Synchronizing Xiaomi TV with smartphone opens up new possibilities, from streaming YouTube videos to the big screen to controlling TV via mobile app. However, many users face problems when connecting for the first time – devices “cannot see” each other, there are delays in image or sound, and in some cases, the connection is impossible to establish at all, the reasons are rooted in incorrect network settings, outdated versions of firmware or incompatibility of protocols.
In this article, we will analyze all the current ways to connect Xiaomi Mi TVs TV, Redmi Smart TV And you'll learn how to set up Miracast, Google Cast, Mi Home, and alternative methods for older devices, and you'll focus on solving common bugs, from lack of signal to sound problems. All instructions tested on firmware MIUI TV 2026 and relevant to Android 12 phones+ iOS 15+.
1. Preparation of devices before connection
Before you connect a Xiaomi TV to a phone, you need to follow several mandatory steps, skipping at least one of them can lead to malfunctions or complete lack of connection.
Basic requirements:
- 📶 Both devices must be connected to the same Wi-Fi network (except for Miracast, which works without a router).
- 🔄 Update your TV firmware to the latest version via Settings → On TV. → Updating the system.
- 📱 On the phone, enable data transfer over Wi-Fi (on Android: Settings) → Connections → Wi-Fi → Additionally. → Wi-Fi transmission).
- 🔒 Turn it off. VPN Firewalls – they can block the connection.
Critical error: If the TV and phone are connected to different Wi-Fi bands (2.4 GHz and 5 GHz), some features (like Google Cast) won't work.
Method 1: Connect via Miracast (without the Internet)
Miracast is a wireless image standard that works without a router, ideal for viewing photos, presentations or games from your phone to the big screen, but it has limitations: video latency (~100 ms) and no sound in some applications.
How to turn Miracast on your Xiaomi TV:
- Open Settings → Connections and Sharing → Wireless display.
- Activate the switch "Wireless display (Miracast)".
- Select Allow All Devices (for the first connection) mode.
How to connect from your phone:
- 📱 Android: Settings → Connected devices → Screenplay → Find the TV.
- 🍎 iPhone: Use Screen Mirroring app (available on iOS 12)+).
Both devices are charged at more than 30%.
The TV is on "All devices" mode
Power saving modes on the phone are turned off
Distance between devices not more than 5 meters-->
⚠️ Note: Some Xiaomi models (e.g. Mi) TV 4A 2018 Miracast only works when the "Developer Mode" option is enabled → Debugging over Wi-Fi. To activate it, go to Settings → About TV and 5 once you press "Version" MIUI TV". 3. Method 2: Google Cast is the most versatile method for streaming content from your phone to your Xiaomi TV. Unlike Miracast, it supports sound and works with most streaming services (YouTube, Netflix, Twitch). The TV must support Google’s technology. TV (available on the Mi models TV 5 Pro, Mi TV Q1/Q2 Step-by-step: Make sure your TV and phone are connected to the same Wi-Fi network. On your TV, open the Google app. TV" (If not, install it from the Mi App Store). On your phone, launch an app that supports Cast (like YouTube) and click the broadcast icon (📺). Choose your Xiaomi TV from the list. TV model Support Google Cast Mi Notes TV 4/4A/4S (2018-2020) ❌ No use Miracast or Mi Home Mi TV 5/5X (2021) ⚠️ Partially Required Update to MIUI TV 3.0+ Mi TV Q1/Q2, Redmi Smart TV X (2022-2026) ✅ Yes, full support, including 4K HDR 💡If the TV doesn't appear on the list of devices for Google Cast, try restarting the router. Sometimes the problem lies in blocking multicast packets at the router level. 4. Method 3: The Mi Home app allows you not only to broadcast the screen, but also to fully control the Xiaomi TV from your smartphone: switch channels, adjust volume, run applications. This method works even on older models (Mi). TV 3 and newer), but requires a Xiaomi account. Instructions for setting up: Install Mi Home from Google Play or App Store. Sign in with the same account as you do on your TV" → "Television" → "Mi TV". Follow the instructions on the screen (scanning will be required) QR-TV-code). ⚠️ Note: If the TV is not in Mi Home, check if Remote Control is enabled in the TV settings: Settings → Account and security → Remote management. Some firmwares have this parameter hidden and require activation through Developer Mode. How to turn on Developer Mode on Xiaomi TV 1. Go to Settings. → About TV. 2. Press 5 times in a row on "Version." MIUI TV". 