Modern Lg Smart TV TVs have become powerful multimedia centers, capable of playing content not only from built-in apps but also from other devices on your home network. Connecting your computer to your TV via Wi-Fi eliminates the need to run long HDMI cables across the room, keeping your home décor neat and tidy. This is especially useful for watching high-definition movies or presenting presentations without the hassle of cables.
In this article, we will examine in detail all the available wireless connection methods, starting from the standard protocol Miracast and ending with setting up media servers to access the file system. You'll learn how to properly configure your router and operating system settings to ensure stable video streaming without lag or image artifacts.
It is important to understand that the quality of the connection directly depends on the power of your wireless router and the distance between devices. To stream 4K content without buffering, it is highly recommended to use the 5 GHz band, as the 2.4 GHz standard may not provide sufficient bandwidth. Let's take a step-by-step look at how to implement each of the available solutions.
Preparing equipment and a Wi-Fi network
Before you begin setup, make sure that both devices - your computer and TV Lg WebOS — connected to the same local network. This is a fundamental requirement for most streaming technologies to work. If your router supports dual-band mode, it's recommended to connect both devices to the 5 GHz network for maximum speed.
Check that your TV's firmware is up to date. Outdated firmware may not support new codecs or security protocols used by your PC's operating system. Go to the settings menu and select General → About TV → Check for updates.
⚠️ Important: If your router is configured with AP Isolation, your computer and TV won't see each other on the network, even if they're in the same band. This feature must be disabled in your router settings.
It's also worth checking your antivirus software and Windows Firewall. Sometimes they can block incoming connections from external devices, considering them potentially dangerous. Temporarily disable protection or add exceptions for network services.
Screencasting via Miracast (Wireless Display)
Technology Miracast is the de facto standard for wirelessly transmitting images from a computer screen to a TV. This feature is natively implemented in the Windows operating system and does not require additional software. Lg support this protocol through the Screen Share function.
To get started, click the button Input on the remote control and select the application Screen ShareThe menu that opens on the TV screen will display the device's name and the "Pending Connection" status. Make sure the "Power On" button is active.
☑️ Check before connecting Miracast
Now go to your computer. Press the key combination Win + K or open the notification center and select "Connect." The system will begin searching for available displays. Once yours appears in the list, Lg TV, click on it.
Once paired, the image from your computer monitor is displayed on the large screen. You can choose the operating mode: screen duplication, desktop extension, or using the TV as a second monitor. Settings are available in the menu. Settings → System → Display.
What to do if the connection drops?
If the connection is unstable, try lowering the transmitted image resolution in Windows display settings. Restarting your router's Wi-Fi module and disconnecting unnecessary devices from the network may also help.
Setting up DLNA and Smart Share for media files
If your goal is not to broadcast your entire desktop, but just to play a movie or photos stored on your hard drive, it is better to use the protocol DLNAOn TV Lg This function is called Smart ShareIt allows the TV to see folders containing media files on the computer as network storage.
To enable it, open "Media Streaming Settings" in Windows. Find your TV in the list of devices and set its status to "Allowed." Then select the folders you want to view: typically, these are "Videos," "Music," and "Pictures."
| Protocol | Purpose | Quality | Delay |
|---|---|---|---|
| Miracast | Screencasting | Depends on the signal | Yes (50-200 ms) |
| DLNA | Playing files | Original | No |
| AirPlay 2 | Apple Broadcast | High | Minimum |
After setting up on your computer, launch the application Photos and videos or any other media player on your TV. Select your PC from the list of sources. Now you can open files directly from your computer's hard drive using the remote control.
Using AirPlay 2 for Apple users
Computer owners MacBook And iMac can take advantage of built-in support AirPlay 2Modern TV models Lg have native support for this protocol, which allows you to broadcast images without installing additional applications.
Make sure both devices are on the same Wi-Fi network. On a Mac, click the Control Center icon in the menu bar and select Screen Mirroring. Your TV should appear in the list of available devices.
When connecting for the first time, a confirmation code may appear on the TV screen. Enter it on your computer to complete the pairing. After that, you can use the TV as a second monitor or for showing presentations.
⚠️ Please note: AirPlay 2 is not available on all TV models. LgSupport should be checked in the specifications for the specific series (usually these are models from 2019 and newer with WebOS 4.0 and above).
Third-party applications and software solutions
If the built-in operating system tools don't work correctly or you need advanced features, you can use third-party software. A popular solution is Lg TV Plus, which turns a smartphone or tablet into a remote control, but also has file transfer functions.
For advanced users, installing a media center would be an excellent option. Plex or Kodi to your computer. These programs create a beautiful interface with posters and descriptions that is displayed on your TV via a browser or a separate client application.
Another option is to use a browser Google ChromeOpen your browser menu, select "Cast," and find your TV. This allows you to show a browser tab or your entire desktop on the big screen.
Troubleshooting and diagnostics
Despite the simplicity of setup, users may encounter a number of difficulties. The most common cause is an unstable Wi-Fi signal. If the router is located far away, try moving it closer or using a Wi-Fi repeater.
Another common cause is outdated wireless adapter drivers on your computer. Go to "Device Manager," find your network adapter, and select "Update Driver." Resetting your network settings via the command prompt may also help.
In some cases, a complete reset of the network settings on the TV helps. Go to Settings → Network → Wi-Fi connection, select your network, click "Forget" and reconnect by entering the password.
⚠️ Note: The menu interface and item names may differ slightly depending on the operating system version. WebOS (3.0, 4.0, 5.0, 6.0). If you can't find the item you need, check the user manual for your model.
Frequently Asked Questions (FAQ)
Why doesn't the computer see the TV in the list of available devices?
Check that network discovery is enabled in Windows. Ensure the network type is set to "Private" and not "Public." Also, check your router settings to see if they're blocking local connections.
Can you play games on TV via Wi-Fi?
Yes, but the quality depends on the signal latency. For fast-paced shooters, a wireless connection can introduce noticeable lag. For strategy or card games, a connection via Miracast This will do just fine.
Does Smart Share require internet access?
No, internet access is not required to transfer files over a local network. Both devices only need to be connected to the same router, even if it doesn't have access to the global network.
How to improve picture quality during wireless broadcasting?
Use the 5 GHz band, reduce the distance to the router, close background programs that consume traffic, and make sure that your computer is not running heavy tasks that load the processor.