Xiaomi Wireless Display: A Complete Guide to Technology and Application

If you've ever dreamed of getting rid of the tangled cables between your smartphone and your TV, or if you wanted to put your laptop screen on a large wireless monitor, Xiaomi's wireless display technology is exactly what it's designed to do. It's not just a marketing stunt, it's a complete replacement. HDMI-cables that work over Wi-Fi, Bluetooth LE Or specialized protocols like Miracast and AirPlay, which is integrated into Mi TVs in Xiaomi's ecosystem. TV, Mi Smart Projector projectors, and also supported by smartphones Redmi/POCO and Mi Notebook laptops.

But how does that work? Can you use a wireless display for games or presentations without delay? And why does the image sometimes "slow down" when the router shows a great signal? In this article, we will explore all the nuances of the technology, from basic principles to hidden settings that the manufacturer does not advertise, you will learn which Xiaomi models support wireless broadcasting, how to enable the feature on different devices and what to do if the connection is constantly broken. We also tested the real delay (input lag) when broadcasting games from a smartphone to Mi. TV Q2 2026 - Results may surprise.

Spoiler: Xiaomi's wireless display can do more than just duplicate screens, it can enable multitasking (like showing a TV movie and browsing social media on your phone), stream audio separately from video, or even use the TV as a second PC monitor, but there are pitfalls, from resolution constraints to compatibility issues with other brands. Let's get down to the bottom line.

What is a wireless display and how it works in Xiaomi devices

The technology is based on the concept of wireless video transmission over a local network. HDMI DisplayPort, where the signal is transmitted via cable, where data is encoded, compressed and transmitted over the air – usually via Wi-Fi (standards). 802.11ac or 802.11ax) Xiaomi uses three main methods:

• 📶 Miracast is the universal standard for broadcasting a screen without a router (direct peer-to-peer connection between devices.
• 🍎 AirPlay is Apple's protocol, but Xiaomi licensed it for its TVs (starting with Mi) TV 4S 2020 and later: Allows you to stream a screen from an iPhone or MacBook.
• 🌐 Wi-Fi Direct / DLNA — Alternative methods for transferring media files or duplicating screens over a local network.

The key difference from Google Cast (as in Chromecast): it broadcasts the entire screen of the device, not a separate application. This means that you will see on TV exactly the same as on the phone — including notifications, keyboard and even system menus. However, there are also disadvantages: high load on the smartphone processor (since it has to encode video in real time) and possible delays (latency) up to 100-200 ms.

Xiaomi has optimized the technology for its devices: for example, in Mi TVs TV Q2 mi TV A2 The Amlogic chip is used T972, flux-decoder H.265, And in Xiaomi smartphones, it's a little bit less load. 13/14 Series added Wi-Fi support 6, Reduces delays in broadcasting.

What Xiaomi devices support wireless display

Not all Xiaomi gadgets can broadcast the screen through the air, here is the current list of devices with support for the feature (data for 2026):

Important: Even if your device is on the list, check the firmware version. For example, on the Redmi Note 10 Pro, the wireless display only appeared after upgrading to the previous version. MIUI 13.0.4 To find out the software version, go to Settings → The phone. → Version. MIUI.

Another nuance: some Xiaomi TVs (e.g. Mi) TV 4A 2019) officially do not support Miracast, but the feature can be unlocked through the engineering menu:

1. Open the Settings. → The device → All parameters.
2. Click 5 times in a row on the Software Version to activate the Developer Mode.
3. Go back to the main settings menu and select For Developers → Wireless display (experimental function).

How to connect a wireless display: step-by-step instructions

The setup process depends on which devices you connect, and let's look at three of the most popular scenarios.

📱 Xiaomi Smartphone → Xiaomi TV (Miracast)

This is the easiest way, because both devices are from the same manufacturer.

If the TV is not on the list, check:

• 🔄 Both devices are connected to the same Wi-Fi network (or use Wi-Fi Direct for a direct connection).
• 📺 Miracast mode is enabled on TV (in some models it is hidden in Settings) → Connections → Wireless display).
• 📱 Power saving mode is turned off on the smartphone (it can block background data transmission).

💻 Windows laptop → Xiaomi TV (Miracast/AirPlay)

On a Windows PC 10/11 Screen broadcasting is configured through system tools:

1. Press Win. + K (or open the settings) → System system → Projection on this PC).
2. Select Connect to the wireless display.
3. In the list, find your Mi TV. TV (If not, update your Wi-Fi adapter drivers).
4. Confirm the connection on TV.

For AirPlay (if you have Mi) TV Apple-supported TV):

1. Install the AirParrot program or 5KPlayer PC-only.
2. In the program settings, select your TV as your target device.
3. Start the broadcast (maybe you need to enter) PIN-TV-code).

🍎 iPhone/iPad → Xiaomi TV (AirPlay)

Apple devices are connected to Xiaomi TV via AirPlay:

1. Make sure that your TV and iPhone are connected to the same Wi-Fi network.
2. On the TV, turn on AirPlay in Settings → Connections → Apple AirPlay.
3. On the iPhone, swipe down from the upper right corner (open Control Point).
4. Click Screen Duplication and select your Mi TV.

