Modern Smart TVs from the company LG Equipped with a powerful set of wireless interfaces, allowing the TV to be integrated into a unified smart home ecosystem. One of the key technologies that enables direct communication between devices without a router is Wi-Fi DirectThis feature opens up a wide range of possibilities for broadcasting multimedia content, mirroring your smartphone screen, and using mobile devices as remote controls.
However, the setup process may raise questions for users, as this option is often hidden under other names in the TV interface, such as Screen Share or MiracastUnderstanding how the protocol works DLNA and algorithm Miracast This will help you avoid common pairing errors. In this article, we'll cover in detail how to activate a direct connection and the nuances that exist for different operating system versions. webOS and what to do if the devices don't see each other.
Using a wireless data channel allows you to eliminate unnecessary cables and enjoy content on a large screen with minimal latency. It's important to note that connection quality directly depends on the version. Wi-Fi module, installed in the TV, and the distance between devices. Let's look at how to properly prepare the equipment for operation and set up a stable connection.
How the technology works and device compatibility
Technology Wi-Fi Direct is a standard that allows two devices to connect directly to each other, bypassing the need for an access point or wireless router. In the context of televisions, LG This means your smartphone, tablet, or laptop can connect to the TV just like a regular Wi-Fi network, but the signal will come directly from the TV's receiver or transmitter. This is especially useful if your home network is overloaded or your router is located far away.
It is worth distinguishing between the concepts DLNA And Miracast, as they are often used in conjunction with Wi-Fi Direct, but perform different functions. While DLNA is responsible for transmitting media files (photos, videos, music) over the network, Miracast enables full mirroring of a mobile device's screen to a TV in real time. TVs LG with support Smart Share They usually support both protocols, making them universal media centers.
⚠️ Note: Some older LG TV models may not natively support Miracast, only working via DLNA. In this case, full smartphone screen mirroring will not be possible without the use of additional adapters.
For a successful connection, both devices must support the standard. WPS (Wi-Fi Protected Setup) or had built-in drivers for direct connection. Modern smartphones based on Android and iOS, as well as Windows 10/11 laptops, usually have this feature out of the box.
- 📱 Android smartphones: use the "Broadcast", "Smart View" or "Wireless Monitor" function.
- 🍏 Apple devices: rely on AirPlay 2 technology, which is integrated into newer LG models, but works over a Wi-Fi network, rather than always through pure Wi-Fi Direct.
- 💻 Windows laptops: use the "Connect" system function in the notification center.
It is important to understand that when the direct connection mode is activated, the TV creates its own network or becomes visible for searching. Data transfer speed in the mode P2P (Peer-to-Peer) can be higher than through a router, since the channel is not shared between other users of the home network.
Preparing your LG TV for connection
Before attempting to connect gadgets, you need to make sure your TV is set up correctly. First, check if it's turned on. Wi-Fi module On the TV itself. Even if you plan to use a direct connection, the radio module must be active. To do this, go to the settings menu and make sure the wireless network isn't disabled in the software.
The next step is to update the software. The company LG regularly releases patches for the operating system webOS, which fix bugs in network protocols. Go to the updates section and check for a new firmware version. This is critical for the stable operation of this feature. Screen Share.
☑️ Preparing the TV
It's also worth paying attention to your date and time settings. If your system time is out of sync, it can cause security certificate conflicts when attempting a secure connection via WPA2Set up automatic time synchronization via the network or set the correct values manually.
| Parameter | Recommended value | Where to find |
|---|---|---|
| Wi-Fi | Included | Settings → Network |
| Device name (LG TV) | Unique (no special characters) | Settings → General → About TV |
| Notification Resolution | Always accept / First time | Screen Share app |
| Power saving mode | Disabled (for testing) | Settings → General → Eco mode |
Don't forget to give your TV a descriptive name to avoid confusion with other devices when searching. By default, it might be simply "LG TV," but it's best to change it to "LG Living Room" or something similar.
Activating Screen Share and Miracast
On TVs LG The Wi-Fi Direct function for image transmission is most often implemented through a built-in application Screen Share. Depending on the version webOSIt may be on the launcher's main panel or hidden in the app list. Find the icon labeled "Screen Share" or "Connect to Mobile Device" and launch it.
After launching, a connection waiting window will appear on the screen. Here, the TV enters discoverable mode, scanning the airwaves for requests from external devices. At this point, the TV's name and instructions indicating that the device is ready for pairing may be displayed on the screen. The interface may vary slightly on models produced between 2018 and 2026.
⚠️ Note: The menu interface may differ depending on the webOS version (3.0, 4.0, 5.0, 6.0, and later). If you can't find the option you need, use the settings search by pressing the magnifying glass button on the remote.
Some models require manual permission to connect. In the Screen Share app menu, tap the settings button (usually three dots or a gear icon) and make sure "Allow connection" is checked or "First time" or "Always" is selected. This will prevent unauthorized access to your screen.
- 🔍 Click the button
InputorAll Settingson the remote control. - 📡 Go to the section
Connectionor find the appScreen Share. - ✅ Accept the connection request that appears on the TV screen.
If you are using older models with the system NetCast Instead of webOS, the procedure may be called "Smart Share." The principle remains similar: launch the appropriate app and wait for the device to be detected.
