Modern multimedia systems allow you to display images from your mobile device's screen on a large display in seconds using standard wireless protocols. You won't need to buy additional cables or complex adapters if your Smart TV The device and smartphone are on the same local network. Data transfer technology is based on the Wi-Fi Direct and DLNA standards, which are built into most modern gadgets.
The synchronization process may vary depending on your phone's operating system and TV software version. LG WebOSIn some cases, pre-configuring security settings or installing a specialized app is required to ensure a stable connection. Below, we'll cover all the current pairing methods that will ensure high-quality video and photo streaming.
It's worth noting that data transfer speed directly depends on your router's bandwidth and the signal strength in the room. To watch high-definition video, 4K or Full HD It's recommended to use the 5 GHz frequency band to avoid lag and image artifacts. If you plan to use screen mirroring frequently, make sure your router supports modern encryption standards.
Preparing equipment and checking the network
Before starting setup, ensure all devices are ready and in good working order. The first step is to check your wireless network connection, as it serves as the primary channel for transmitting multimedia content between devices. Make sure your router is working properly and provides a stable internet connection.
It's important that both the TV and smartphone are connected to the same Wi-Fi network. If you have a dual-band router, both devices should operate in the same frequency range, preferably 5 GHz, for maximum speed. Different subnets or guest modes may block devices from discovering each other.
⚠️ Note: If your router uses AP Isolation mode, devices will not be able to see each other on the local network. Disable this feature in your router settings if you experience detection issues.
You should also check that the firmware on your TV is up to date. LGManufacturers regularly release updates that fix protocol errors. Miracast And AirPlay 2Go to the Settings menu and look for the Software Update section to make sure you have the latest version.
Using LG's built-in Screen Share feature
The most universal way to connect is to use the native function Screen Share, which is built into the operating system of TVs LGThis method is based on technology Wi-Fi Direct and doesn't require a router, although it's better to use a shared network for stability. To get started, press the button on the remote control. Input or Smart.
In the launcher menu that appears, select the application Screen Share or find it in the list of connected devices. A connection waiting window will appear on the TV screen with the device's name and instructions. At this point, the TV will become visible to external devices.
☑️ Check before connection
Next, take your smartphone and open the wireless settings. Depending on your phone model, this feature may have different names: Broadcast, Smart View, Screen mirroring or MirrorShareAfter scanning available devices, your TV should appear in the list. LG.
When attempting to connect, a request to confirm access may appear on the TV screen. Use the remote control to select Accept or enter the PIN code if it's displayed. Once paired successfully, the entire image from your phone will be copied to the large screen.
Connecting Android smartphones (Miracast)
Devices based on the operating system Android the most commonly used protocol Miracast for wireless image transmission. This standard allows for the broadcasting of not only static images but also dynamic content with real-time sound. The settings interface may vary depending on the manufacturer's user interface (Samsung One UI, Xiaomi MIUI, Huawei EMUI).
To start the process, pull down the notification shade and find the icon Broadcast or Smart ViewIf you don't see this icon in your quick access, go to Settings → Connections → BroadcastThe system will automatically begin searching for compatible devices within Wi-Fi range.
⚠️ Please note: When using Miracast, your smartphone's battery may drain significantly faster due to the high load on the processor and Wi-Fi module. It is recommended to keep your phone connected to a charger.
Select your TV from the list of found devices. LGIf this is your first connection, the system may request permission to access media files. Once confirmed, your phone's screen will be mirrored on your TV. To exit broadcast mode, simply press the "Disconnect" button in the phone menu or switch the signal source to TV.
What to do if the sound is not transmitted?
If the video plays without sound, check the volume settings on your phone. Sometimes the audio channels become out of sync. Try restarting the Screen Share app on your TV and pairing again. Also, make sure that "Media Only" is not selected in your phone settings instead of "Media and System Sounds."
Stream from iPhone and iPad (AirPlay 2)
Equipment owners Apple can take advantage of the technology AirPlay 2, which is supported by most modern TVs LG (2019 models and newer). This protocol ensures high-quality transmission and minimal latency, making it ideal for viewing videos and photos from your gallery.
