Connecting a computer to an LG TV via Wi-Fi: all the methods and solutions

Wirelessly connect your computer to your TV LG Wi-Fi opens up a wealth of possibilities: from watching movies on a big screen to presentations and gaming without the hassle of wires. However, many users encounter difficulties setting up this connection—the TV doesn't detect the PC, the image lags, or there's no sound. In this article, we'll cover all the current connection methods, from the standard Miracast to alternative protocols, and we will also provide specific recommendations for eliminating common errors.

It is important to understand that the connection method depends on the model of your LG Smart TV (series OLED, NanoCell, QNED or budget UK6200/UK7500) and the computer operating system (Windows 10/11, macOS or Linux). For example, televisions LG 2020 and newer supported Wi-Fi Direct And AirPlay 2, while older models may require additional software. We'll look at universal solutions and point out the nuances for specific devices.

1. Preparing your LG TV for wireless connection

Before connecting your PC and TV, make sure both devices meet the minimum requirements. For LG Smart TV This:

• 📺 Support Wi-Fi 5 (802.11ac) or newer (check in the menu) Settings → Network → Network Status).
• 🔄 Updated firmware (the current version for your model can be found on the website LG Support).
• 🔌 Connecting to the same Wi-Fi network as your computer (or setting up Wi-Fi Direct for direct connection).
• 🎮 Enabled mode Screen Share (on the menu Home → Screencasting).

If your TV LG If your iPhone was manufactured before 2018, you may need to update the firmware manually via USB. To do this, download the file from the official website (specify the exact model, e.g., LG 43UK6200PLA), unzip it to the root of the flash drive and run the update via Settings → General → Software Update → Update from USB.

⚠️ Warning: On TVs LG With webOS 3.0 and below (2016 and older) may not be supported MiracastIn this case, use DLNA or third-party applications like TV Cast.

Also check if your router is blocking multicast traffic (necessary for DLNA And Miracast). To do this, go to the router settings (usually at 192.168.1.1) and enable the option IGMP Snooping or Multicast Forwarding.

2. Connecting via Miracast (Windows 10/11)

Miracast — is a wireless image transmission standard built into Windows and most modern televisions LGIt allows you to mirror your PC screen on a TV without any additional software, but requires support from both devices.

To connect:

1. On TV LG open Settings → Network → Wi-Fi Direct or Screen Share (depending on the model).
2. On PC, click Win + K (or open Settings → System → Display → Connect to a wireless display).
3. Select your TV from the list of available devices. LG (the name will contain the model, for example, LG_OLED55C1).
4. Confirm the connection on both devices.

If your TV does not appear in the list, check:

• 🔄 Version compatibility: Windows 10 (1803+) or Windows 11 + webOS 4.0+ on LG.
• 📶 Wi-Fi signal: the distance between devices should not exceed 5 meters, and the network speed should not be lower 50 Mbps.
• 🔒 Firewall: Temporarily disable it or add an exception for Wireless Display.

⚠️ Attention: On laptops with hybrid graphics (Intel + NVIDIA/AMD) Miracast May be unstable. Before connecting, update your graphics card drivers and select the discrete GPU in the graphics settings.

To eliminate image lag in games or videos:

• Reduce your PC screen resolution to 1920×1080.
• Disable background apps that consume network bandwidth.
• Use range 5 GHz in the Wi-Fi router settings.

Make sure your TV and PC are on the same Wi-Fi network|

Update graphics card drivers on PC|

Enable Screen Share on LG TV|

Disable VPN on your computer-->

3. Alternative methods: DLNA and Screen Share

If Miracast your TV doesn't work or LG it doesn't support it, use the protocol DLNA or a proprietary feature Screen Share.

DLNA Allows you to stream media files (videos, photos, music) from your PC to your TV without screen mirroring. To do this:

1. On TV LG open the application LG Content Store and install DLNA server (For example, MediaLink or TV & Video Cast).
2. On your PC, enable sharing of media folders:

   Control Panel → Network and Internet → HomeGroup → Change sharing settings

   Select an option Enable file and printer sharing.

3. In the appendix DLNA On your TV, select your computer and the file you want.

Function Screen Share (available at LG Smart TV With webOS 3.5+) works on the principle Miracast, but with advanced settings. To use it:

1. On the remote control LG press the button Screen Share (or find it in the menu Home screen).
2. Select Computer as a source.
3. On your PC, start searching for wireless displays (Win + K) and connect to the TV.

