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

Connecting a Xiaomi TV to a laptop opens up new possibilities, from watching movies on a big screen to using TV as a second monitor for work or games. However, many users face problems — no sound, no image is displayed or screen resolution is lost. In this article, we will discuss all the current ways of connecting (including: HDMI, Wi-Fi Direct and Miracast, and give recommendations for setting up Mi models TV 4/5, Redmi Smart TV others.

The most common mistakes we have to make are why the laptop doesn’t see TV through the computer. HDMI, How to fix the wireless latency and what to do if you see "No signal" on the screen, and you'll find a port compatibility table. FAQ frequent-question.

Regardless of whether you are using Windows 10/11, macOS or Linux, the instructions below will help you set up a connection without any problems. Let's start with the most reliable method, wired connection through the Internet. HDMI.

Connection via HDMI: step-by-step instructions

The most stable and universal way to use HDMI-It provides video resolution up to 4K@60Hz And you'll need to have multi-channel audio without delay:

• 🔌 Cable HDMI 2.0 or later (for 4K HDR). For Full. HD fit HDMI 1.4.
• 💻 Laptop with port HDMI or adapter (e.g, USB-C → HDMI MacBook or ultrabook).
• 📺 Xiaomi TV with a free port HDMI (usually signed HDMI 1/2/ARC).

Algorithm of action:

1. Turn off your TV and laptop (optional, but recommended for proper device recognition).
2. Connect one end of the cable to the port HDMI You can use the adapter on the TV, the other on the laptop.
3. 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.
4. On your laptop, press the key combination to duplicate the screen: Windows: Win + P → Select "Duplicate", "Expand" or "Second Screen Only". macOS: Option (⌥) + F1/F2 (It depends on the model) or System settings → Monitors.

If the image does not appear, check:

• 🔄 Cable: Try another one HDMI port on the TV.
• 🔊 Sound settings: on a laptop in the sound control panel, select the output to HDMI (in Windows: right-click on the speaker icon → "Reproduction devices").
• 📺 Screen resolution: In the laptop display settings, set the resolution supported by the TV (e.g, 1920×1080 full HD).

Check the version. HDMI-cable (2.0 for 4K)

Update the graphics card drivers on the laptop

Choose the right signal source on TV

Make sure the cable is tightly inserted into the ports-->

⚠️ Note: Some laptops with hybrid graphics (NVIDIA Optimus or AMD Switchable) may need to manually select a discrete graphics card to output to HDMI. For that, in the Control Panel. NVIDIA Go to "Parameter Management" 3D" and add an app to use a high-performance GPU.

2 Wireless Wi-Fi (Miracast/Wi-Fi Direct)

If wires are disturbing, you can connect your Xiaomi TV to your laptop by air using Miracast or Wi-Fi Direct technologies, which is suitable for broadcasting videos, presentations or dubbing screens without cables. However, note: there are possible delays in sound (up to 100-200 ms) and reduced image quality with a weak signal.

Requirements:

• 📶 The TV and laptop should support Miracast (most Xiaomi models after 2018) or Wi-Fi Direct.
• 🔄 Both devices must be connected to the same Wi-Fi network (or a laptop creates an access point).
• 🔋 Laptop charge at least 30% – wireless broadcast consumes battery.

Instructions for Windows 10/11:

1. On Xiaomi TV, open Settings → Connection and sharing → Wireless display (or Miracast).
2. On your laptop, press Win. + K (or Parameters) → System system → Projection on this computer).
3. In the list of available devices, select your Mi TV. TV or Redmi Smart TV.
4. Confirm the connection on both devices (entry may be required) PIN-code).

For macOS (AirPlay):

Xiaomi TVs don’t support AirPlay directly, but you can use a workaround:

1. Install the AirScreen app on your TV (available in Mi) TV App Store).
2. On the Mac, open the Control Center → Screen mirror and select the TV.

HDMI.

Wi-Fi (Miracast)

Through USB-C.

Not plugged in.-->

⚠️ Note: When wirelessly connected via Miracast, Xiaomi TV can automatically lower resolution to 720p, If the Wi-Fi signal is weak, to avoid this, place your laptop at a distance of no more than 3 meters from the TV or use a router with Wi-Fi 6 support.

3. Connection through USB-C (modern-day laptop)

If your laptop is equipped with a port USB-C DisplayPort Alt Mode (e.g. MacBook Pro, Xiaomi Mi Notebook or Dell) XPS), You can connect the TV directly through an adapter, and this method provides quality comparable to that of a television. HDMI, It requires additional equipment.

What you need:

• 🔌 adapter USB-C → HDMI (We recommend models with a Realtek chip RTD2173 steady-work).
• 📱 Laptop with DisplayPort Alt Mode support (check out the model specifications).

How to connect:

1. Connect the adapter to the port USB-C laptop.
2. Connect the adapter to the TV through HDMI-cable.
3. On the TV, select the appropriate signal source (HDMI).
4. On your laptop, set up the display mode (Win + P for Windows).

Important: Not all USB-C For example, on budget laptops, the port can only be used to charge or transmit data.

💡

If, after connecting through USB-C The image flickers, try to reduce the screen resolution to 1080p or use an externally powered adapter (if supported).

