You want to show pictures from your vacation on the big screen, run a movie from your phone or stream a game on Xiaomi TV โ but you donโt know how to do it quickly and without lag? With modern technology, you can connect a smartphone to a TV of this brand in minutes, but the choice of method depends on the model of your TV, the version of MIUI on your phone and even the availability of additional accessories. In this article, we will discuss all the current methods, from wireless to wired, and also tell you how to avoid common errors, such as audio delay or lack of image.
Xiaomi TVs (Mi series) TV A Pro, Redmi Smart TV, Xiaomi TV Q2 And others support most of today's data protocols, but not all of them are equally convenient. For example, Miracast works without the Internet, but can slow down at high resolution, and Google Cast requires stable Wi-Fi, but allows you to control playback from your phone. If you have an old TV without smart features, it's okay, we'll show you how to get out of this situation with adapters. TV 77" OLED, We'll reveal the secrets of the setup 4K HDR picture-perfect.
Before you get to the instructions, check two key things:
- ๐ฑ Version. MIUI on your phone: upgrade it to the latest one to avoid compatibility issues. MIUI 14 Bugs with Wi-Fi Direct connection fixed.
- ๐บ TV firmware: Go to Settings โ On TV. โ Update the software and install the current version.
1. Wireless transmission over Wi-Fi (Google Cast / Miracast)
The most popular method is to use Google Cast (for apps like YouTube or Netflix) or Miracast (for screen duplication), both of which work on Wi-Fi, but have fundamental differences:
| Parameter | Google Cast | Miracast |
|---|---|---|
| Internet is required | Yes (shared network) | No (Wi-Fi Direct) |
| Max, permission. | 4K (depending on the application) | 1080p (on most models) |
| Delay (lag) | Minimum (100-200 ms) | Medium (300-500 ms) |
| Telephone control | Yeah (pause, volume) | No (only duplication) |
To use Google Cast, follow the following steps:
- Connect your phone and TV to the same Wi-Fi network.
- Open a supported app (such as YouTube or Google Photos).
- Click on the broadcast icon (๐บ) And choose your Xiaomi TV list.
For Miracast (screen duplication):
- On TV: Settings โ Connections โ Wireless display.
- On the phone: Settings โ Connections and Sharing โ Screen Transfer.
- Select the TV from the list and confirm the connection.
โ ๏ธ Note: On Xiaomi phones with HyperOS shell (2026), the path to Miracast settings has changed: Settings โ Screen. โ Transfer to another screen, older versions. MIUI This option may be called "Wireless Display" or "Screen Mirroring".
Are devices connected to the same network |Wi-Fi on the TV |Wi-Fi on both devices |Wi-Fi on the TV |Wi-Fi on both devices |Will the phone power saving mode be turned off-->
2. HDMI wired connection (for 4K and games)
If you need to stream video in 4K resolution or play mobile games on a large screen without delay, the best option is a wired connection via HDMI.
- ๐ฑ Smartphone with support USB-C โ HDMI (Most Xiaomi models since Redmi Note 10 Pro).
- ๐ adapter USB-C โ HDMI (We recommend original from Xiaomi or certified Anker).
- ๐บ Free port HDMI on television (preferably) HDMI 2.0 for 4K@60Hz).
Instructions for connection:
- Connect the adapter to the phone and HDMI-cable.
- On the TV, select the signal source: press Input on the remote and select the appropriate one. HDMI-port.
- A request for permission to transfer an image may appear on the phone - confirm it.
Advantages of this method:
- ๐ฎ Minimal latency (ideal for gaming via Xbox Cloud Gaming or Steam Link).
- ๐บ Support 4K HDR Dolby Vision (if the TV supports the TV).
- ๐ No Wi-Fi dependency โ stable connection.
โ ๏ธ Note: On some Xiaomi models (e.g, POCO F3) when connected through HDMI You can turn off your phone charging. Use an adapter with an additional port. USB-C PD simultaneous-charge.
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If the image on the TV is cropped at the edges, go to Settings TV โ Screen โ Image Mode and select "Just Scan" or "1:1".
3. USB connection (for photos and videos)
If you just need to show photos or videos from your phone, but without screen duplication, you can use the app. USB-This method works even on older Xiaomi TVs without Smart features, but has limitations:
- โ Supported formats: MP4, JPG, PNG (It depends on the TV model).
- โ No sound when playing video (on some models).
- โ No control from the phone, just viewing files.
How to connect:
- Connect the phone and the TV USB-cable (use the port) USB 3.0 on TV for fast transmission).
- On the TV, select the signal source: USB.
- In the menu that appears, select the file to play.
