Xiaomi TVs today are not just movie viewers, but also full-fledged multimedia centers, and connecting them to a computer opens up a lot of possibilities, from watching content on a large screen to using TV as a monitor for games or work. However, many users face difficulties in configuring the connection โ especially if we are talking about models with non-standard connectors (for example, Xiaomi). TV A2 without HDMI 2.1) or specific data transmission protocols.
In this article, we will discuss all the current ways of connecting (from wired to wireless), tell you how to avoid common errors โ for example, the lack of sound or incorrect resolution โ and give recommendations for optimizing the picture for different use cases. We will pay special attention to the nuances of working with Windows 11/10 MacOS and compatibility with popular TV models: Mi TV P1, Redmi Smart TV X, Xiaomi TV Q2 other.
If you've never connected a TV to a PC before, or if you've had problems with previous attempts, this guide will help you get to the bottom of the story, and let's start with the most reliable and versatile method.
Connection via HDMI: step-by-step instruction with settings
Cable HDMI โ The easiest and most reliable way to connect a Xiaomi TV to a computer, it provides video transmission in resolution up to 4K@60Hz (on supported models) and multi-channel sound without delay. Here's how to do it right:
Step 1. Check connectors and cable
Make sure your TV and computer have compatible ports:
- ๐ HDMI 2.0/2.1 โ for 4K@60Hz or 8K (Xiaomi models TV Q2 75" newer).
- ๐ HDMI 1.4 โ maximum 4K@30Hz or 1080p@60Hz.
- ๐ Mini-HDMI/USB-C โ Some laptops (adapters will be required).
Use a certified cable labeled High Speed HDMI or Ultra High Speed HDMI. Cheap, uncertified cables may not transmit 4K or HDR.
Step 2: Physical connection
- Turn off both devices (optional, but recommended for stability).
- Connect the cable to the port HDMI IN on the TV (usually numbered: HDMI 1/2/3).
- The second end of the cable is inserted into HDMI-computer port or adapter (for example, USB-C โ HDMI).
- Turn on the TV and select the appropriate signal source by the Source or Input button on the remote.
Step 3: Configure the image output to the PC
If the screen is black or is not displayed correctly:
- ๐ฅ๏ธ On Windows: press Win + P and select Duplicate, Expand, or Second Screen Only.
- ๐ On macOS: Open System Settings โ Monitors and activate the Detect Monitor option.
Check the version. HDMI-port|Use a cable no longer than 3 meters long (for the purpose of 4K)|Update graphics card drivers|Turn off the power saving modes on the PC-->
Common problems and solutions:
| Problem. | Reason. | Decision |
|---|---|---|
| No image. | Wrong signal source | Press Input on the remote and select the desired HDMI-port |
| Blurred picture | Incorrect authorization | In the Windows settings, install 1920ร1080 or 3840ร2160 (4K) |
| No sound. | PC does not transmit audio over HDMI | In the sound control panel, select the output device NVIDIA/AMD/Intel Audio |
| Screen flickering | Incompatibility of the refresh frequency | Install 60Hz in PC display settings |
โ ๏ธ Note: On Xiaomi TVs with HDMI 2.1 (e.g. Mi) TV Q2 65โ) may require the introduction of a regime regime HDMI 2.1 manually. Go to Settings for this. โ Devices โ HDMI-Mode and select Extended Mode.
2 Wireless Wi-Fi connection (Miracast, AirPlay, DLNA)
If you can't get the cables running, you can stream the image from your computer to your Xiaomi TV over the air, and there are three basic technologies for that:
1. Miracast (Windows)
It's built into Windows. 10/11 It's a wireless protocol for the screen:
- Make sure that the TV and computer are connected to the same 5 GHz Wi-Fi network (2.4 GHz can slow down).
- On Xiaomi TV, activate Miracast: go to Settings โ Connections โ Wireless display.
- On PC, press Win. + K and select your TV from the list.
โ ๏ธ Limitations: Latency can be as high as 50 to 100 milliseconds, which is critical for gaming โ 1080p (most models).
2. AirPlay (macOS/iOS)
Xiaomi TVs on the MIUI TV 3.0+ Support AirPlay for streaming from Apple devices:
- ๐ฑ Nana iPhone/iPad: Swipe up for the control panel โ Screen duplication โ Choose TV.
