
If you just need to play movies or music from a computer, you can use it. USB-This method is not suitable for duplicate screens, but does not require network settings or special cables. All Xiaomi TVs support the playback of media files from the screen. USB-flash drive or external hard disk (formatted in FAT32 or NTFS).
Supported formats:
- π¬ Video:.mp4,.mkv,.avi,.mov (with limitations).
- π΅ Audio:.mp3,.flac,.wav,.aac.
- π· Photo:.jpg,.png,.bmp.
How to copy files and play them on TV:
- Connect. USB-drive to the computer and copy the necessary files to it.
- Remove the drive and connect it to the USB port on your Xiaomi TV (usually located on the side or back).
- On the remote, click the Media button (or open the File Manager app).
- Choose yours. USB-storage device and find the desired file.
π‘
USB-The storage device must be formatted in FAT32 (file-to-file 4 GB exFAT/NTFS (On some Xiaomi models for large files. TV NTFS It is supported only for reading.
If the TV can't see the flash drive:
- Make sure the device is formatted in a supported format.
- Connect the USB drive to another USB port on your TV (some ports may be power-only).
- Restart the TV by holding the power button on the remote for 10 seconds.
Troubleshooting: What to do if the connection is not working
Even if you set it up properly, there can be problems, and here we've collected the most common bugs and how to fix them for each connection method.
| Problem. | Possible cause | Decision |
|---|---|---|
| No HDMI imagery available | Incompatible permissions, damaged cable | Try another cable or install it on PC at 1920Γ1080@60Hz resolution |
| Stuttering video on Miracast | Weak Wi-Fi signal, network congestion | Reconnect to 5GHz network or reduce resolution to 720p |
| TV doesn't see PCs in DLNA | Disabled Sharing, Different Subnets | Check the firewall settings and IP-device addresses |
| No HDMI sound. | Incorrect output device | On PC, select TV as default playback device |
| USB-storage device is not defined | Incompatible file system | Format the flash drive in FAT32 or exFAT |
If none of the methods worked, try resetting the network settings on your TV:
Settings β Network and Internet β Additional β Resetting network settingsXiaomi TVs with MIUI TV firmware older than version 3.0 may not support Miracast for Windows 7 PCs β in this case, update the TV firmware or use HDMI.