How to connect a laptop to an LG TV via Wi-Fi: 4 working methods + troubleshooting

Wirelessly connect your laptop to your TV LG Wi-Fi opens up the possibility of streaming movies, presentations, or games to a big screen without the hassle of wires. However, many users encounter issues, from lack of signal to image lag. In this article, we'll explore all the current connection methods, from built-in features SmartShare And Miracast to third-party applications, and we'll also tell you how to fix common errors.

It is important to understand that the connection method depends on the TV model. LG (series OLED, NanoCell, QNED or budget LED), laptop operating system (Windows 10/11, macOS or Linux) and even firmware versions. For example, TVs LG 2020 and newer supported AirPlay 2, while older models may require a software update. We'll look at universal solutions that work on most devices.

If you have previously tried to connect via HDMI or USB-C, but want to switch to a wireless format, this guide will help you avoid common mistakes. For example, many don't know that for stable video streaming in 4K A dual-band router with support is required 5 GHz — otherwise the picture will lag. We'll also reveal a secret, Why some models LG refuse to connect to laptops with Windows 11 without pre-configuring network parameters.

1. Preparing your LG TV for wireless connection

Before connecting your laptop to your TV, make sure that the TV itself LG TV ready to receive a signal. On most models (for example, LG C2, G2, B2) the wireless broadcast function is activated by default, but in some cases it needs to be activated manually.

First, check:

• 🔌 The TV is connected to the same Wi-Fi network as the laptop. If you are using 5 GHz, make sure both devices support this range.
• 📺 The TV has the latest firmware version. Outdated software may block the connection. Miracast or DLNA.
• 🔒 Function Screen Share (or SmartShare) is not disabled in the settings. On some models, it is hidden in the menu. All Settings → General → Devices.

To update the firmware, go to Settings → Support → Software Update and select Check for updatesIf your TV doesn't find new versions, try updating via USB (instructions on the official website) LG).

⚠️ Warning: On TVs LG With webOS versions below 4.0 may not be supported MiracastIn this case, use DLNA or third-party applications like ApowerMirror.

2. Method 1: Connecting via Miracast (Screen Share)

Miracast - is a wireless screen sharing standard supported by most modern TVs LG and laptops on Windows 10/11The advantage of this method is minimal latency (ideal for games and videos), but it requires compatible devices.

Instructions for Windows:

1. On TV LG open the menu Screen Share (usually accessible via the launcher or button Input on the remote control).
2. On a laptop, press Win + K (or open Settings → System → Display → Connect to a wireless display).
3. Select your TV from the list of available devices. LGIf it's not there, update the Wi-Fi adapter drivers on your laptop.
4. Confirm the connection on your TV (you may be asked to enter a PIN code).

For macOS Miracast not supported natively, but you can use the app AirParrot or Reflector (paid). On Linux you will need to install the package wfd (Wireless Display) via terminal:

sudo apt install wfd

⚠️ Attention: If the image on the TV LG If it's flickering or slowing down, try reducing your laptop screen resolution to 1920×1080 or switch to range 5 GHz in the router settings.

The laptop and TV are on the same Wi-Fi network | Miracast is enabled in Windows settings | The Wi-Fi adapter drivers are updated | The TV sees the laptop in the list of devices -->

3. Method 2: Streaming via DLNA (SmartShare)

DLNA (or SmartShare on LG) allows you to stream media files (videos, photos, music) from your laptop to your TV, but not the entire screen. This method is suitable for watching movies or sharing photos.

How to set up:

• 🖥️ Install a DLNA server program on your laptop, for example, Serviio, Plex or built-in Windows Media Player (turn on Media streaming V Settings → Networks → Media sharing settings).
• 📺 On TV LG open the application SmartShare or Media player and select your laptop from the list of devices.
• 🎬 To play a video, select a file on your laptop and send it to the TV via the context menu (Play on...).

If the TV does not detect the laptop:

• Make sure both devices are on the same subnet (eg. 192.168.1.x).
• Disable your firewall or antivirus software on your laptop—they may be blocking DLNA.
• Reboot your router (sometimes DHCP does not assign correct IP addresses).

4. Method 3: Using AirPlay (for Mac and iPhone)

Televisions LG 2019 and newer (starting from webOS 4.5) support AirPlay 2, which allows you to broadcast your screen from devices Apple (MacBook, iPhone, iPad) without additional programs.

Step-by-step instructions:

1. Make sure your TV and MacBook are connected to the same Wi-Fi network.
2. On TV LG turn on AirPlay in the settings: Settings → General → Apple AirPlay and HomeKit.
3. On your MacBook, open Control Center → Screen Mirror and select your TV LG.
4. To broadcast video from Safari or Apple TV+ Click on the AirPlay icon in the player.

If your TV does not appear in the list:

• 🔄 Restart both devices.
• 📶 Check that your router isn't blocking the protocol Bonjour (needed to detect devices) Apple).
• 🔧 Update webOS on TV to the latest version.

⚠️ Note: When streaming via AirPlay, there may be an audio delay of up to 2 seconds. To synchronize audio and video, use external speakers connected to your TV.

5. Method 4: Third-party applications (for any device)

If the built-in methods don't work, use universal programs:

Example of setup ApowerMirror:

1. Download and install the application on your laptop and TV (via LG Content Store).
2. Launch the program on both devices and select Phone Screen Mirroring (despite the name, it also works with PC).
3. On your laptop, enter the PIN displayed on your TV.

6. Solving common problems

Even with proper configuration, errors can still occur. Let's look at typical cases and how to resolve them:

• 🔴 The TV doesn't see the laptop.: Check that the laptop is turned on Miracast (V Windows this is done through Settings → System → Display → Graphics). On some laptops Lenovo or HP This feature is disabled by default.
• 🟡 The image is slow or choppy.: Reduce your laptop screen resolution to 1280×720 or switch the router to mode 802.11ac (5 GHz). Disabling background applications that consume bandwidth (such as torrent clients) will also help.
• 🔊 No sound: IN Windows Make sure the TV is selected in the sound settings LG as an output device. On macOS AirPlay audio is transmitted automatically, but sometimes an app restart is required.
• ⚪ The connection is lost after 1-2 minutesThis may be related to your router's power saving settings. Disable this feature. WMM (Wi-Fi Multimedia) in the router control panel.

If none of the above worked, try resetting your TV's network settings:

1. Go to Settings → General → Reset → Reset network settings.
2. Reconnect your TV to Wi-Fi.
3. Please try connecting again from your laptop.

7. Optimize your connection for gaming and 4K video

To broadcast games or videos in resolution 4K with frequency 60 Hz A high-speed connection is required. Here's how to get it:

• 📶 Use a router with support Wi-Fi 6 (standard 802.11ax) and connect the TV via cable Ethernet (if possible).
• 🎮 For gaming, reduce the resolution to 1080p, but increase the bitrate in the broadcast settings (in ApowerMirror or Steam Link).
• 📡 Place the router closer to the TV or use Mesh system to eliminate "dead zones".
• 🔧 Enable it in your router settings QoS (Quality of Service) and set the priority for traffic from the TV's IP address.

To check the connection speed between your laptop and TV, you can use the utility iPerf3:

iperf3 -s # Run on a laptop
iperf3 -c [IP_TV] -u -b 500M # Run on TV (if supported)

If the speed is lower 300 Mbps, the connection is not suitable for 4K@60fps.

FAQ: Frequently Asked Questions

sudo apt install gnome-network-displays
gnome-network-displays