Chromecast support for Smart TV Xiaomi: How it works, which models support and how to set up

Google Chromecast technology has long been the standard for wirelessly streaming content from mobile devices to the big screen, but if you have a Xiaomi TV, be it a model on the big screen. MIUI TV Google TV — Configuration and compatibility issues can cause confusion. Unlike classic Chromecast devices (like the 3rd generation dongle), built-in support for streaming on a smart TV is implemented in different ways: somewhere it is a full-fledged Google Cast, and somewhere it is a proprietary counterpart from Xiaomi.

In this article, we will analyze what exactly is hidden under the “Chromecast support” in Xiaomi Mi TVs. TV, Redmi Smart TV And we'll also talk about how to check your model's compatibility, and why it's sometimes unstable, and we'll also give you step-by-step instructions for how to set up different firmware, from PatchWall to Android. TV 12.If you encounter errors like "Device not found" or "Audio format not supported", here you will find solutions.

What is Chromecast support for Xiaomi Smart? TV: Terminology and Differences from the Classic Dongle

When Xiaomi claims to “support Chromecast” in the specs of the TV, it doesn’t always mean that it has a full Google Cast (the protocol used by the original Chromecast devices).

• 🔹 Built-in Google Cast is fully compatible with Google's protocol, like Chromecast Ultra. Works with any application that supports the broadcast sign (YouTube, Netflix, Spotify, etc.).
• 🔹 Miracast (Wireless Display) is a Wi-Fi Direct-based backup technology that does not require internet, but has delays and does not support broadcasting from apps.
• 🔹 Xiaomi Cast is a proprietary protocol from Xiaomi that works only with proprietary applications (for example, Mi Home or Xiaomi Video.

The key difference is that Google Cast allows you to stream content from an app (like YouTube videos or music from Spotify), whereas Miracast simply duplicates the screen of a smartphone.The latter option is less stable and not optimized for streaming video.

How do you know which protocol your TV supports? First, check the firmware version:

• 📺 MIUI TV (2021 – usually only Miracast or Xiaomi Cast.
• 📺 Google TV Android TV 10+ (2022 and newer models – Google Cast.

Secondly, look at the live stream icon in the apps, and if you see a Chromecast icon on YouTube or Netflix, it means that the TV supports Google Cast, and if it doesn't, it's probably only Miracast.

What are the Xiaomi Smart models? TV Chromecasts are supported by Google Cast)

Not all Xiaomi TVs are fully supported by Google Cast. Below is a table by series and year of release. Note that even if the model is on the list, Chromecast may require a firmware update to the latest version.

Important: On TVs with PatchWall firmware (Chinese version) MIUI TV) Google Cast support is often blocked at the software level, and to unlock it, you need to change your TV region to Europe or the United States through settings.

If your model isn’t in the table, check if it checks the Chromecast through the settings menu:

1. Open the Settings. → Connections → Wireless broadcasting.
2. If you have a Google Cast or Chromecast option, the TV supports the protocol.
3. Unless you have Wireless Display or Miracast, you can only duplicate the screen.

💡

On Xiaomi TVs with Google TV (2022+ The Chromecast sign can be hidden behind the “Translation” button in the Quick Settings panel (swipe down from the top edge of the screen).

How to set up Chromecast on Xiaomi Smart TV: step-by-step

The setup process depends on the type of support. Below is a universal guide for TVs with Google Cast (Models 2021 and newer). If you have Miracast, move on to the next section.

Connect your TV and smartphone to a single Wi-Fi network|Update the TV firmware to the latest version|Make sure that the Google Home app is installed on your smartphone|Turn it off. VPN both-device-->

Step 1: Turn on the broadcast on the TV

1. On the Xiaomi remote, press the Home button (home).

2. Go to Settings → Connections → Wireless broadcasting.

3. Activate the Google Cast or Chromecast slider.

4.Wait until the TV appears in the list of available broadcast devices.

Step 2: Connect your smartphone

1. Open an app on your smartphone that supports Chromecast (e.g. YouTube).

2. Slip on the broadcast icon (rectangle with Wi-Fi waves).

3. In the list of devices, select your Xiaomi TV.

4. Confirm the connection on the TV screen (if necessary).

Step 3: Set up the broadcast settings (optional)

In the Google Home app (available for Android/iOS) possible:

• 🔧 Change the name of the device for ease of search.
• 🔧 Set up guest mode (for broadcasting without Wi-Fi connection).
• 🔧 Disable optimization for games (reduces delays when streaming video).

If the TV doesn’t appear in the list of devices, check:

• ✅ Both devices are connected to the same Wi-Fi network (not to different bands). 2.4/5 GHz!).
• ✅ The TV is on the developer mode (sometimes required for stable operation).
• ✅ Ad blockers or antiviruses on your smartphone are disabled (they can block multicast traffic).

