Xiaomi’s Translation app: A complete guide to setup and use

Owners of Xiaomi equipment — whether smartphones, TVs or smart speakers — often come across a pre-installed application called “Translation” (Mi Cast, Screen Mirroring or Wireless Display depending on the model), which at first glance seems to be a simple tool for duplicating the screen, but in fact hides a lot of useful features from streaming video from the phone to the big screen to remote presentation management. However, many users do not understand how it actually works, why sometimes there are delays or why devices do not “see” each other.

In this article, we will examine all the nuances of the Translation app on Xiaomi devices: from basic principles of operation to hidden settings that will help avoid typical problems, DLNA, AirPlay, and why it's sometimes better to use third-party apps instead of built-in solutions, and how to fix some of the most common bugs, like when the screen is broadcast with artifacts or the sound is separated from the video.

If you have ever tried to show photos from your phone on Mi TV We've been running a message that says, "Device not supported," or we've been interrupted every 10 seconds -- this is for you -- and we've tested the app on different models, from the Redmi Note 10 to the Xiaomi 13 Ultra and the Mi TVs. TV Q2) and put together proven solutions for stable operation.

What is the Translation app on Xiaomi and why you need it

The Translation app (often called Mi Cast or Wireless Display in international firmware) is a built-in tool for wirelessly transferring a screen from one Xiaomi device to another. It works on Miracast technology (a wireless broadcast standard supported by most modern TVs and smartphones), and can also use protocols. DLNA (for media files) and AirPlay (on some models for compatibility with Apple devices).

Main use cases:

• 📺 Watching video from your phone on a large screen (YouTube, Netflix, local files).
• 🎮 Games with TV broadcast (such as Genshin Impact or Call of Duty Mobile with phone control).
• 📊 Presentations and demonstrations (slides, photos or documents without wires).
• 🔊 Streaming music to speakers or soundbar (if supported).

It's important to understand that Translation isn't just a duplicate screen, it's a full-blown, control-able streaming experience, like you can run a video on your phone, stream it on TV, and then continue to control playback from your smartphone (pause, rewind, volume). That makes it different from the simple. HDMI-A cable where the phone becomes a signal source».

However, the application has limitations:

• ⚠️ Lag (lag) – when broadcasting games or dynamic video can reach 100-300 ms.
• ⚠️ Not all formats are supported – some videos are available MKV Or with rare codecs, they may not be reproduced.
• ⚠️ Sound problems – sometimes the sound is separate from the video or not at all.

What Xiaomi devices support the Translation app

The screen broadcast feature is available on almost all Xiaomi devices released after 2018, but there are nuances depending on the type of technology:

Smartphones and tablets:

• 📱 Tablets Xiaomi Pad 5/6 and their modifications.

⚠️ Note: On older models (e.g. Redmi 5 or Mi) A1) Miracast may not be supported – check the Connections and Sharing section in the settings → Broadcasting.

Televisions and media set-top boxes:

• 📺 All Mi. TV (Q, A, P, S series, including Google models TV.
• 📺 Mi Box S, Mi Box 4 and other Android TV set-top boxes TV.
• 📺 Xiaomi Smart Projectors (such as Mi Smart Projector 2).

Other devices:

• 🔊 Some smart speakers (e.g. Xiaomi Mi Smart Speaker) support audio-only broadcasting.
• 💻 Xiaomi laptops (Mi Notebook series) can act as receivers (via Miracast) and broadcast sources.

To check the compatibility of your devices, use the table below:

A critical nuance: devices must be connected to the same Wi-Fi network (or the TV must support the "access point" mode for direct connection).

How to enable and configure the broadcast on Xiaomi: step-by-step instructions

The connection process depends on which device is the source (smartphone, tablet) and which is the receiver (television, set-top box). Xiaomi/Redmi-Mi-phone TV.

Step 1: Preparing the TV:

1. Turn on the TV and go to Settings → Connection and sharing → Screen broadcast (Miracast).
2. Activate the “Allow Connection” option (some models may call it “Enable Miracast”).
3. If required, set a password to connect (recommended for security).

Step 2. Connection from your smartphone:

1. Open “Settings” on your phone and select Connections and Sharing → Broadcasting.
2. Click “Start broadcast” – the smartphone will start searching for available devices.
3. In the list, select your TV (for example, MiTV-Q2-1234).
4. If you ask. PIN-code, enter it (usually displayed on the TV screen).

Step 3: Configure the broadcast quality:

• 🎛️ In the broadcast menu on the smartphone you can choose the resolution: 720p (less-lag), 1080p (better quality or car.
• 🔊 For stable sound, turn on the “Transmit Sound” option (sometimes called “Audio through”). HDMI»).

If the broadcast does not start, try an alternative method:

1. On the TV, open the “Mi Home” app (if installed).
2. Select “Devices” → Add the device → Screen broadcasting».
3. Follow the instructions on the screen for pairing.

💡

If the broadcast is constantly interrupted, try to connect the smartphone to the TV through USB-C → HDMI Adapter (e.g. Xiaomi) USB-C to HDMI). This will give you zero latency and a stable connection.

Common Problems and Their Solutions

Even with the right setup, users often encounter errors.-5 problems and ways of eliminating them:

1. The devices don't find each other

• 🔄 Solution: Reboot the router and both devices. Sometimes it helps to change the Wi-Fi channel in the router settings (select 2.4 GHz instead of 5 GHz).
• 📶 Reason: Some routers block Miracast protocol (especially public networks in cafes or hotels).