First, make sure AirPlay is enabled on your TV. Go to Settings → Support → AirPlay and make sure the feature is enabled. You can also set up a code requirement for connection, which will increase the security of your network.
On your iPhone or iPad, open Control center (swipe down from the top right corner or swipe up from the bottom, depending on the model). Tap the icon Screen mirroring (two rectangles). Select your TV from the list. LG.
If this is your first connection, a four-digit code will appear on your TV screen. Enter it on your smartphone to confirm the device is trusted. After this, your iOS content will be cast to the big screen. To stop, tap the stop casting button in Control Center.
Using the LG ThinQ app
Official app LG ThinQ Provides advanced TV control and content sharing capabilities. It not only mirrors your screen, but also allows you to view specific files (photos, videos, music) from your smartphone's memory, using your phone as a remote control. You can download the app at Google Play or App Store.
After installation, launch the application and log in to your account. LG (or create a new one). Click the "Add Device" button and select your TV from the list of found devices. Follow the on-screen instructions to pair, entering the code displayed on the TV.
| Function | Description | Requirements |
|---|---|---|
| Photo broadcast | Displaying a slideshow from a gallery | LG ThinQ App |
| Media management | Remote for YouTube, Netflix | LG Account |
| Screen mirroring | Full screen smartphone | Android / iOS |
| TV settings | Changing image parameters | LG ThinQ App |
In the application interface, select the item Broadcast or the screen icon. You can select a specific file to play or launch mirroring mode. The app also lets you control YouTube video playback, playing videos from your phone directly on your TV.
Casting from browsers and apps (DLNA and Chromecast)
Many modern applications such as YouTube, Netflix or browser Google Chrome, have a built-in casting feature. This is the most convenient way to watch online content, as it doesn't overload the phone's processor or drain the battery.
Open the video app on your smartphone and find the icon Broadcast (a rectangle with Wi-Fi waves in the corner). Click on it and select your TV. LG from the list. The video will start playing on the TV, and you can use your phone for other tasks or turn off the screen.
Browser Google Chrome On Android, you can also cast a tab or the entire screen. Open the browser menu (three dots), select Broadcast and select the target device. This is useful for displaying web pages that don't have a full mobile version or that require a larger screen.
⚠️ Note: Streaming quality via Chromecast depends on your internet speed. If your router is overloaded with other devices, the video may buffer. Try to free up some bandwidth for streaming.
Solution and troubleshooting
Despite the simplicity of the technology, users may encounter various connection issues. These are most often related to network settings or software glitches. If the TV doesn't detect the phone, try restarting both devices and the router.
Check that your antivirus or firewall isn't blocking local connections on your phone. Also, make sure your TV isn't set to "Guest Network," which isolates devices from each other. Resetting your smartphone's network settings can sometimes help.
If the image is choppy or intermittent, your Wi-Fi signal may be too weak. Move closer to the router or use a repeater to boost the signal. For critical tasks, such as presentations, it's still recommended to use a wired HDMI connection via an adapter.
Why isn't my LG TV showing up in the list of available devices?
The most common issue is that the devices are connected to different networks (for example, one to 2.4 GHz, the other to 5 GHz, and the router is isolating them). Also, check if "Invisible" mode is enabled on your TV in the Screen Share settings. Try temporarily disabling mobile data (LTE/3G) on your phone to force Wi-Fi.
Is it possible to play games on a phone via a TV connection?
Yes, you can, but input lag can range from 100 to 300 ms over a wireless connection. This isn't a deal-breaker for turn-based strategy or card games, but a wireless connection may not be suitable for fast-paced shooters or racing games. In such cases, a cable is better.
How do I mute my phone so it only plays on the TV?
When successfully connected via Miracast or AirPlay, the audio usually switches automatically to the TV. If audio is coming from both devices simultaneously, check the audio settings in the casting menu on your phone or turn down the volume on your smartphone.