How to Open Your Phone Screen on Xiaomi TV: All Ways + Error Solving

Do you want to stream a video with Xiaomi Redmi Note 12 to the big screen, but do not know how to connect your phone to a TV of the same brand? Or try to mirror the screen of the POCO X5 Pro on the Mi TV Q2 55, but the image is slowing down? In this article, we will analyze all the current ways to display a smartphone screen on Xiaomi TVs – from wireless protocols to wired adapters, and also solve the typical problems with latency, disconnection and lack of sound.

Modern Xiaomi TVs (Mi TV A, Q, P, ES series) support several technologies for transferring the screen from a smartphone: Miracast (built into Android), Google Cast (via apps like YouTube), Wi-Fi Direct, as well as the classic HDMI through an adapter. The choice of method depends on the phone model, MIUI version and even the TV firmware. For example, Mi TV Stick is not available not all the options that the flagship Mi TV Q2.

Important: If your TV is released before 2019 (e.g., Mi TV 4S 55" on PatchWall 1.0), some features may be missing, in which case you will need to update your firmware or use external devices like Xiaomi Mi TV Box S.

1. Wireless connection via Miracast (built into Android)

The most versatile way is to use the Miracast protocol, which supports all Xiaomi smartphones on MIUI 10 and later, as well as Mi TV series with PatchWall 2.0+.

How it works:

• 📱 On the phone: the screen is duplicated on the TV in real time (suitable for games, presentations, videos).
• 📺 On TV: receives the signal as a monitor, without additional applications.
• ⚡ Speed: delay ~50-150 ms (depending on the model).

Step-by-step:

1. On Xiaomi TV, open Settings → Connection & Sharing → Wireless Display (or Miracast in older versions).
2. On your smartphone, go to Settings → Connection and Sharing → Transfer to the screen (on MIUI 14, the path may differ: Settings → Screen → Wireless Display).
3. Select your TV from the list of available devices. Confirm the connection on both devices.
4. If the image does not appear, check if the Allow Mirror mode is enabled in the TV settings.

The TV and phone are connected to the same Wi-Fi network (not necessarily, but recommended for stability).

The TV is in the Wireless Display mode (Miracast)

Power saving mode for Wi-Fi is turned off on the phone

Distance between devices not more than 5 meters-->

Critical feature: Xiaomi TVs with firmware older than 2021 may require manual Miracast activation via the service menu (code ##6484## → Miracast Settings).

⚠️ Warning: If there is no audio after you connect, check the audio output settings on your phone. MIUI 13/14 default sound can stay on the smartphone speakers. Corrected in the Settings menu → Sound. → Sound output → Wireless display.

2. Connect via Google Cast (Chromecast)

If you need to stream only videos (like from YouTube, Netflix or Mi Video) rather than the entire screen, it's more convenient to use Google Cast.This method works on all Xiaomi TVs with PatchWall and supports streaming without delay.

Differences from Miracast:

• 🎬 Only content from supported apps is broadcast (not the entire screen).
• 📶 Requires TV and phone to connect to the same Wi-Fi network.
• ⚡ Delay is minimal (~20-50 ms, ideal for movies.

How to set up:

1. Make sure that the TV has Google Play Services installed (if not, update the firmware via Settings → About TV → Software Update).
2. Open the video in the supported app (e.g. YouTube) and tap the Cast icon (a rectangle with Wi-Fi in the upper right corner).
3. Choose your Xiaomi TV from the list.
4. To control playback, use the phone as a remote.

Miracast (screen mirroring)

Google Cast (video streaming)

HDMI-cable

Wi-Fi Direct

Not plugged in.-->

List of apps that support Google Cast on Xiaomi:

⚠️ Note: On Xiaomi TVs with Chinese firmware (PatchWall) CN) Google Cast can be disabled by default. Go to Settings to activate → Annexes → System applications → Google Play Services → Permits and include all permissions.

3. Wired connection via HDMI (without delay)

If you need a minimum response time (for example, for games or professional tasks), the best option is a wired connection through the Internet. HDMI-Adapter: This method works on all Xiaomi smartphones, but requires additional hardware.

What you need:

• 🔌 adapter USB-C → HDMI (for new models or Micro-USB → HDMI (For older ones, for example, Redmi 4X).
• 📺 HDMI-cable (usually complete with a TV).
• ⚡ Power supply for adapter (some models require charging connection).