What should I do if the Screen Share app won't launch?
If the app crashes or freezes, try clearing the cache. To do this, go to Settings → All settings → General → Storage management (or Apps) → Find Screen Share → Clear data. Afterwards, reboot the TV by completely unplugging it from the power outlet for 1 minute.
Pairing with smartphones and tablets
The process of connecting mobile devices depends on the operating system. For owners of smartphones based on Android I was the luckiest because I had support Miracast It's deeply embedded into the system. Open the notification shade and find the "Cast," "Smart View" (Samsung), "Projection" (Xiaomi), or "Wireless Monitor" button.
Once the search is activated, the phone will begin scanning for available devices. Your TV should appear on the list. LGClick on it. A connection permission prompt will appear on the TV screen. Use the remote control to select "Confirm" or "Accept." The image from your smartphone will then be displayed on the TV.
For users iPhone And iPad The situation is a little different. Apple devices use the protocol AirPlayIf your LG TV supports AirPlay 2 (2019 models and newer), a "Screen Mirroring" button will appear in the iOS Control Center (swipe down from the upper right corner). Select your TV from the list. If AirPlay isn't supported, you'll need to use third-party mirroring apps.
It's important to note that when streaming high-resolution video (4K HDR), audio and video may become out of sync. If this occurs, try lowering the output quality on your mobile device or moving closer to the router if you're using a hybrid connection.
Connecting a computer or laptop
In the operating system Windows 10 And Windows 11 Wireless display is built-in. You don't need to install any additional software. Make sure your laptop and TV are in the same space (this isn't strictly necessary for Wi-Fi Direct, but is sometimes required for the initial handshake). Press the key combination Win + K on the keyboard.
The "Connect" panel will open on the right. The system will begin searching for available wireless displays. When yours appears in the list, LG TV, click it. You'll be asked to confirm the connection on your TV screen. After that, your Windows desktop will be mirrored to the big screen. You can choose to mirror or extend your desktop.
Sequence of actions for Windows:1. Win + K
2. Select a device from the list
3. Confirmation on TV
4. Setting the projection mode (Win + P)
If the automatic search doesn't yield results, check your network settings. In "Windows Settings" → "System" → "Projecting to this PC," make sure the wireless display function is set to "Always on" (although this has little effect on the TV connection, it does check the Wi-Fi drivers). Also, make sure the Wi-Fi adapter properties in Device Manager are enabled for wireless display mode. DirectX and support for virtual access points.
Troubleshooting connection problems and errors
Despite the proven technologies, users often encounter problems. One of the most common is "Device not found." This can occur if the TV and phone are connected to different router frequencies (2.4 GHz and 5 GHz). Although this shouldn't be a problem for Wi-Fi Direct, some implementations DLNA sensitive to network segmentation.
Another issue is an intermittent connection or low frame rate. This is often caused by interference or channel congestion. Try disconnecting other devices from the Wi-Fi network or rebooting the router. It's also worth checking that the TV's power-saving mode isn't enabled, as this could reduce Wi-Fi performance.
⚠️ Note: Antivirus programs and firewalls on your PC may block incoming connections from the TV. If you experience connection issues, try temporarily disabling protection or adding an exception for a system service.
If all else fails, reset your network settings. On an LG TV, you can do this in the menu. Settings → General → Reset Smart TV settings (or simply networks). This will reset your network settings to factory defaults without affecting your installed apps.
- 🔄 Restart your router and TV (unplug them from the power outlet for 30 seconds).
- 📡 Make sure that Flight Mode is not enabled on your phone and that mobile internet is turned off (sometimes 4G is given priority).
- 🔒 Check if your antivirus software on your PC is blocking the ports used for Miracast.
In rare cases, the problem lies with an outdated Wi-Fi driver on your laptop. Visit the laptop manufacturer's website and download the latest driver for your wireless adapter.
Frequently Asked Questions (FAQ)
Is it possible to play games from your phone on your TV via Wi-Fi Direct?
Technically, this is possible, but not recommended for fast-paced games. Input lag when transmitting images via Miracast ranges from 100 to 300 ms, making shooters and fighting games uncomfortable. For static games or quiz shows, this is perfectly acceptable.
Why isn't my LG TV visible in the list of devices on my laptop?
Make sure the Screen Share app is running on your TV and in standby mode. Also, check that network discovery services (SSDP) aren't blocked in your antivirus software on your PC.
Does Wi-Fi Direct affect internet speed?
When using pure Wi-Fi Direct (P2P), your phone's internet may switch to the mobile network because the Wi-Fi module is busy connecting to the TV. If you use a router as an intermediary, internet speeds on other devices may drop due to bandwidth congestion.
Is internet required for Wi-Fi Direct to work?
No, the Wi-Fi Direct protocol itself doesn't require internet access. Devices connect directly. However, loading app interfaces (such as YouTube or Netflix) on the TV will still require internet access.
How do I disable the confirmation prompt on my TV?
In the Screen Share app on your TV, go to Settings (three dots) and select "Allow Connection." There, you can choose between "First Time" (always asks) or "Always" (automatically connects previously paired devices).