Connecting your laptop to your Xiaomi TV via HDMI: Complete instructions with solutions to typical problems

Connecting your laptop to your Xiaomi TV via HDMI — It's a simple way to turn a big screen into a work monitor, a home theater, or a playground, but even with this seemingly rudimentary procedure, there are nuances, from choosing the right cable to adjusting resolution and synchronizing sound. In this article, we will analyze all the stages of connection – from physical connection to fine-tuning the image parameters, as well as solve the typical problems faced by Mi users. TV, Redmi Smart TV other brand models.

Xiaomi TVs are a feature of their flexibility to work with external devices, but sometimes this becomes a disadvantage. For example, automatic resolution settings can fail, and the default sound is transmitted through the speakers of the laptop, not the TV. We will tell you how to avoid these traps and adjust the system so that everything works the first time. If you have already tried to connect, but faced a black screen, no sound or blurred image, there is a section in the article with solutions for each of these cases.

What cables and adapters are needed to connect

The first thing to check before connecting is the compatibility of the connectors on the laptop and TV. TV (Like Mi. TV Q2 2023 or Redmi Smart Fire TV) equipped with a standard port HDMI 2.1 or HDMI 2.0, but laptops are a little more complicated:

• 🔌 Standard. HDMI-cable (if there is a full-size port on the laptop) HDMI Type-A. The version will do. 1.4 and higher, but for 4K@60Hz is needed HDMI 2.0+.
• 🔄 adapter USB-C → HDMI (for Thunderbolt laptops 3/4 or USB-C, For example, MacBook Pro, Xiaomi Mi Notebook Pro or Lenovo Yoga!
• 🖥️ Mini-HDMI → HDMI (This is rare for some ultrabooks or older laptops, but check the case connector.
• 🎮 Cable with support ARC/eARC (If you plan to transfer audio from your TV back to your laptop or sound system. TV Q1E and the latest models.

The length of the cable is also important: HD (1080p) The cable will be up to 10 meters, but 4K You'd better limit yourself to 3-5 meters, otherwise you might have artifacts. HDMI-CEC (function of managing multiple devices from one remote control, select a cable marked "with Ethernet" - it will provide stable communication.

⚠️ Note: Some budget adapters USB-C → HDMI (Especially without the DisplayPort chip, you may not be able to stream the image to Xiaomi TVs with a resolution above. 1080p. Before buying, check the reviews or specifications for support 4K@30Hz.

If you are not sure about the version HDMI-port on the TV, look at the characteristics of the model on the official Xiaomi website or in the TV menu: Settings → On TV. → Specifications. It will indicate whether or not it is supported. HDMI 2.1 (necessary 4K@120Hz or 8K) or HDMI 2.0 (maximum 4K@60Hz).

Step-by-step: how to physically connect a laptop to Xiaomi TV

When all the cables and adapters are ready, you can start connecting. Follow this algorithm to avoid the typical errors:

1. Turn off both devices. This is not necessary, but it is recommended to avoid power surges when connecting the cable, especially for older laptop models.
2. Connect the cable: One end of the cable (or adapter) is inserted into the port. HDMI It's usually signed as HDMI 1/2/3 or ARC. The other end is to the laptop port (or to the adapter if you use the adapter).

Turn on the TV.

Xiaomi

Source

Input

HDMI 1

Turn on the laptop.

If you use an adapter USB-C → HDMI, Make sure it’s connected to a laptop port that supports video output (usually marked with an icon). ⚡ or DP). On some models (for example, MacBook Air) M1/M2) For the adapter to work, you may need to install drivers.

On Xiaomi TVs with HDMI-CEC (Mi AnySee may request sync with the remote when you connect, and if you agree, you can control some of the laptop's functions (such as volume) directly from the TV remote.