- ๐ป On Mac: Open Control Center โ Screen duplication.
3. DLNA (media-file)
If you want to broadcast only video / photo / music (without screen duplication), use the video. DLNA:
- ๐ฌ Install a server program on your PC (for example, Plex or Kodi).
- ๐บ On your TV, open the Media Player or Gallery app and select your PC on the local network.
Po Po Po HDMI|Wi-Fi (Miracast/AirPlay)|Through USB-C/Thunderbolt|Another way.-->
Comparison of wireless technologies:
| Technology | Max, permission. | Delay. | Sound support | Requirements |
|---|---|---|---|---|
| Miracast | 1080p | 50-100 ms. | Yes. | Windows 10+, Wi-Fi 5 GHz |
| AirPlay | 4K (on new TVs) | 30-70 ms | Yes (includes Dolby Atmos) | macOS/iOS, MIUI TV 3.0+ |
| DLNA | Depends on the file. | No delay. | Yes. | Any OS, any server. |
โ ๏ธ Note: With wireless connectivity, Xiaomi TVs can automatically lower resolution to 720p, If the Wi-Fi signal is weak, to avoid this, place the router closer to the TV or use the Mesh system.
3. Connection through USB-C/Thunderbolt (modern-day laptop)
Many new laptops (such as the MacBook Pro or Xiaomi Mi Notebook) are only equipped with ports. USB-C/Thunderbolt. In this case, you will need an adapter or cable to connect to the TV with DisplayPort Alt Mode support.
Which adapters are suitable:
- ๐ USB-C โ HDMI (video-to-video 4K@30Hz).
- ๐ Thunderbolt 3/4 โ HDMI 2.1 (for 4K@60Hz or 8K).
- ๐ USB-C โ DisplayPort (for professional monitors).
Instructions for connection:
- Connect the adapter to the port USB-C laptop.
- The other end of the adapter (HDMI) put in.
- On a laptop, you may need to manually enable image output: on macOS, this is done in System settings. โ Monitors, on Windows โ through Screen Settings.
Important nuances:
- โก Intel integrated graphics laptops (such as Xiaomi Mi Notebook Air) may not support 4K@60Hz through USB-C โ Check the model specifications.
- ๐ With prolonged use, the adapter may warm up โ this is normal, but avoid overheating (do not cover it).
Why not? USB-C no sound?
4.Using Xiaomi TV as a gaming monitor
If you plan to play on a PC with a big screen output, it is important to consider a few key points to avoid delays (input lag) and picture tears.
The best settings for gaming:
- ๐ฎ Game Mode: On Xiaomi TV, turn on Game Mode in the image settings (Settings) โ Picture โ Image mode โ This reduces the latency to 10 to 15 milliseconds.
- ๐ฅ๏ธ Resolution and frequency: in the PC graphics settings, set: Resolution: 1920ร1080 or 2560ร1440 (if TV supports. Update frequency: 60 Hz (or) 120 Hz, if there is support on TV and video card).
- ๐ Sound: To synchronize audio and video, select 5.1 or 7.1 in your PC audio settings (if the TV supports audio).
Recommended cables for gamers:
| Type of cable | Max. resolution/frequency | Delay. | For what games? |
|---|---|---|---|
| HDMI 2.0 | 4K@60Hz | ~10 ms. | Single-player, eSports (CS:GO, Dota 2) |
| HDMI 2.1 | 4K@120Hz | <5 miss | Required Shooter (Call of Duty, Apex) |
| DisplayPort 1.4 | 8K@60Hz | <3 miss | Professional Gaming (through Adapter) |
Challenges and solutions:
- ๐ผ๏ธ Black bars on the sides: turn on Just Scan or 1:1 Pixel Mapping in the TV settings (in the Settings menu) โ Picture โ Screen size).
- ๐๏ธ Torn gameplay: disable V-Sync in the game settings or set a limit FPS 58โ60 (for 60 Hz display).
๐ก
If the game is slowing down when you output to the TV, try lowering the resolution to 1080p And turn off the anti-aliasing, ambient occlusion settings in the graphics settings.
