In the age of digital entertainment and remote work, expanding your screen space is becoming critical for many users. Connecting your laptop to a large TV screen not only allows you to comfortably watch movies in high definition, but also give presentations, play games with better graphics, or simply share photos with friends. Xiaomi Mi TV And Redmi TVAndroid TV-based devices offer extensive wireless syncing capabilities, eliminating the need for owners to purchase additional HDMI cables or adapters.
There are several proven ways to connect your laptop to a smart TV, each with its own features and use cases. The method you choose depends on your laptop's operating system (Windows or macOS), your TV's software version, and the quality of your wireless network. In this article, we'll cover all the current options in detail, including built-in Windows features, Chromecast technology, and specialized content streaming apps.
Before proceeding with the setup, you need to make sure that both devices are in perfect condition to receive and transmit a signal. Connection stability — this is the foundation upon which a high-quality streaming process is built. If you plan to stream 4K content, your router speed requirements will be significantly higher than for regular web browsing or office document processing.
Network requirements and equipment preparation
The foundation of any wireless data transfer is your local WiFi network. To ensure image transmission without delays, stutters, or audio desync, it's crucial that your laptop and TV are Xiaomi connected to the same network. This is a basic requirement, and ignoring it is the most common cause of device discovery errors.
Please pay attention to the frequency range of your router. Modern video transmission standards work best in the range 5 GHzIf your router is dual-band, make sure both devices are connected to the 5 GHz network, not the 2.4 GHz network, which is often overloaded with neighboring devices and Bluetooth gadgets.
It's also worth checking that your software is up to date. On your TV, go to Settings → About TV → System Update and make sure the latest firmware version is installed. On your laptop, we also recommend updating the wireless adapter and graphics card drivers through Device Manager or the manufacturer's official website.
⚠️ Note: If your router supports "AP Isolation," enabling this option will block your laptop from seeing your TV on the network. Make sure this feature is disabled in your router settings.
Checking the list of connected devices in the router interface will help you determine whether your devices are on the same subnet. Sometimes, guest devices are connected to a guest network, while primary devices are connected to the primary network, making them invisible to each other.
Using the built-in Projection feature in Windows 10 and 11
The easiest and fastest way for Windows laptop owners is to use native Miracast technology, which is built right into the operating system. TVs Xiaomi Android TVs support this protocol out of the box, making the connection process as simple as possible for the user, without requiring the installation of third-party software.
To get started, find the app launcher button on your TV remote or go to the app menu. You'll need to launch the app, which may be called Wireless Display, Broadcast or MiracastIn some firmware versions MIUI for TV This function is built into the signal sources menu. Input and can be called Wireless monitor.
After launching the application on the TV, press the key combination on the laptop Win + KA "Connection" panel will appear on the right, where your TV should appear in a few seconds. XiaomiClick on it and the system will try to establish a connection.
- 📺 Duplicate mode: The image from the laptop is completely copied to the TV screen, which is convenient for presentations.
- 💻 Extension mode: The TV becomes a second monitor onto which you can drag program windows, leaving the main laptop screen free for work.
- 🛑 Second screen only mode: The laptop screen goes dark and the image is displayed only on the large screen, which saves battery life.
It's important to note that Miracast technology creates a direct WiFi connection between devices (WiFi Direct), so the load on the router is minimal. However, if the WiFi signal on the laptop is weak, image quality may be reduced.
☑️ Check before connecting Miracast
Broadcasting via Google Chrome (Chromecast built-in)
Because televisions Xiaomi Powered by Android TV, they have built-in Chromecast support. This allows you to stream Google Chrome browser content or entire tabs directly to your TV. This method is especially convenient if you need to show content that doesn't support native screen projection.
Open the Google Chrome browser on your laptop. Click the three dots in the upper right corner of the menu and select Broadcast... (Cast). The browser will begin searching for available devices on your WiFi network.
In the window that opens, you'll see a list of available devices. Select your TV. Xiaomi, you can choose what to broadcast: the current tab, the entire desktop, or a specific file. To broadcast the entire screen, select the "Sources" option in the menu. Broadcast your desktop.
The advantage of this method is the highly stable video stream, as Chrome uses efficient compression codecs. However, it's worth keeping in mind that streaming the entire desktop may increase the load on your laptop's processor, especially if you're working with heavy applications.
⚠️ Note: When casting via Chrome, audio may not be transmitted to your TV by default. Be sure to check the "Cast" tab settings and ensure the "Cast audio" toggle is enabled.
Why is video lagging when streaming through Chrome?