For macOS or Linux use third-party utilities:

• 🍎 AirParrot or Reflector (For Mac).
• 🐧 Scrcpy or GNOME Network Displays (For Linux).

4. Using third-party applications (for older LG models)

If your TV LG released before 2017 or does not support modern protocols, use specialized programs. They work even on webOS 1.0–2.0 and do not require firmware updates.

Popular solutions:

• 🖥️ LG TV Plus (official app from LG For Windows/macOS, supports PC control).
• 📱 ApowerMirror (universal software for screen mirroring via Wi-Fi, works with LG and other brands).
• 🎮 Steam Link (optimized for game streaming, but also suitable for media files).

Instructions for LG TV Plus:

1. Download and install the application from official website LG.
2. Connect your TV and PC to the same Wi-Fi network.
3. Launch LG TV Plus on your computer and select your TV from the list of devices.
4. Confirm the connection on the screen LG (PIN may be required).

For ApowerMirror:

• Install the application on your PC and TV (via LG Content Store).
• Launch ApowerMirror on both devices and select the mode Phone Screen Mirroring (despite the name, it also works with PC).
• Connect via Wi-Fi or USB debugging (for stability).

⚠️ Note: When using third-party applications, there may be a delay of up to 0.5–1 secondsTo synchronize audio and video, reduce the broadcast bitrate in the program settings or connect external speakers to the TV.

5. Configuring the router for a stable connection

Wi-Fi streaming quality directly depends on your router settings. If the image is lagging or the connection is intermittent, optimize your network:

Basic parameters for configuration:

Additional tips:

• 📡 Place the router closer to the TV (or use Mesh system for a big house).
• 🔌 Connect your TV to your router via cable Ethernet, if possible (even if the PC is connected via Wi-Fi).
• 🔄 Change the Wi-Fi channel in the router settings (use Wi-Fi Analyzer to find the least loaded channel).

Critical Information: On routers with firmware OpenWRT or DD-WRT manual parameter adjustment may be required multicast_rate (set value 6000 for stable operation Miracast).

6. Troubleshooting common errors

Even with proper setup, problems can still arise. Let's look at common errors and their solutions:

Problem 1: TV LG does not appear in the list of devices to connect to.

• 🔄 Restart both devices and the router.
• 📋 Check if the TV is in the "Off" mode. Screen Share (Settings → Network → Miracast).
• 🔧 Update the Wi-Fi adapter driver on your PC (especially if you are using Realtek or Broadcom).

Problem 2: The image is slow or choppy.

• 📉 Reduce your PC screen resolution to 1280×720.
• 🔌 Connect your TV to the router with a cable Ethernet (if the PC remains on Wi-Fi).
• 🎮 Disable hardware acceleration in the player (for example, in VLC or Kodi).

Problem 3: There is no sound during broadcast.

• 🔊 Check if your TV is selected as the audio playback device in Windows (Settings → System → Sound).
• 🎵 Install codecs K-Lite Codec Pack (if you broadcast files in rare formats).
• 🔄 Reconnect to your TV by selecting in the settings Miracast option Transmit sound.

Problem 4: The connection is interrupted after 1-2 minutes.

• ⚡ Check the power saving settings on your PC (disable sleep mode when running on battery).
• 🔄 Increase the speed in your router settings DTIM Interval to 3 (by default 1–2).
• 📡 Reduce the distance between devices or use Wi-Fi repeater.

7. Optimization for games and high-definition videos

To broadcast games or videos in 4K A stable connection with a speed of at least 1000 Mbps is required via Wi-Fi. 100 MbpsHere's how to achieve the best results:

For games:

• 🎮 Use NVIDIA GameStream (for video cards NVIDIA) or Steam Link (universal solution).
• 📶 Connect your PC to the router via cable and your TV via Wi-Fi 6.
• 🔧 In the game settings, reduce the graphic effects (for example, turn off Ambient Occlusion And Anti-Aliasing).

For 4K video:

• 📺 Make sure your TV supports HEVC (H.265) (codecs for 4K).
• 💾 Use the player PotPlayer or MPC-HC with hardware acceleration.
• 🔄 Enable it in your router settings Jumbo Frames (if supported).

For LG OLED And QNED TVs with support ALLM (Auto Low Latency Mode) enable this option in the menu Settings → General → Game ModeThis will reduce the input lag to 10–15 ms.

FAQ: Frequently Asked Questions

sudo apt install gnome-network-displays