5. Sound tuning: why it is not and how to fix
One of the most common problems when connecting a Xiaomi TV to a PC is the lack of sound. The reasons may be different, but most of them are solved in a few minutes.
Checklist for troubleshooting sound problems:
Make sure the cable is HDMI port-connected ARC|Check the volume on TV and PC|Select the correct sound output device in the OS settings|Update audio and video card drivers-->
Step-by-step instructions for Windows:
- Right-click on the sound icon in the tray โ Open the sound parameters.
- In the Output section, select the device with your video card name (for example, NVIDIA High Definition Audio or AMD HDMI Output).
- Click on Device Properties and make sure the format is supported (optimum: 24 bits, 48 kHz).
For macOS:
- Open System settings โ Sound. โ Exit.
- Choose your Xiaomi TV from the list of devices.
- If there is no sound, try to turn off and reconnect. HDMI-cable.
If it's sounding, but with a delay:
- ๐ Turn off sound processing in TV settings: Settings โ Sound. โ Additionally. โ Sound processing โ Off.
- ๐ต Set the sound format in the PC settings PCM Dolby Digital (if the TV does not support the latter).
โ ๏ธ Note: On Xiaomi TVs with HDMI ARC (Audio Return Channel: audio can only be transmitted in one direction, either from TV to sound system or from PC to TV.
6.Alternative ways: Chromecast, Steam Link and Plex
If standard methods do not work, you can use additional devices or programs to stream content from your PC to your TV.
1. Google Chromecast (or built-in to Xiaomi) TV)
Many Xiaomi TVs have built-in support for Google Cast. To stream the PC screen:
- ๐ฅ๏ธ Install the Google Cast extension for the Chrome browser.
- ๐บ On the TV, turn on the reception mode: Settings โ Connections โ Google Cast.
- ๐ In the browser, click on the Cast icon and select your TV.
โ ๏ธ The delay can reach 100-200 ms, so this method is not suitable for games.
2. Steam Link (for streaming games)
If youโre a gamer but donโt want to drag your PC to your TV, use Steam Link:
- ๐ฎ Install the Steam Link app on your TV from Google Play (if TV is on Android) TV).
- ๐ฅ๏ธ On PC in Steam settings, turn on Remote Play.
- ๐ Connect the gamepad via Bluetooth to the TV.
๐น Pros: Low latency (20โ30 MS in the local network, support 4K@60Hz.
๐ธ Cons: Requires a powerful PC and stable Wi-Fi (or wired connection).
3. Plex or Kodi (for media library)
If you need to stream movies, music or photos, set up a home media server:
- ๐ Install Plex Media Server on PC and add folders with content.
- ๐บ On your TV, install the Plex or Kodi app and connect to your server.
๐ก
For minimal delay when streaming games, use a wired connection of the TV to the router (via an Ethernet adapter for TV) and set up traffic prioritization (QoS) on the router.
7. Frequent errors and their solutions
Even with the right connection, there can be problems, and we've collected some of the most common errors and ways to fix them.
1.The TV does not detect the PC (no signal)
- ๐ Check the cable: try another one HDMI-port.
- ๐ Reboot both devices.
- ๐ง Update your graphics card drivers (especially if you have one) NVIDIA or AMD).
2. The picture twitches or brakes
- ๐ถ If the connection is wireless, check the speed of Wi-Fi (should be at least 300 Mbps for the device). 1080p).
- ๐ฅ๏ธ On PC, disable background programs that consume resources (for example, Discord, Telegram).
- ๐ Set a fixed refresh rate (60Hz) in the display settings.
3. Colors distorted (color gamma shot down)
- ๐จ On the TV, turn on the mode. RGB Instead of YCbCr: Settings โ Picture โ Additionally. โ Color mode โ RGB.
- ๐ฅ๏ธ On PC in graphics settings (NVIDIA Control Panel or AMD Radeon Settings: Set the full output RGB.
4.The TV does not support PC permission
- ๐ Find out the maximum resolution of your TV in the instructions (for example, Redmi Smart). TV X50 supportive 3840ร2160).
- ๐ฅ๏ธ On PC, manually add supported resolution through Screen Settings โ Additional display parameters.