Today’s Xiaomi TV S4 is a powerful multimedia center that often outperforms many budget smartphones. However, the smartphone screen remains the most personal device, where thousands of photos are stored on travel or at family celebrations.
Unlike older models that require complex cables and adapters, Xiaomi’s ecosystem offers many wireless solutions: Chromecast built-in and Mi Home allow you to stream content almost instantly, and it is important to properly configure the network interaction between gadgets.
In this guide, we will take a look at all the current connectivity methods, from standard system functions to specialized applications, and you will learn not just to duplicate the screen, but also to create full-fledged slideshows of high quality, which will turn your TV into a digital photo frame for the whole family.
Preparation of equipment and Wi-Fi network
The foundation of stable data transfer is a quality local area network. Both devices – a smartphone and a TV Xiaomi TV S4 – must be connected to the same Wi-Fi hotspot. If you use a dual-band router, make sure that the gadgets work at 2.4 GHz or 5 GHz, but always within the same subnet.
Check the version of the operating system on your TV. The current version of Android TV or Google TV is often required to work properly on the broadcast protocols. Go to the settings menu and select Settings → About TV → System Update.
⚠️ Note: If your smartphone is connected to the mobile Internet (4G/5G), If you have a TV to Wi-Fi, you don't have a direct connection to stream media files, make sure that your phone also has a Wi-Fi module.
For heavy files, such as RAW-photo or video 4K, Wireless speed is critical, and in this case, it is recommended to use a router that supports the Wi-Fi 5 standard (AC) It minimizes delays when you're browsing through the gallery.
Google Home (Chromecast built-in)
The most versatile and reliable way that doesn’t require you to install additional software on your TV is to use Google Cast technology. It’s built into most Xiaomi Android smartphones and TVs. Open the standard Google Photos app or gallery on your phone.
Select the image or album you want. At the top of the screen, find the broadcast icon -- it looks like a rectangle with waves in the corner. Once you click, the system will suggest a list of available devices. Select your Xiaomi TV S4 from the list.
You can see a request on your TV to confirm your connection, take it from the remote, and any photo you flip through on your phone will now be displayed on the big screen in high resolution, and it's perfect for a quick viewing experience.
- 📸 Open the Google Photos app on your smartphone.
- 📡 Click the "Cast" icon in the corner of the screen.
- 📺 Choose Xiaomi TV S4 from the proposed list of devices.
- 🖼️ Flick through the gallery – images will change on the TV in synchrony.
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If you can't find the TV, try restarting the Wi-Fi module on the router. DHCP-server misappropriated IP-Addresses to new devices on the network.
It's worth noting that using this method, the phone acts as a remote control, not just a mirror, which means you can continue to use other apps on your smartphone while the TV is on a slideshow, and the battery is more economical than when you completely duplicate the screen.
Use of Mi Remote and Mi TV
Owners of Xiaomi and Redmi devices can use the Mi Remote or Mi TV app. These utilities provide deep integration with the TV operating system. Download the app from Google Play or the App Store if it is not preinstalled.
After you start the app, click the add button. The program will automatically scan the network and find your Xiaomi TV S4. Follow the on-screen instructions to pair. Some TV models will require you to enter the code displayed on the large screen.
In the app interface, go to Gallery or Photos, where you can access the smartphone library, select the pictures and click Send to TV, and the advantage of this method is that it supports additional formats and the ability to control playback from the phone.
Way to Mi TV menu: Media → Local files → Gallery → Select photos → Broadcast☑️ Checking the Mi connection TV
The app’s functionality also allows files to be transferred directly to the TV’s memory if an external drive is connected, which is useful if you want to create a permanent photo exhibition without having to keep the phone on next to the router.
Screen Duplication (Miracast and Wireless Display)
If you want to show not only photos, but also the editing process or the interface of a particular application, use the screen duplication function. On Android, it's often called Transmit, Smart View or Wireless Monitor. This technology is based on the Miracast standard.
Lower the notification curtain on your smartphone and find the appropriate icon. The Xiaomi TV S4 can automatically display a connection waiting window at this time. If this does not happen, open the Apps → Wireless Display app on the TV.
Once connected, the phone screen will be completely copied to the TV, and the resolution will be adapted to the TV matrix. Keep in mind that when you duplicate the screen, the phone does not go to sleep, which speeds up the battery drain.
- 📱 Open the Quick Settings Panel on your smartphone.
- 🔄 Select the "Translation" or "Projections" function".
- 📺 Wait for Xiaomi to arrive TV S4 on the list and click on it.
- 🔒 If necessary, confirm the connection on the TV remote.
⚠️ Note: When you duplicate the screen notifications from messengers and SMS You can also see them on the TV, and you can turn on Do Not Disturb mode before the demonstration to avoid embarrassing situations.
Image quality with Miracast can be slightly lower than with native streaming via Google Home, due to compression of the video stream in real time, but the delay is minimal, allowing you to use the phone as a remote control for managing presentations.
Viewing the photo through USB-accumulator
Wireless technology is convenient, but sometimes the maximum quality is required without compression or the speed of the network leaves much to be desired. USB-The flash drives are out of competition. FAT32 or NTFS.
Copy the photos from your phone to your flash drive. USB-TV port Xiaomi TV S4. The system automatically recognizes the external device and prompts you to open the media player. If you do not automatically start, find the Media Player or File Manager application in the application menu.
The built-in Xiaomi player supports viewing photos in resolutions up to 4K and even 8K, as well as RAW and HEIC formats (with limitations). Navigation is carried out by remote control, which allows you to conveniently browse through high-quality pictures.
| Parameter | USB (Flash drive) | Wi-Fi (Cast) | Bluetooth |
|---|---|---|---|
| Quality. | Original (no loss) | High (compression) | Low. |
| Speed. | Instant. | Depends on the router. | Very slow. |
| Convenience | Requires copying. | Maximum. | Impractical. |
| Stability | 100% | Depends on the network. | Low. |
Why can't the TV see the flash drive?
Use of the USB-The port also allows you to autoplay a slideshow with background music, so in the media player settings, select the "slideshow" mode and specify the frame-change interval, which will turn the TV into an information panel or a digital picture.
Solving Connection Problems
Even when set up correctly, there can be technical difficulties. One of the most common problems is that the TV is not visible on the list of available devices, usually due to router settings that isolate devices from each other (AP Isolation).
Another common scenario is to de-synchronize audio and video or delay when browsing. Try closing the extra apps on your phone, freeing up RAM, and switching between 2.4 GHz and 5 GHz Wi-Fi frequencies also helps.
If the image is transmitted but in the wrong aspect ratio (stretched or cropped), check the zoom settings on the TV itself. Press the menu button on the remote and find the screen format or Aspect Ratio setting by setting "Original" or "16:9".
- 🚫 Make sure that your router does not include customer isolation (AP Isolation).
- 🔋 Check if the phone is worth the energy saving mode that limits Wi-Fi.
- 🔄 Restart your router if the list of devices is not updated for more than 2 minutes.
- 📶 In the case of VPN Turn it off on your phone, as it changes the network gateway.
⚠️ Warning: Some antivirus programs and firewalls on smartphones can block local connection. If nothing helps, try temporarily disabling network protection in your phone's security settings.
In rare cases, the problem may be hidden in the out-of-date source app software. Update Google Play Services and the Google Home app to the latest versions through the app store.
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The stability of the connection is 90% dependent on the quality of the Wi-Fi signal and the lack of software blockers on the smartphone.