How to connect your phone to an LG Smart TV via Wi-Fi: 5 working methods

Wirelessly broadcast your smartphone screen to a big-screen TV LG Smart TV Opens up new possibilities: from watching movies in high definition to showing presentations or playing mobile games on a 55+ inch screen. However, many users encounter problems when first connecting—the TV doesn't detect the device, the image lags, or the sound is delayed. In this article, we'll look into all current connection methods (including hidden functions LG), we will explain why errors may occur and provide a checklist for diagnosing problems.

It is important to understand that the connection method depends on three factors: TV models (series OLED C2, NanoCell 90 or budget UK6200 support different protocols), smartphone operating system (Android 10+ or ​​iOS 14+) and TV firmware versionsFor example, televisions LG 2020 and newer supported AirPlay 2, and for older models you will need to use Miracast or third-party apps. We'll cover options for all scenarios, including bypassing restrictions on devices without built-in support. Screen Share.

Before you begin setting up, make sure your TV and phone are connected to one Wi-Fi network (guest networks or repeaters may block the broadcast). If you have LG TV With webOS 4.0 and below, some functions may be missing - check the software version in the menu Settings → General → About TV.

1. Connect via the built-in Screen Share (Miracast) function

The most reliable method for devices on Android - use of technology Miracast, built into the firmware LG Smart TV under the name Screen ShareThis method works without additional applications and provides minimal latency (about 50-100 ms), which is critical for gaming or watching videos.

To activate the broadcast:

  • 📺 On the remote control LG press the button Home (home), then select Screen Share in the bottom panel (on some models - in the section Settings → Connection → TV Screen).
  • 📱 On the phone Android open Settings → Connected devices → Screencasting (on Samsung — Smart View, on Xiaomi — Wireless Display).
  • 🔍 In the list of available devices, select the name of your LG TV (For example, LG_OLED55C2). Confirm the connection on your TV if prompted.

Limitations of the method:

  • ❌ Doesn't work on iPhone (required) AirPlay).
  • ❌ On TVs LG may not be available until 2017 Screen Share - use alternative methods.
  • ⚠️ When broadcasting a video in 4K HDR There may be some slowdowns - please lower the resolution to 1080p in the phone settings.

TV and phone on the same Wi-Fi network

Screen Share is enabled on the TV (not "LG devices only")

VPN and power saving modes are disabled on the phone

The phone screen resolution does not exceed 1080p-->

⚠️ Attention: If the image flickers or the sound disappears after connecting, check your router settings. Some routers (for example, TP-Link with it turned on AI Protection) block multicast packets required for MiracastDisable the "Attack Protection" feature in the router's admin panel.

2. Using LG TV Plus for Advanced Features

Application LG TV Plus (available for Android And iOS) not only duplicates the screen, but also allows you to control the TV like a remote control, stream individual files (photos, videos), and even play games from your phone on the TV. This is the official solution from LG, optimized for models with webOS 3.0 and newer.

Setup instructions:

  1. Install the application LG TV Plus from Google Play or App Store.
  2. Launch it and select your TV from the list (it should appear automatically if both devices are on the same network).
  3. Click Connect and confirm the code on the TV screen.
  4. To broadcast your screen, go to the tab Screen Mirroring.

Advantages of the method:

  • ✅ Powered by iPhone (in contrast to Miracast).
  • ✅ Supports file transfer without duplicating the entire screen.
  • ✅ You can use your phone as a touchpad to control the cursor on the TV.

Flaws:

  • ❌ Image lag is higher than Miracast (up to 200 ms).
  • ❌ On older models LG (before 2016) may not be supported.

3. Connecting iPhone to LG Smart TV via AirPlay 2

For owners iPhone or iPad the easiest way is to use the protocol AirPlay 2, which is supported by everyone LG Smart TV starting from 2019 (series OLED9, SM9X, UM7X and newer). This method provides stable broadcasting with minimal latency and supports Dolby Vision.

