How to Turn Miracast on a Xiaomi 4S TV: A Complete Problem Solutions Guide

Wirelessly transferring a screen from a phone or laptop to a Xiaomi TV 4S via Miracast is a convenient way to stream videos, presentations or games without unnecessary wires. However, many users face problems: the feature does not turn on, devices do not find each other, or the image slows down. In this article, current ways to activate Miracast on Xiaomi TV 4S, taking into account the features of the firmware of 2023-2026, including hidden settings and avoiding typical errors.

The Mi TV 4S series (models 32, 43, 50, 55" and 65") support Miracast based on the Wi-Fi Direct standard, but implementation depends on the PatchWall version and regional settings. For example, on European firmware, the feature may be called Screen Mirroring, and in Chinese - (wireless projection).

What is Miracast and why does it not work on Xiaomi TV 4S?

Miracast is a wireless wireless wireless wireless wireless protocol for transmitting video and audio over Wi-Fi without connecting to a router, and unlike DLNA or AirPlay, it doesn't require internet, but it has limitations:

• 📱 Device Compatibility: Miracast Supports Android 4.2+, Windows 8.1/10/11, Not all iPhone models (only through third-party apps).
• 🔄 Delay: Up to 50–100 ms – critical for gaming, but not noticeable when watching movies.
• 📶 Distance: stable operation only within a radius of 5-7 meters from the TV.
• 🔋 Power: on smartphones quickly dies battery due to active Wi-Fi module.

Xiaomi TV 4S Miracast may not be included for three reasons:

1. Wi-Fi Direct is turned off in the TV settings (even if Wi-Fi is turned on).
2. Outdated firmware – in PatchWall versions below 1.8.50, the function is unstable.
3. Network conflict: TV and source device are connected to different routers.

Check the compatibility of your Xiaomi TV 4S with Miracast

Before you set up the broadcast, make sure your TV model supports Miracast. In the Mi TV 4S series, the feature is available on all diagonals, but with nuances:

To check the firmware version:

1. Open the settings → About TV → PatchWall version.
2. If the version is below 1.8.50, update the TV via Settings → Software Update.

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If your Xiaomi TV 4S is purchased in China, change region to India or Europe in settings (Settings → Language and Region) before setting up Miracast.

Step-by-step: how to turn Miracast on Xiaomi TV 4S

Standard activation method:

1. Turn on Wi-Fi on your TV: Go to Settings → Network & Internet → Wi-Fi and connect to your home network (this is not necessary, but makes it easier to find devices).
2. Activate Screen Mirroring: Open Settings → Connection and Sharing → Screen Mirroring. If you don’t have one, use the alternative path: Settings → Additional → Miracast.
3. Start Device Search: Click Start Search – the TV will be available for connection within 2 minutes.

On the source device (smartphone/laptop):

• 📱 Android: Settings → Connected devices → Wireless projection (names may differ).
• 💻 Windows 10/11: Parameters → System system → Projection on this PC → Choose Available All Over.
• 🍎 iPhone/iPad: Use Screen Mirroring for Xiaomi TV (App Store).

Make sure that the TV is on Wi-Fi.|Turn it off. VPN smartphone/laptop|Check that devices are on the same network (if you use a router)|Update the TV firmware to the latest version-->

Hidden Settings: How to turn Miracast on if it’s not on the menu

If the Xiaomi TV 4S settings don’t have Screen Mirroring, try one of these methods:

Method 1: Through the Engineering Menu

1. Open the Settings. → On TV.
2. Quickly click 5 times on the TV model line (you will be notified "You became a developer").
3. Return to the main settings menu – a new item for developers will appear.
4. Go to For Developers → Network Settings → Wi-Fi Direct and turn on the option.

Method 2: Through ADB-Teams (for advanced teams)

If the engineering menu is not available, connect the TV to your PC via USB (ADB debugging) and do:

adb shell settings put global wifi_direct_on 1


adb shell am start -n com.android.tv.settings/.device.wifidirect.WifiDirectSettings

After that, the Wi-Fi Direct section will appear in the settings, where you can activate Miracast.

Common Miracast Errors on Xiaomi TV 4S and Their Solutions

Even after a successful connection, problems can arise, and here are the most common ways to fix them:

⚠️ Warning: If you have a "No signal" message on your TV after 10-15 seconds, the problem is the power saving settings. Turn off the "Open Screen" option in Settings → Screen and sound → Timer sleep.

Miracast for Xiaomi TV 4S: What to use if nothing works

If Miracast refuses to work, consider these options:

• 📺 Google Cast (Chromecast): Install the Google Home app on your TV (available from the App Store on Xiaomi) TV). Supports streaming from YouTube, Netflix and Chrome.
• 🔌 HDMI-cable with adapter: For smartphones: USB-C/Micro-USB → HDMI. For laptops: standard HDMI-HDMI. Delay — 0 MS, but we need a wire.
• 🌐 DLNA/UPnP: Suitable for broadcasting media files (photos, videos, music) through applications such as VLC or BubbleUPnP.
• 🎮 Steam Link: If you want to play, install Steam Link on your TV and stream games from your PC over your local network.

Comparison of alternatives:

| Method | Delay | Quality | Internet | Compatibility with iOS |

|----------------|----------|----------|--------------------|---------------------|

| Miracast | 40-100 ms | Up to 4K | No | Partially |

| Google Cast | 100-300 ms| Up to 1080p | Yes | Complete |

| HDMI-cable | 0 ms. | Do 4K | No. | Complete. |

| DLNA | 200+ ms | Up to 1080p | Yes (for some applications) | Complete |

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To stream games from PC to Xiaomi TV 4S Optimally use Steam Link (Delay) ~30 ms) or HDMI-Miracast is only suitable for video and presentations.

How to improve Miracast broadcast quality on Xiaomi TV 4S

If the image is slowing down or tearing, try these settings:

1. Change Wi-Fi Channel: In your router settings, select a 5 GHz channel with a width of 40 MHz (e.g., channel 36 or 149).
2. Turn off background apps: On your smartphone/laptop, close all programs except the one broadcasting.
3. Reduce resolution: On PC: Screen Settings → Resolution → 1920×1080. On Android: In Miracast settings, select "Optimize for Video."
4. Use Game Mode: On TV: Settings → Picture → Image Mode → Games (reduces latency).

⚠️ Note: If the broadcast is interrupted every 5-10 minutes, the problem is the router settings.

FAQ: Frequent Miracast questions on Xiaomi TV 4S