Setup of the image on the Xiaomi TV: resolution, frequency, scale

Once you have a physical connection, it’s time to adjust your image settings. By default, Xiaomi TVs can display images in suboptimal resolution (e.g., a Xiaomi TV, 1024×768 instead 3840×2160), This is what causes blurring or black fields around the edges:

1. Choosing the optimal resolution on the laptop

Windows. 10/11:

1. Press Win. + P and select Only Second Screen (if you want to see the image only on TV) or Duplicate (for the same picture on both screens).
2. Open the settings → System → Display.
3. In the Size and Markup section, select a Xiaomi TV (it will be labeled as a second monitor).
4. In the screen resolution section, select the maximum supported (for example, 3840 × 2160 for 4K-If this is not the case, update the graphics card driver.

In macOS:

1. Open System settings → Monitors.
2. Holding Option (⌥), Click the Scale button to see all available resolutions.
3. Select Default for display (recommended) or manually specify 3840 × 2160.

2. Customize the refresh rate

For smooth video (especially in games or movies), the screen refresh rate is important. HDMI 2.1 120 Hz is available, but by default Windows may limit this value:

1. Open Settings → System → Display → Additional display settings.
2. Select the TV and click Adapter Properties.
3. In the Monitor tab, set the maximum frequency (for example, 60 Hz or 120 Hz).

💡

If the Xiaomi TV is enabled Game Mode, turn it off to watch movies – this will reduce the input delay, but worsen the color reproduction.

How to transfer sound from a laptop to a Xiaomi TV HDMI

One of the most common problems is that sound continues to go through the speakers of the laptop, not through the TV, because Windows or macOS, by default, do not automatically switch the audio output to the audio output. HDMI. Here's how to tune the sound correctly:

On Windows 10/11:

1. Right-click on the volume icon in the tray and select Open sound parameters.
2. In the Output section, select the device with the name of your TV (for example, NVIDIA High Definition Audio or Digital Audio (HDMI)).
3. Click Device by default if the option is available.
4. To check, play the test sound.

On macOS:

1. Open System Settings → Sound → Output.
2. Select the device HDMI or the name of your TV.
3. Adjust the volume – it is controlled separately from the system.

If there is no sound even after switching:

• 🔊 Check if the sound on the TV is turned off (Mute button on the remote control).
• 🔄 Restart your laptop with a connected cable HDMI.
• 🛠️ Update your sound card drivers (especially if you use Realtek or NVIDIA HD Audio).

⚠️ Note: Some Xiaomi TVs (e.g. Mi) TV 4S) sound HDMI It may not work if the TV settings are on ARC (Audio Return Channel. Turn it off in the Settings menu → Sound. → HDMI ARC.

For advanced users, if the audio is coming but with a delay (relevant to movies), you can reduce the audio buffer in Windows audio settings.

1. Open the control panel. → Sound. → Device properties.
2. In the tab, additionally set Exceptional Application Management and reduce latency to 10ms.

Solving Typical Connection Problems

Even if you do everything according to the instructions, you can have problems, and here are the most common problems and ways to fix them:

1.The TV can't see the laptop (black screen)

Causes and solutions:

• 🔌 The cable is faulty or not tightly connected. Try another cable or port. HDMI TV-wise.
• 💻 The laptop doesn't recognize the external display. Press Win. + P and select Second Screen Only. If it doesn't work, update your graphics card drivers.
• ⚡ Insufficient power for the adapter (relevant to the USB-C). Connect your laptop to charging.
• 📺 The TV's out of port. HDMI. Go to Settings. → HDMI → Turn on all ports.

2. Image is there, but no sound.

Check it out.

• 🎵 The audio output device in the laptop settings (see previous section).
• 🔕 The TV is not turned off or the mode is not activated ARC.
• 🔄 Restart both devices with a connected cable.

3. Permission is automatically reset

If after restarting the laptop, the permission is reset to 1024×768:

• 🖥️ Manually set the desired permission and press Save Changes.
• 🛠️ Update your graphics card drivers (especially if you use Intel) UHD gramics or AMD Radeon).
• 📋 Create a user permission through the Control Panel NVIDIA or AMD Radeon Settings.