If the TV can't see the phone:
- ๐ Switch the connection mode USB on your phone: when connecting in the notification curtain, select File Transfer (MTP).
- ๐ Try another cable or port on your TV.
- ๐ฑ Xiaomi phones with HyperOS may need to unlock Debugging USB In Settings โ The phone. โ Version. MIUI (press 7 times).
Why can't the TV see the phone through USB?
4.Use of Xiaomi apps (Mi Home/Mi Remote)
If you have Xiaomi smart devices (such as Mi Box or Mi TV Stick), you can use branded applications for simplified broadcasting.
- ๐ Mi Home: Allows you to control your TV and transfer media files if your TV is connected to the Xiaomi ecosystem.
- ๐ฑ Mi Remote: turns the phone into a remote control, and also supports screen transfer to some models.
- ๐ฌ Mi Video: built-in player with Cast function for movies and TV series.
Instructions for Mi Home:
- Install the Mi Home app and log in to your Xiaomi account.
- Add the TV to your device list (if supported).
- In the Media section, select a file and click Play on TV.
Limitations:
- It only works with Mi EcoSystem-enabled TVs (e.g. Mi TV Q1 or later).
- Not all video formats are supported (for example, MKV may not play).
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Xiaomi apps are convenient for owners of multiple devices of the brand, but for universal broadcasting it is better to use Google Cast or HDMI.
5. Problem Solving: No sound, lags, connection cuts off
Even with the right connection, there can be errors, and let's look at the most common ways to fix them:
| Problem. | Possible cause | Decision |
|---|---|---|
| No image when connected via HDMI | Incompatible adapter or cable | Use a certified USB-C โ HDMI adapter with 4K@60Hz support. |
| The sound comes from the phone, not the TV. | Incorrect audio output settings | In the phone notification curtain, click on the connection notification and select Transmit the sound to the TV. |
| Lags and stutters at Miracast | Weak Wi-Fi signal or network congestion | Switch to the 5 GHz band or use a wired connection. |
| TV doesn't find a phone for Cast | Devices on different networks or disabled Cast | Check your connection to one network and turn on Google Cast in your TV settings. |
Critical error: If you connect to HDMI on the TV screen, you see the words "No Signal" or "Unsupported format", it means that your adapter does not support the resolution of the phone screen. Solution: in the phone settings, force the resolution of 1920ร1080 (in Settings โ Screen โ Screen Resolution).
If the problem is with audio delay (audio is not synchronized with video):
- Try to reduce the resolution of the broadcast in the Miracast settings.
- Turn off the sound processing on the TV: Settings โ Sound โ Sound effects โ Off.
- Use an external sound system (e.g. Xiaomi Soundbar) via Optical or HDMI ARC.
6.Alternative methods: DLNA, Chromecast, Apple AirPlay
If the standard methods do not work, alternative protocols can be used:
- ๐ DLNA: To play media over a local network, use applications like BubbleUPnP or VLC.
- ๐ฑ Chromecast: If you have a Google Chromecast device, connect it to your Chromecast HDMI-port of the TV and broadcast from the phone.
- ๐ Apple AirPlay: on some Xiaomi models TV (Like Mi. TV Q2 2023) AirPlay supported for Apple devices.
To set up DLNA:
- Make sure your phone and TV are connected to the same network.
- On the TV, turn on DLNA: Settings โ Network โ DLNA.
- On your phone, open an application (such as VLC) and select a file to play on TV.
If you are using Chromecast:
- Connect the Chromecast to your TV and set it up via the Google Home app.
- In supported apps (YouTube, Netflix) click on the Cast icon and select your Chromecast.
7.How to improve the broadcast quality: settings for 4K HDR
If you're streaming high-resolution video, it's important to set up your phone and your TV properly. Here are the key parameters:
- ๐บ On TV: Turn it on HDR: Settings โ Screen. โ Image mode โ HDR. Select Mode for Natural Color Rendering. Turn off Motion Smoothing to avoid the soap opera effect".
- ๐ฑ On the phone: Set the maximum resolution in the settings Miracast/HDMI. Turn it on. HDR In screen settings (if supported) use Dolby Vision-enabled apps (such as Netflix or Disney)+).
For HDMI games:
- ๐ฎ Turn on the game mode on the TV: Settings โ Screen. โ Game mode (reduces input delay).
- ๐ Use the cable. HDMI 2.1 for 4K@120Hz (relevant to Xiaomi TV 77" OLED).
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For perfect 4K HDR quality, make sure both the phone and TV support HDCP 2.2 โ a content protection protocol without which some movies wonโt play.