Delays may be caused by a lack of RAM on your laptop, as the Chrome browser is known for its high resource consumption. Slow WiFi speeds on the 2.4 GHz band may also be a factor. Try closing unnecessary tabs or switching to a 5 GHz network.
Dedicated streaming apps
If standard methods don't produce the desired result or advanced features are required, third-party apps can help. The Android TV ecosystem allows you to install various content management apps. One of the most popular solutions is the app TV Cast or built-in application Google Home.
To use the application Google Home On a laptop, you'll need an Android emulator or the "Cast desktop" feature via the Chrome browser, as Google Home doesn't have a dedicated Windows client. However, many users prefer to use DLNA servers to stream media files.
By installing a DLNA server on your laptop (for example, Universal Media Server or the built-in Windows media server), you can stream video files, music, and photos to your TV. On the TV Xiaomi just open the app Media player or Gallery, select the "Network" or "DLNA" source and find your computer.
This method is ideal for watching high-quality downloaded movies, as it does not require screen mirroring, but only transfers the video file data stream, which significantly reduces the load on the WiFi network and the laptop processor.
| Method | Latency | Quality | Best use |
|---|---|---|---|
| Miracast (Win+K) | Low | High (up to 4K) | Presentations, work |
| Chromecast | Average | Adaptive | Web content, video |
| DLNA | No | Original | Movies, photos |
| AirPlay (via software) | Average | High | Apple devices |
It's worth noting that to use DLNA, your computer and TV must have open ports in the firewall. When you first connect, Windows may ask for permission to access the network. Select "Private Network" or "Home Network" to allow discovery.
Connecting MacBook and Apple devices (AirPlay)
Laptop owners MacBook often face compatibility issues, as the Apple ecosystem uses the AirPlay protocol, which is not native to Android TV. However, TVs Xiaomi This problem is solved through software. Most modern models have AirPlay 2 support built into the system.
Check your TV settings for AirPlay. It's usually found in the menu. Settings → AirPlay or can be activated by installing the application AirScreen from the Google Play Store on your TV if there is no built-in support.
On macOS, open Control center (Control Center) in the menu bar and click on the icon Screen mirroring (two rectangles). From the list of available devices, select yours. Xiaomi TVIf prompted, enter the code displayed on your TV screen to confirm pairing.
AirPlay streaming quality is generally very high, with good audio support. However, as with Miracast, stability is directly dependent on the WiFi signal strength. If you notice audio and video out of sync, try moving closer to the router.
Solutions to common problems and errors
Despite the ease of setup, users may encounter a number of technical difficulties. The most common issue is that the laptop doesn't see the TV in the list of available devices. In this case, first check whether your antivirus or Windows Firewall is blocking network discovery.
Add your home network to the trusted list. To do this, go to Settings → Network & Internet → Status and change the network profile from "Public" to "Private." This will allow your computer to search for other devices on the network.
If the problem persists, try rebooting the router. Temporary errors in the router's ARP table often prevent devices from finding each other. Resetting the network settings on your laptop via the command line may also help.
netsh winsock resetnetsh int ip reset
ipconfig /flushdns
Run these commands in a command prompt running as administrator.speaker, then be sure to restart your laptop. This will clear the DNS cache and reset network protocols, which often resolves device visibility issues.
⚠️ Note: Xiaomi TV menu interfaces may vary slightly depending on the Android TV version and regional firmware. If you don't find the option you're looking for, use the settings search or refer to the official documentation for your model.
Frequently Asked Questions (FAQ)
Is it possible to connect a laptop to a Xiaomi TV without WiFi?
Without WiFi, you can only connect a laptop to a Xiaomi TV using an HDMI cable. Wireless technologies (Miracast, Chromecast, DLNA) require a working WiFi network, even if the router doesn't have internet access, but the local network itself must be active.
Why is there no sound on the TV when connected?
Most likely, the default playback device isn't set in Windows. Click the speaker icon in the system tray, select the arrow next to the volume slider, and select your TV from the list. Xiaomi or Intel Wireless Display.
Does Redmi TV support AirPlay for iPhone and Mac?
Yes, most modern Redmi and Xiaomi TV models support AirPlay 2 natively. If this feature doesn't work, install the AirScreen app from the Google Play store on your TV—it emulates an AirPlay receiver with high stability.
How to reduce image lag when gaming over WiFi?
For gaming, it's best to use a wired HDMI connection. If this isn't possible, use the 5 GHz band, disable any picture enhancers on your TV in the picture settings, and close any background programs on your laptop that are consuming bandwidth.