4. Image delay (lag) when watching videos or games

Possible causes:

• 🎮 Game Mode on TV (turn it off for movies).
• 🖼️ Too high resolution at low frame rate. Try it. 1080p@120Hz instead 4K@30Hz.
• 🔌 Uncertified cable is used. HDMI. Replace with Ultra High Speed HDMI.

If the problem persists, check the graphics settings in the games: turn off vertical sync (V-Sync) and limit the game. FPS 60 or 120 (depending on the frequency of the TV).

💡

If Xiaomi TV does not respond to the connection HDMI, Try resetting it to factory settings: Settings → On TV. → Resetting. This often helps with software failures.

Additional settings for gamers and designers

If you connect your laptop to Xiaomi TV For games or graphics, standard settings may not be enough:

For gamers:

• 🎮 Turn on Game Mode on TV: Settings → Image: → Game mode. This will reduce the input lag to 10-15 milliseconds.
• 🖥️ Customize graphics in games: disable V-Sync if the TV supports FreeSync or G-Sync (relevant for Xiaomi) TV Q1E and the latest models).
• 🔌 Use the cable. HDMI 2.1: supports 4K@120Hz and VRR (variable-frequency).

For designers and video editors:

• 🎨 Color calibration: Select Movie or Custom mode in your TV settings and turn off all post-processing (Motion Smoothing, Noise Reduction).
• 🖼️ Color profile: in graphics card drivers (NVIDIA/AMD) set up RGB Full and 10-bit (if the TV supports HDR).
• 📏 Precise resolution: If you work with vector graphics, set the 1:1 resolution (no zooming) in Windows settings.

To check the input delay, you can use online tests (for example, TestUFO) or specialized utilities such as RTSS. If the delay is more than 30 ms, check it:

• Cable (should be) HDMI 2.1 for the minimum lag).
• TV mode (Game Mode only)
• In-game graphics settings (turn off Anti-Aliasing and Ambient Occlusion if they are not critical).

💡

If you use a Xiaomi TV as a Photoshop or Lightroom monitor, calibrate it with tools like DisplayCAL or the built-in calibrator in macOS. → Monitors → Colors).

Alternative ways to connect (if HDMI is not working)

If you connect through HDMI For some reason, it's not possible (e.g., a broken port or no suitable cable), alternative methods can be used:

More about each method:

1. Wireless Wi-Fi connection (Miracast)

Xiaomi TVs support Miracast technology, which allows you to broadcast the screen of a laptop wirelessly.

1. On TV: Settings → Connection and sharing → Miracast (or Wi-Fi Direct).
2. On a Windows Laptop: Win + K → Select the TV from the list.
3. On macOS: use AirPlay (if TV supports, for example, Xiaomi) TV Q2 Apple TV).

Cons: possible lags when watching videos in 4K To work smoothly, you need Wi-Fi speeds at least 5 GHz.

2. Connection through USB-C (DisplayPort Alt Mode)

If your Xiaomi laptop and TV have ports USB-C DisplayPort Alt Mode support can be used directly USB-C to USB-C. It gives:

• Support 4K@60Hz and higher.
• Transmit audio and video via one cable.
• Laptop charging option (if the cable supports Power Delivery)

Example of compatible devices: notebooks Xiaomi Mi Notebook Pro X, MacBook Pro M1/M2 and Xiaomi TVs TV Q1E, Mi TV 6 OLED.

3 Streaming via Chromecast or Google Cast

If you only need to stream videos (like YouTube or Netflix), you can use the built-in Google Cast (available on most Xiaomi models). TV Android TV):

1. Make sure that your laptop and TV are connected to the same Wi-Fi network.
2. Open the video in your Chrome browser or app (like YouTube).
3. Click on the Cast icon (📡) and choose your TV.

This method is not suitable for games or working with applications, but it is ideal for watching movies.

💡

For minimum latency when broadcasting wirelessly, use a router with Wi-Fi 6 support (802.11ax) And it's going to be a 5GHz channel, and it's going to bring the lags down to acceptable levels for video.

FAQ: Frequent questions about connecting a laptop to Xiaomi TV