💡

If the image on TV is shown with black stripes, change the aspect ratio in the broadcast settings on your smartphone. MIUI This is done in the menu "Wireless display" → "Settings" → "Relationship of parties" → Select "Stretch" or "Size of screen".

Permission, FPS Delays: What to Know Before Using

One of the biggest problems with wireless displays is the resolution and frame rate constraints, even if your smartphone supports it. 4K@120Hz, You will not get more in the air. 1080p@60Hz. Here are the real indicators for Xiaomi devices:

Critical information: when broadcasting games from a smartphone to a TV via Miracast, the delay (input lag) is 100-150 ms, which makes the technology unsuitable for competitive games (for example, for example, for the game, PUBG For casual games or watching videos, it's not critical.

Delays are affected by:

• 📶 Wi-Fi type: 5 GHz is less latency than 2.4 GHz.
• 📱 Productivity of the device: on Redmi 9A The broadcast will be slowed down due to a weak processor.
• 🔋 Power saving mode: turn it off, otherwise the system will limit the power of Wi-Fi.
• 🎮 Type of content: static images (presentations) are transmitted faster than dynamic video.

💡

For minimal delays, use live Wi-Fi Direct (without a router) and make sure there are no physical barriers (walls, furniture) between devices.

Typical problems and their solutions

Even when you set it up properly, users are faced with errors, and here are the most common ways to fix them:

⚠️ Note: If the Xiaomi TV doesn't appear in the list of available devices to connect, check if your router is blocking the connection.Some models (e.g. TP-Link Archer) C6) By default, you turn off the multicast traffic required for Miracast. Go to your router settings and activate the option. IGMP Snooping or Multicast Forwarding.

🔴 Problem: Connection breaks in 10 to 30 seconds

Causes and solutions:

• 🔄 Unstable Wi-Fi: Switch to 5 GHz band or use direct Wi-Fi Direct connection.
• 📵 Energy saving: Turn off battery saving mode on your smartphone (Settings) → Battery → Energy saving regime).
• 🔧 Conflict IP: Restart the router or assign static devices IP-address.

🟡 Problem: Image slows down or crumbles into squares

It's because of overloading your Wi-Fi channel.

• 📉 Reduce the broadcast resolution in the wireless display settings (select 720p instead 1080p).
• 🚫 Disconnect other devices from the network (especially those that download files or stream videos).
• 🔄 Reconnect to the router at 5 GHz (if supported).

🟢 Problem: No sound during broadcast

This is most often done when you connect to Miracast.

• 🔊 Check if the TV is switched off (click Volume) + remote).
• 📱 On your smartphone, go to Settings → Sound. → Output sound and select Wireless display.
• 🔧 Update the TV firmware (in some versions) MIUI Miracast sound is not transmitted).

⚠️ Attention: On Mi TVs TV P1 mi TV Q2 When broadcasting through AirPlay, sound can be transmitted with a delay of up to 0.5 seconds. T972, It can only be fixed by updating the firmware (expected in the MIUI TV 3.0).

Hidden chips of Xiaomi wireless display

Few people know, but the wireless display in Xiaomi devices can do more than just duplicate the screen. Here are some hidden features that the manufacturer does not advertise:

• 🎮 Game mode: on Mi TVs TV Q2 And newer, when you stream games, you automatically turn on the low-latency mode (Game Mode). To activate it manually, press Menu. → Picture → Image mode → Game.
• 📱 Separate screen: on smartphones with MIUI 14 you can only stream video from an app (e.g. YouTube) to TV, and continue to use other programs on your phone.
• 🔒 Secure broadcast: If you transmit sensitive data (such as documents), enable encryption in Miracast settings (Settings) → Wireless display → Secure connection).
• 🎧 Separate sound: you can output sound to the TV, and on your smartphone listen through headphones. → Only on the phone.

Another useful feature is automatic connectivity, so if you often stream your screen to the same TV, activate Autoconnection in the wireless display settings, and when you turn on Wi-Fi, your smartphone will automatically search for and connect to the TV (if both devices are on the same network).

Alternatives to Xiaomi’s wireless display

If you don’t like Miracast or AirPlay’s built-in feature (for example, due to delays or low resolution), consider alternative ways to stream the screen:

For owners of Xiaomi Mi TV The best alternative is the Mi. TV Stick (if your TV doesn't support Miracast) it connects to HDMI-It allows you to stream your screen via Google Cast or AirPlay with minimal delays. ₽, What is cheaper than a full Chromecast 4K.

If you want maximum performance (for example, for streaming games from PC), pay attention to the following: NVIDIA Shield TV Pro. This device supports 4K@120Hz delayed ~15 MS and can broadcast games through GeForce NOW Steam Link.

FAQ: Frequent questions about Xiaomi’s wireless display