2. Delay (lag) during broadcasting

• ⚡ Solution: Reduce the broadcast resolution to 720p If you're playing, use a wired connection through the HDMI-adapter.
• 📡 Reason: Weak Wi-Fi signal or congested network (disconnect other devices from router).

3. No sound during broadcast

• 🔊 Solution: In your smartphone broadcast settings, turn on the "Transmit Sound" option. If it doesn't work, check if the TV is turned off (Settings) → Sound. → HDMI).
• 🎵 Reason: Some apps (like TikTok or Instagram) block audio transmission over the Internet DRM-restraint.

4.The broadcast is interrupted every 10-20 seconds

• 🔋 Solution: Connect your smartphone to charging – with a low battery level, the system automatically reduces performance.
• 📱 Reason: Background processes (e.g., app updates) steal resources.

5. Black screen or artifacts during broadcast

• 🖥️ Solution: Try changing the broadcast resolution or restarting the Translation app on both devices.
• 🔧 Reason: Codec incompatibility (especially when broadcasting video to the Internet) H.265 or VP9).

⚠️ Note: If you use a custom firmware Xiaomi device (like LineageOS), the streaming feature may not work as well due to the lack of proprietary Miracast drivers.

Hidden features of the Translation app that few people know about

Many users are limited to basic features, but there are non-obvious features in the app that can be useful:

1.Song only mode

• 🎧 Allows you to broadcast only audio to speakers or soundbar, saving battery power.
• 🔗 How to turn on: Select “Sound Only” from the broadcast menu (not available on all models).

2. Remote control

• 🎮 If you are broadcasting the game, you can use the phone as a gamepad (for example, in emulators). PPSSPP ordolphin).
• 🖱️ For presentations: Connect your wireless mouse to your TV via Bluetooth.

3. Broadcast from a computer to Xiaomi-TV

• 💻 Windows. 10/11 You can stream the screen on Mi. TV via built-in Miracast (click Win) + K and choose the TV).
• 🐧 On Linux, use the Scrcpy utility with the option --display 0.

4. The broadcast recording

• 📹 Some Mi models on some of them TV You can record the broadcast screen in the background (the option “Screen Record” in the broadcast menu).
• 📱 On your smartphone, use applications like AZ Screen Recorder (but note that the sound may not be recorded due to the DRM).

5 Multitasking during broadcast

• 📲 On a smartphone, you can curtail the broadcast and use other applications (for example, chats), but the image on TV will remain static.
• 🔄 To return dynamic display, deploy the Translation app back.

💡

On Mi TVs. TV Google TV You can stream the screen not only from Xiaomi smartphones, but also from other brands (for example, Samsung or iPhone) through the built-in Chromecast.

Alternatives to the built-in Translation application

If the standard solution is unstable, you can use third-party applications, which often offer more features, such as Internet broadcasting (not just over the local network) or support. 4K HDR.

1. Google Home (Chromecast)

• 🌐 Works for all Mis. TV Google TV Android TV.
• ⚡ Allows you to broadcast individual browser tabs or media files without duplication of the entire screen.
• ⚠️ Disadvantage: no Miracast support, only DLNA Chromecast.

2. ApowerMirror

• 📱 Supports streaming from Android and iOS to Mi TV.
• 🎮 Minimum latency (about 50 ms) suitable for gaming.
• 💰 The free version has watermarks, the full version is worth it. ~$30.

3. TeamViewer QuickSupport

• 🖥️ Allows not only to broadcast the screen, but also remotely control the smartphone from the TV.
• 🔒 Suitable for technical support (for example, if you want to show your phone screen on a large screen).

4. LocalCast

• 📺 Specializes in broadcasting local media files (video, photo, music).
• 🔍 Supports subtitles and external audio tracks.

5. Steam Link

• 🎮 Ideal for gamers: streams games from PC to Mi TV minimally lag.
• 🖱️ Supports connection of the gamepad over Bluetooth.

Comparison of alternatives with built-in solution:

Security and privacy when using broadcasting

Screen broadcasting is a handy feature, but it can become a vulnerability to your privacy.

1. Risk of data interception

• 🕵️ When using Miracast, data is transmitted without encryption (unlike AirPlay or Chromecast).
• 🔒 Solution: Do not broadcast confidential information (passwords, banking applications) on public networks.

2. Unauthorized connection

• 🚨 If not installed on the TV PIN-a broadcast code that can be accessed by any user on the same network.
• 🔐 Solution: Enable authorization in Miracast TV settings.

3. Recording the screen without the user's knowledge

• 📹 On some of the Mi firmware TV The broadcasted content can be automatically recorded in the background.
• 🗑️ Solution: Check the ScreenRecord folder in your TV memory and clean it if necessary.

4. Data leakage through DLNA

• 📡 Protocol DLNA Disclose information about your media files to other devices on the network.
• 🛡️ Solution: Turn it off DLNA-The server is in the settings of the TV, if you do not use it.

⚠️ Note: If you are broadcasting a screen on Mi TV In a hotel or other public place, disable access to the LAN after use!

FAQ: Answers to Frequent Questions About Xiaomi Broadcast