You want to bring the Xiaomi Redmi screen to a big TV to enjoy movies, games or presentations in the best quality? Connecting your smartphone to TV opens up a lot of possibilities, from watching content in 4K to controlling your smart home through a big screen. But which way to choose, wired or wireless? And why sometimes the connection is interrupted or the image slows down?
In this article, we’ll look at all of Redmi’s current ways of connecting to a TV in 2026, including hidden MIUI settings that speed up data transfer, how to get around the limitations of older TV models, what cables are really needed (and where you shouldn’t overpay), and how to fix common bugs like no sound or blurry image. Whether you have a Redmi Note 12 or a Redmi 10C, the instructions are universal and proven in practice.
Connection via HDMI: maximum quality without delay
If you need a stable connection with a resolution before 4K@60Hz Minimal latency (ideal for games or videos), wired method HDMI — It's going to require Redmi with support. USB-C adapter USB-C → HDMI (or micro-USB → HDMI old-model).
Important: not all adapters are the same! Cheap Chinese adapters often don't support 4K or give out artifacts. We tested adapters from Baseus, UGREEN and the original from Xiaomi — the last two showed the best results. Question price: 800 to 2,500 rubles.
- 🔌 Connect the adapter to the smartphone, and HDMI-cable.
- 📺 On TV, select the source of the signal: HDMI 1/2/3 (port-by-port).
- 📱 Redmi will have a notification about the connection to the external display. Tap it and select the display mode: Duplicate the screen is the same image on the phone and TV. Expanded screen - TV becomes a second monitor (useful for multitasking).
- ⚙️ If necessary, adjust the permission in the Settings. → Display. → Permission HDMI.
⚠️ Note: Some Redmi models (e.g. Redmi) 9A) when connected through HDMI You can turn off the charging. Use the hub with the port. USB-C PD simultaneous-charge.
The adapter supports your permission (4K/Full HD)|
HDMI cable version 2.0 or higher |
The right signal source is on the TV.|
Smartphone is not in power saving mode (turn it off in settings)
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| Model Redmi | Supported HDMI resolution | Do I need to charge during connection? | Recommended adapter |
|---|---|---|---|
| Redmi Note 12 Pro+ | 4K@60Hz | Yeah (use hub) | UGREEN USB-C to HDMI 4K |
| Redmi 10/10A | Full HD@30Hz | No. | Baseus Mini DP to HDMI |
| Redmi 9T | Full HD@60Hz | Yes. | Xiaomi Mi USB-C to HDMI |
2. Wireless connection via Miracast (Wi-Fi Direct)
If wires are disturbing and the image quality is not critical (for example, to view YouTube or photos), use Miracast, a technology for wireless transmission of the screen over Wi-Fi Direct. The main advantages: no need for adapters, works on most modern TVs (since 2015), Cons: delays up to 1-2 seconds and a drop in quality with a weak signal.
Before you connect, make sure your TV supports Miracast, and you can check this from the TV menu: usually called Screen Mirroring, Wi-Fi Direct or Wireless Display, and Redmi has a feature hidden in the developer's settings that you need to enable in advance.
- 🔧 Activate Developer Mode: Go to Settings → About the phone and 7 times tap on the version MIUI.
- 🔄 Back to Settings → Additionally. → For developers and enable a wireless display.
- 📡 On the TV, start Screen Mirroring (on Samsung - Smart View, on the TV) LG — Miracast).
- 📱 On Redmi, the notification bar will have a Wireless Display button – tap it and select your TV from the list.
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If the image is slowing down, reduce the screen resolution in Miracast settings or reboot the router – sometimes interference is caused by other devices on the network.
⚠️ Attention: Redmi with MIUI 13+ When you connect to Miracast, you may lose sound. Solution: Select the sound settings. HDMI/SPDIF output-wise.
3. USB Connection: For Older TVs
If your TV doesn’t support you HDMI or Miracast (e.g. models up to the 2012 years, can be used for USB-It's only suitable for viewing photos/video -- you can't duplicate the screen. OTG-cable (USB-C/Micro-USB → USB-A).
Limitations of the method:
- 🚫 No sound, just an image.
- 🚫 Videos are played only in formats supported by TV (usually MP4, AVI).
- 🚫 You can't control your phone through TV.
- 🔌 Connect Redmi to TV via OTG-cable.
- 📺 On the TV, select the source. USB or Multimedia.
- 📂 Open Explorer – Select a file to play.
Why can't TV see your phone through USB?
4.Using Google Cast (Chromecast) and Smart TV
If you have an Android TV or a Google Chromecast, you can stream a Redmi screen through the Google Home app, which is convenient for streaming videos from YouTube, Netflix or Kodi, but is not suitable for full-screen duplication (only individual apps).
Advantages:
- ✅ Stable transmission without delay (unlike Miracast).
- ✅ Support 4K HDR compatible.
- ✅ Ability to control playback from the phone.
- 📱 Install Google Home from the Play Market.
- 🔄 Connect Chromecast or Android TV The same Wi-Fi network as Redmi.
- 🎯 Open the video in a supported app (like YouTube) and tap the Cast icon (📺).
- 🔗 Select your device from the list.
HDMI-cable|Miracast (Wi-Fi Direct)|Google Cast (Chromecast)|USB|I haven't tried it yet.
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5. Alternative methods: DLNA and third-party applications
If the standard methods don't work, try DLNA, a protocol for transmitting media over a local network, which allows you to stream video/photos on TV without duplication of screen.
- 📱 A server application on Redmi (e.g. BubbleUPnP or Plex).
- 📺 Support DLNA on TV (check the Network or Multimedia menu).
Another option is apps like ApowerMirror or TeamViewer QuickSupport, which allow you to duplicate the screen over Wi-Fi, but require you to install software on both devices, minus: artifacts and delays are possible, especially on weak routers.
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DLNA is only suitable for media files, not for screen duplication. For full control of Redmi over TV, use Miracast or HDMI.
6. Solving common problems
Connection is interrupted, no sound or blurred? Here are the proven solutions:
| Problem. | Possible cause | Decision |
|---|---|---|
| No HDMI imagery available | Incompatible adapter or cable | Try another adapter (we recommend UGREEN or Baseus) |
| Sound delay at Miracast | Weak Wi-Fi signal | Connect to 5 GHz network or close the router |
| TV can't see your phone on USB | There is no support for USB Host | Use HDMI or Miracast |
| Blurred image | Incorrect resolution in HDMI settings | Manually install 1920×1080 in Settings → Display |
⚠️ Note: Redmi with MediaTek processor (e.g. Redmi) 10A) when connected HDMI You can see a green screen. This is a driver bug, and only an update will help. MIUI or resetting the schedule.
7. Comparison of methods: which one to choose?
The choice of method depends on your tasks:
- 🎮 For games: only HDMI (minimum delay).
- 🎬 For the movies in 4K: HDMI Google Cast (if the TV supports TV).
- 📸 To view the photo: Miracast or USB (old-time TV).
- 💼 For presentations: Miracast or HDMI wide-screen.
If you have an Android TV or a Chromecast, Google Cast is the priority. For older TVs, only HDMI or USB are left without Smart features.