3. Return to the main settings menu and a new section will appear "For developers." 4. Activate "Wi-Fi Debugging" and "Remote Management". 5. Method 4: Connection through HDMI-iPhone owners often face a problem: Miracast on iOS is unstable, and Google Cast is not supported by all applications.The solution is to use a Lightning-to-HDMI adapter (official from Apple or certified). This method guarantees minimal latency and sound transmission, but requires a wired connection: ⚡ Lightning Digital Adapter AV Adapter (for iPhone) or USB-C to HDMI (new Android). 📺 Cable HDMI 2.0 (support 4K@60Hz). Step-by-step: Connect the adapter to the phone and then connect it to the TV through HDMI. On the TV, select the source of the signal. HDMI (It's usually a "Source" button on the remote. If the image doesn't show up, reboot your phone. 💡Apple Adapter Supports Up to Permission 1080p iPhone 6-8 and 4K HDR On iPhone X and later, cheap, uncertified adapters can give out artifacts or not transmit sound. 6. Method 5: Alternative methods (DLNA, LocalCast: If the standard methods don’t work, you can use third-party protocols and applications: 🎵 DLNA — for music and photos, turned on on the TV in Settings → Network → DLNA. On your phone, use apps like BubbleUPnP. 📺 LocalCast (Android) – supports Miracast, Chromecast and DLNA It's a single interface, and it allows you to stream local files. 🖥️ TeamViewer QuickSupport – for remote control of the TV via the phone (requires the installation of TeamViewer Host on TV). ⚠️ Attention: When in use DLNA Xiaomi TV may not display files with.mkv or.flac extensions. The solution is to rename the files to.mp4/.mp3 Or use LocalCast for forced broadcasting. 7. Even when set up correctly, users encounter common errors. Here are the most common ones and how to fix them: Problem Possible cause Television solution not visible in the list of devices Various Wi-Fi networks (2.4 GHz vs. 5 GHz Connect both devices to the same network Sound is transmitted, but image - no Limitation HDCP In the streaming services Use HDMI-Adapter or LocalCast Video Lag When Playing High Wi-Fi Load Switch to Miracast or Wired Connection Mi Home App does not find TV Lock ports on router Open ports TCP 8080 and UDP 5353 router-setting 💡If, after connecting via Miracast, the image “breaks” or slows down, reduce the broadcast resolution in the phone settings. On Android, this is done in Settings → Screen. → Wireless display resolution (select) 720p instead 1080p). FAQ: Frequent questions on connection Can I connect iPhone to Xiaomi TV No adapter? Yes, but with limitations. TV 5 Pro and newer running AirPlay (included in Settings) → Apple AirPlay. For older TVs, you'll have to use Miracast through apps like Screen Mirroring (quality will be worse). HDMI No sound? The problem is typical for non-original adapters. Check: The TV has the right sound source (HDMI ARC). On the iPhone at Control Point → Sound is selected to access the external device. Adapter supports sound transmission (on the box should be indicated "HDMI + Audio Out. How to stream Android screen on Xiaomi TV - No delay? Minimum delay (~30 ms) only provides a wired connection through USB-C/HDMI. Among wireless methods, the fastest is Miracast in Game mode (includes in the settings of the TV, PUBG Mobile is better to use specialized applications like ApowerMirror. TV From a phone without Mi Home? Yes, there are alternatives: Google TV Remote (for models with Google) TV). Unified Remote – a universal application with support IR Blaster (if the phone is equipped with an IR port); TeamViewer for full remote control (requires settings on TV); Why did Google Cast stop working after the firmware update? This is a famous problem on Xiaomi TVs 2020-2022 Solutions: Reset network settings: Settings → Network → Reset network settings. roll back the firmware to the previous version (instructions in the section below). Use LocalCast as an alternative.