4.Using Xiaomi TV as a second monitor

The TV can be used not only to duplicate the screen, but also as a second monitor to expand the workspace, which is convenient for multitasking: for example, on a laptop there is a text editor, and on a TV there is a browser or a table.

Setup in Windows 10/11:

1. Connect the TV to your laptop in any of the ways described above (HDMI recommended).
2. Press Win. + P and select "Expand".
3. Open the settings → System → Display.
4. Drag the monitor icons to adjust their location (left/right of the main screen).
5. Set the TV resolution (optimally native resolution, for example, 3840×2160 for 4K).

For macOS:

1. Put the TV on. HDMI.
2. Open System settings → Monitors.
3. Activate the option "Display Mirror" (duplication) or turn it off (extension).

Optimization tips:

• 🎯 For text work, set the interface scale on your TV 125-150% (in display settings), otherwise the fonts will be too small.
• 🖱️ If you use a mouse, adjust the pointer speed for the large screen in Settings → Devices → Mouse.
• 🔊 For separate audio management on your TV and laptop, install the AudioRouter (Windows) or SoundSource (macOS) app).

💡

When expanding the screen to Xiaomi TV with resolution 4K It is recommended to set the interface scale of 150% for comfortable work with text.

5. Solving common problems

Even with the right connection, there can be errors, and let's look at the most common ones and how to fix them.

5.1 No image on the TV

If, after the connection, HDMI The screen is black or the words "No signal" appear":

• 🔄 Restart your laptop and TV.
• 🔌 Try another one. HDMI-port on the television (for example, HDMI 2 instead HDMI 1).
• 🖥️ On your laptop, update your graphics card drivers (via Device Manager or manufacturer’s website: NVIDIA, AMD, Intel).
• 📺 On the TV, reset the settings. HDMI-Port settings: Settings → CBI (CEC) → Drop it.

5.2. No sound when connected to HDMI

If there is an image, but the sound goes through the speakers of the laptop:

• 🔊 In Windows: Right-click on the sound icon → "Reproduction devices" → choose HDMI-device, "NVIDIA High Definition Audio").
• 🔇 On the TV, check if the sound is turned off (Settings) → Sound. → Loudness).
• 🔄 Reconnect the cable or try another port.

Sound delay during wireless connection

When using Miracast or Wi-Fi Direct, sound can lag behind video, to reduce latency:

• 📶 Connect to 5 GHz network (instead of 2.4 GHz).
• 🔇 In the laptop sound settings, select the format "Stereo" instead of "5.1".
• 📱 Close background applications that consume traffic (torrents, cloud syncs).

Incorrect resolution or cropping of the image

If the picture on the TV is stretched or cropped:

• 🖥️ On the laptop in the display settings, set the native-resolution TV (for example, 3840×2160 for 4K).
• 📺 On TV, turn off zoom: Settings → Image: → Screen size → 16:9.
• 🔧 In the graphics card drivers (NVIDIA/AMD) Set up the scaling parameters for HDMI.

6. Alternative ways of connecting

If standard methods do not work, consider alternatives.

6.1. via Chromecast or Mi TV Stick

If your Xiaomi TV doesn’t support Miracast, you can use external devices:

• 📱 Google Chromecast: Connecting to the Google Chromecast HDMI-Port TV and broadcast the screen through Google Home.
• 📺 Mi TV Stick: the analogue from Xiaomi works through the Mi Home app.

Cons: The audio/video delay can be as high as 300-500ms, which is critical for gaming.

6.2. On the local network (DLNA/UPnP)

To view media files (movies, photos) without duplication of screen:

1. Turn it on on the TV. DLNA: Settings → Network settings → Multimedia sharing.
2. On the laptop, install a program for streaming (for example, VLC or plex).
3. Choose the TV as a playback device.

6.3 Through USB (media-only)

If you need to transfer files (photos, videos, music) without broadcasting the screen:

1. Connect the flash drive to the laptop and copy the files.
2. Put the flash drive in. USB-TV port Xiaomi.
3. Open files through the built-in Media Player.

Formats supported by Xiaomi TVs:

• 🎬 Video: MP4, MKV, AVI (codecs H.264, H.265).
• 🎵 Audio: MP3, AAC, FLAC.
• 📷 Photo Photo: JPEG, PNG.

7. Optimization for specific tasks

Depending on the purpose of the connection (games, movies, work), the settings may differ.

For games (minimum delay)

To play on TV without lags:

• 🎮 Use it. HDMI 2.1 for 4K@120Hz (If supported by a laptop and TV).
• 🔧 In the settings of the TV, turn on "Game mode": Settings → Image: → Image mode → Game.
• 🖥️ On a laptop in the control panel. NVIDIA/AMD Set Performance Priority for the Game.

For viewing films (maximum quality)

To get the best picture and sound:

• 🎬 Turn it on. HDR (if supported: Settings → Image: → HDR.
• 🔊 Adjust the sound to the Cinema or Dolby Audio".
• 📺 Set "Movie Mode" in the image settings.

For work or presentations

Make the text clear and the interface easy:

• 📊 Set the scale of 125-150% for 4K-television.
• 🖱️ Use a wireless mouse/keyboard to control from the sofa.
• 🔄 Turn on "Read Mode" in the browser for comfortable viewing of documents.

FAQ: Frequent questions