How to connect Xiaomi smartphone to the TV: all ways + error solving

Contents

• Introduction: Why you need a connection
• Wireless methods: Miracast, Wi-Fi Direct, Google Cast
• Connection via HDMI: adapters and cables
• USB-Connection: Limitations and Opportunities
• Set up the TV for proper operation
• Typical problems and their solutions
• Features for different Xiaomi models
• Frequent questions

Connecting Xiaomi's smartphone to a TV opens up new possibilities, from watching photos on the big screen to streaming games with minimal latency. But not everyone knows that there are 5 different ways to sync, from wireless protocols to wired adapters, depending on the phone model, the version of MIUI and the available TV connectors.

In this article, we will analyze each connection option taking into account the features of Xiaomi firmware 2023-2026, including bypassing restrictions on some Samsung and LG TVs. Particular attention will be paid to solving problems with audio latency, connection breaks and codec incompatibility - these are the errors that 68% of users encounter when they first connect.

1. Wireless methods of connection

The most popular way to transmit images is by air, and Xiaomi’s current smartphones (starting with the Redmi Note 10 and Mi 11) support three protocols:

• 📶 Miracast is a built-in standard for screen duplication without the Internet (works on all TVs with Screen Mirroring support)
• 🔄 Wi-Fi Direct – Direct phone-TV connection for file transfer and streaming (requires support on both sides)
• 🎯 Google Cast – streaming content through apps (YouTube, Netflix) to Android TVs TV Google TV

To activate Miracast on Xiaomi:

1. Open Settings → Connection and Sharing → Screen Transfer
2. Select your TV from the list of available devices
3. Confirm the connection on both devices (TV may need input) PIN-code)

Turn on Wi-Fi on your phone and TV

Update the MIUI firmware to the latest version

Make sure that the distance between the devices is not more than 5 meters

Disable VPN on your smartphone (can block the local network)

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Important: Google Cast only works with individual apps (does not duplicate the entire screen). 📺 In the upper right corner of the video, Samsung TVs older than 2019 may require the installation of the Google Home app.

⚠️ Attention: On models POCO F3 redmi K40 s MIUI 13 sometimes triggers a bug when the phone screen goes out when you connect to Miracast.Solution: Turn off the Automatic Screen Disconnect function in battery settings.

2. Wired connection via HDMI

For stable image transfer without delay (relevant for games and video in the video game) 4K@60fps) use HDMI-Xiaomi smartphones do not have a port HDMI, that will be necessary:

Instructions for USB-C devices:

1. Connect the adapter to your phone (on models with Snapdragon 8 Gen 1/2 supported DisplayPort Alt Mode)
2. Connect. HDMI-cable with TV (use a port marked with a note) HDMI 2.0 4K)
3. On your phone, select Transfer Mode: Settings → Display → HDMI Mode (available on MIUI 14+)

For older models with Micro-USB (e.g. Redmi 5 Plus):

• Use it. MHL-externally-powered adapter (5V/2A)
• Enable the option of debugging over USB in the developer settings
• Please note that the maximum resolution will be limited to 1080p.

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If the image on the TV is blurry, check the settings of the phone settings for HDMI Scale (should match the native resolution of your TV).

3. Connection via USB: What can be transferred

USB-The cable allows not only to charge the phone from the TV, but also:

• 📁 View photos/video through the built-in media player TV
• 🎵 Play music (on TVs with support) USB Audio)
• 📱 Use your phone as a game controller (on Android) TV)

Limitations of the method:

• It is impossible to duplicate the screen (file access only)
• Xiaomi with MIUI 12+ requires unlocking USB Debugging
• Transfer speed is limited to USB 2.0 (up to 480 Mbps)

To activate file transfer:

1. Connect your phone to your TV with a USB-A cable → USB-C
2. On your phone, select File Transfer (FTP) mode.
3. On the TV, open the Media Player or File Manager app.

⚠️ Note: On Samsung TV series QLED 2020-2021 The contents of the phone may not be displayed due to Samsung DeX restrictions. USB-C → USB-A supportive OTG.

4. Optimal settings of the TV

Even with a successful connection, image quality can suffer due to the wrong TV settings.

To reduce delays in the game:

• Turn off post-processing (TV settings → General → Game mode)
• Use Game Mode on LG OLED or Sony Bravia TVs
• On the phone, activate Settings → Additional → Performance mode

5. Solving typical problems

Most of the mistakes when connecting Xiaomi to the TV are related to:

• 🔌 Incompatibility of codecs (especially on older TVs)
• 📶 Weak Wi-Fi signal (for wireless methods)
• 🔊 Lack of sound when HDMI-connection
• 🖥️ Black screen after successful connection

Table of decisions:

For Xiaomi 12/13 series models with MIUI 14 for HDMI sound problems:

adb shell settings put global hdmi_audio_enabled 1


adb shell settings put global hdmi_audio_plug 1

These commands include forced HDMI audio transmission (developer rights required).

6. Features for different Xiaomi models

Performance and connectivity depend on the processor and MIUI version:

• 📱 Flagship series (Xiaomi) 13 Ultra, 12S Pro: Full support 4K@60Hz down HDMI, Wi-Fi 6E for stable Miracast
• 📱 Mid-size segment (Redmi Note) 12 Pro+, POCO F5): Limitation 4K@30Hz down USB-C, Possible lags during wireless broadcasting
• 📱 Budget models (Redmi) 10A, POCO M5): Only 1080p down HDMI, No Wi-Fi Direct support
• 📱 Older devices (Mi 9, Redmi Note 8): Require MHL-adapter HDMI, trouble MIUI 12.5+ Miracast

On phones with a Snapdragon processor 888/8 Gen 1 (for example, Xiaomi 11T Pro) Super Resolution is available when connecting to 4K-To activate the televisions:

1. Connect to HDMI.
2. Go to Settings → Display → Advanced Settings → Super Resolution
3. Select 4K Upscaling mode for content below 2160p

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On phones with MediaTek Dimensity (such as the POCO X5 Pro), wireless broadcasting is more stable than on Snapdragon, thanks to optimized Wi-Fi 6 drivers.

Frequent questions