Miracast vs Chromecast: How to Duplicate a Screen on Xiaomi TV Google Cast

If your Xiaomi TV doesn’t support Google Cast, there are two options for streaming:

1. Miracast – Duplication of the smartphone screen over Wi-Fi Direct.
2. Xiaomi Cast – broadcast through branded applications (for example, Mi Video or Mi Home).

Miracast works on all Xiaomi models, but has limitations:

• 🚫 Delay of up to 1-2 seconds (unsuitable for video games or chats).
• 🚫 No sound support in some apps (e.g. Netflix).
• 🚫 Requires a connection to a single network or use of Wi-Fi Direct.

How to turn Miracast on Xiaomi Smart TV

1.On TV: Settings → Connections → Wireless Display → "Turn on".

2. On a smartphone (Android):

• Open the Settings. → Connections → Screen broadcast (or "Smart View" on Samsung).
• Choose your Xiaomi TV from the list.
• Confirm the connection on the TV screen.

Nana iPhone/iPad Miracast is not supported – you will need a third-party app like Screen Mirroring or ApowerMirror.

Xiaomi Cast: broadcasting through branded applications

Some models (e.g. Mi) TV 4A or Redmi Smart TV) Supports broadcasting only through Xiaomi apps:

• 🎬 Mi Video – for local video and online content.
• 🎵 Mi Music – for playing music.
• 🏠 Mi Home – to manage Xiaomi smart devices.

To use the Xiaomi Cast:

1. Open the supported app on your smartphone.
2. Slip on the broadcast icon (usually in the upper right corner).
3. Choose your TV from the list.

💡

Miracast and Xiaomi Cast are not Chromecasts, they do not support streaming from third-party apps (Netflix, YouTube, Spotify) and have restrictions on video quality.

Common Chromecast issues on Xiaomi TV and their decisions

Even on supported models, users are faced with broadcast errors, and let's look at the typical problems and how to fix them.

1.The TV is not displayed in the list of devices

Possible causes:

• 🔌 Different Wi-Fi networks (for example, a smartphone at 5 GHz, a TV at 2.4 GHz).
• 🔌 Blocking multicast traffic by router.
• 🔌 Outdated firmware of a TV or smartphone.

Decisions:

• ✅ Restart the router and both devices.
• ✅ In the router settings, turn on IGMP Snooping and Multicast.
• ✅ On the TV, reset network settings: Settings → Network → Reset the settings.

2.The video slows or interrupts

The problem is typical for broadcasting 4K HDR or with a weak Wi-Fi signal.

How to fix it:

• 📶 Switch to the 5GHz band (less busy).
• 📶 In YouTube settings, select permission 1080p instead 4K.
• 📶 Turn it off. VP9 in experimental YouTube settings (enter in the browser address bar) youtube.com/testtube).

3. No sound during broadcast

This is most often caused by Miracast or incompatible audio codecs.

Decisions:

• 🔊 Check if the sound on the TV is turned off (Settings) → Sound. → Volume level).
• 🔊 Switch audio output on your smartphone to Stereo (in settings) Bluetooth/Wi-Fi Direct).
• 🔊 Update the TV firmware – Dolby Digital support is added in new versions.

💡

If the sound is only lost in a particular app (e.g. Netflix), try streaming the system sound through Miracast, not Chromecast.

4. Error "The device does not support this format"

The message appears when you try to stream content with an incompatible codec (for example, Dolby Vision on older Xiaomi models).

Bypasses:

• 🎥 Manually select lower video quality (e.g., lower video quality, 1080p SDR instead 4K HDR).
• 🎥 Use applications that support transcoding (for example, VLC kodi).
• 🎥 Update the TV firmware – new versions have added support H.265 Dolby Audio.

How to improve the quality of the broadcast on Xiaomi TV

If Chromecast works, but the video is “failing” or quality leaves much to be desired, use these tips:

1. Optimize your Wi-Fi network

• 📡 Use a router with Wi-Fi 6 support (802.11ax) stable-broadcast 4K.
• 📡 Set up QoS (Quality of Service) on your router, giving your TV the top priority.
• 📡 If possible, connect the TV to the router via Ethernet (even if the broadcast is on Wi-Fi, this will reduce the load on the network).

2. Set up the broadcast parameters

On the Google Home app:

1. Choose your TV.
2. Slap the icon. ⚙️ (setting).
3. Turn on "Optimize for Video" and turn off "Optimize for Games".

3.Use alternative applications

Some apps are better optimized for streaming on Xiaomi TV:

• 🎬 VLC — Supports transcoding on the fly if the TV does not play the format.
• 🎬 Kodi – allows you to manually select a codec for streaming.
• 🎵 Spotify – works with Chromecast on all Xiaomi models.

💡

For maximum broadcast quality 4K HDR Use a combination: Wi-Fi router 6 + Ethernet connection + YouTube app VP9.

Frequently Asked Questions (FAQ)