Instructions:

1. Connect the adapter to your phone and connect it to your TV with an HDMI cable.
2. On the TV, select the appropriate signal source (e.g. HDMI 1).
3. A request for permission to display an image may appear on the phone - confirm it.
4. If the screen is not duplicated, check the adapter settings in the Settings menu → Display → HDMI mode.

Challenges and solutions:

• 🔄 No image: Try another one HDMI-port on the TV or restart the phone.
• 🔊 No sound: In the phone settings, select the output of sound through HDMI (Settings → Sound. → Sound output → HDMI).
• ⚡ Adapter warms up: Use an active externally powered adapter (e.g. Baseus) USB-C Hub).

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Wired HDMI is the only way to get a latency of less than 20ms, which is critical for gaming (like Call of Duty Mobile or PUBG).

4. Connect via Wi-Fi Direct (alternative to Miracast)

If Miracast doesn’t work, you can use Wi-Fi Direct, which is a technology that connects devices without a router directly, and this method is suitable for older Xiaomi TV models (such as Mi TV 3) or if Miracast is disabled in the firmware.

How to set up:

1. On TV: Settings → Network and Internet → Wi-Fi Direct → Enable.
2. On the phone: Settings → Wi-Fi → Additional → Wi-Fi Direct.
3. Select the TV from the list and confirm the connection (may be required). PIN-code, usually 0000 or 1234).
4. After connecting, open Settings → Screen → Wireless display and select the TV.

Differences from Miracast:

• ✅ It works on old PatchWall 1.0 firmware.
• ❌ May be less stable (frequent communication breaks).
• ⚡ Delay higher (~200-300 ms).

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If Wi-Fi Direct doesn’t find the TV, try restarting both devices and turning off Bluetooth – it can jam at 2.4GHz.

5.Use of Xiaomi Mi TV Box or Android TV-prefix

If your TV doesn’t support Miracast or Google Cast (like the old model without PatchWall), you can use the Xiaomi Mi TV Box S or Mi Box 4 external console.It’s a versatile solution that adds all the modern features, including Google Cast, DLNA and even Steam Link for gaming.

How to connect:

1. Connect the set-top box to the TV via HDMI and connect it to the same Wi-Fi network as the phone.
2. On your phone, open Settings → Connection and Sharing → Transfer to the screen and select Mi TV Box.
3. To stream videos, use the Cast icon in supported apps.

Advantages of the method:

• 📦 It works on all TVs (even without a smart one). TV).
• 🎮 Supports gaming services (e.g. Xiaomi Game Center).
• 🔄 It can be used as a full Android TV attachment.

Disadvantages:

• ❌ It requires additional costs for the console (~3 000–5 000 ₽).
• ⚡ Delay in screen mirroring ~100–200 ms (better to use Google Cast for video).

6. Solving common problems

Even after you set it up properly, the connection can be unstable.-5 mistakes and their solutions:

1.The TV doesn't find the phone (or vice versa)

• 🔄 Reboot both devices.
• 📶 Make sure your phone has Wi-Fi and Bluetooth on (sometimes they’re needed for initial sync).
• 🔧 Update the TV firmware (Settings) → On TV. → Update of the PO).
• 🛠️ Reset the network settings on your phone (Settings) → The Internet and the Internet → Resetting Wi-Fi settings).

2. The image is braking or tearing.

• 📶 Switch the router to 5 GHz (less interference).
• 📱 Close the background apps on your phone (especially messengers and downloaders).
• 🔧 In Miracast settings on your TV, select mode 1080p 30Hz instead 4K (reduce the load).

3. No sound when connected

• 🔊 On your phone, check the settings. → Sound. → Sound output → Wireless display.
• 📺 On the TV in the Miracast menu, turn on the option of Audio Transfer.
• 🔄 If you use HDMI, Try another cable (sometimes the problem is damaged contacts).

4.The connection breaks down after a few minutes

• ⚡ Turn off the power saving mode for Wi-Fi on your phone (Settings) → Battery → Energy saving regime → Settings → Energy saving Wi-Fi).
• 📶 Reduce the distance between devices (optimally up to 3 meters).
• 🔧 In the router settings, disable Band Steering (it can force devices to switch between 2.4 and 5 GHz).

5. Google Cast is not working in some apps

• 📱 Update the application to the latest version.
• 🔧 On the TV, reset the Google Play Services app data (Settings) → Annexes → Google Play Services → Warehouse → Clear the data).
• 🌍 If you use VPN, Disable it – some services (e.g. Netflix) block Cast when you are active VPN.

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If nothing works, try connecting via Xiaomi Home (if the TV and phone are in the same ecosystem).

FAQ: Frequent questions