Step-by-step instructions:

  • 📱 On iPhone swipe down to open Control center.
  • 🔄 Click Screen mirroring (or Screen Mirroring).
  • 📺 Select yours from the list LG TV (the name will contain the model, for example, LG OLED65C1).
  • 🔑 If required, enter the PIN code that appears on the TV screen.

Peculiarities AirPlay 2 on LG:

  • ✅ Supports broadcasting 4K HDR With iPhone 12 and newer.
  • ✅ You can broadcast only audio (for example, to listen to music through TV speakers).
  • ❌ On TVs LG 2018 and older AirPlay can work with limitations (for example, without HDR).
⚠️ Attention: If AirPlay If it doesn't turn on, check if the function is activated on your TV. To do this, go to Settings → General → Apple AirPlay and HomeKit and turn on the switch. On some models, this item may be called Home appliances.

4. Alternative methods: Google Cast and third-party apps

If the built-in methods do not work (for example, on very old TVs LG or if you have problems with Wi-Fi), you can use Google Cast (For Android) or third-party applications like ApowerMirror or TeamViewerThese solutions are universal, but may require additional settings.

Method 1: Google Cast (Chromecast)

Many LG Smart TV (starting from webOS 3.5) support Google Cast - a technology similar to Miracast, but with advanced features for streaming (for example, broadcasting YouTube or Netflix directly on TV).

How to connect:

  1. Make sure the feature is enabled on your TV. Google Cast (Settings → Network → Miracast and Google Cast).
  2. On the phone Android Open an app that supports casting (for example, YouTube or Google Photos).
  3. Click the icon Cast (usually in the upper right corner) and select your LG TV.

Method 2: Mirroring Apps

If none of the above methods worked, install one of the applications:

  • 📱 ApowerMirror - supports 4K and control from your phone.
  • 🖥️ TeamViewer QuickSupport — allows you to broadcast your screen over the Internet (useful if your phone and TV are on different networks).
  • 🎮 Steam Link — optimized for streaming games from your phone to TV.

When using third-party applications Be sure to disable the VPN on your phone. — it may be blocking the local connection. Also, check that the TV allows installation of apps from unknown sources (Settings → Security → Unknown sources).

📊 Which connection method do you use most often?
Miracast (Screen Share)
LG TV Plus
AirPlay (for iPhone)
Third-party applications
I don't connect

5. Solving connection and latency issues

Even with proper configuration, users often encounter typical errors: The TV doesn't find the phone, the image is lagging or sound and video are out of syncIn 90% of cases, the problem lies in network settings or protocol conflicts.

Table: Troubleshooting

Problem Possible cause Solution
The TV does not appear in the list of devices Different Wi-Fi networks or disabled Screen Share Check the network, turn it on Screen Share in TV settings
The image is slow or choppy. Weak Wi-Fi signal or network congestion Connect to a 5 GHz network or reduce the broadcast resolution
No sound when mirroring the screen The phone is in "Video Only" mode. In the broadcast settings, select "Sound and video"
The connection is broken after 1-2 minutes Power saving mode on your phone or TV Disable power saving in the settings of both devices

Additional tips for stable operation:

  • 📶 Use Wi-Fi 5 GHz instead of 2.4 GHz - this reduces latency and increases data transfer speed.
  • 🔌 If possible, connect your TV to the router via Ethernet - this will reduce the load on the wireless network.
  • 🔄 Reboot your router before connecting—flushing the DHCP cache can sometimes help.
What to do if nothing helps?

If you've tried all the above and the streaming still isn't working, try resetting your TV's network settings:

1. Go to Settings → Network → Network Reset.

2. Reconnect to Wi-Fi.

3. Try connecting again.

If the problem persists, check if the antivirus on your phone is blocking the broadcast (for example, Avast or Kaspersky).

6. Optimize your connection for gaming and 4K video

If you plan to broadcast games (For example, Genshin Impact or Call of Duty Mobile) or watch 4K HDR video, default settings may not provide sufficient performance. Here's how to optimize your connection:

For games:

  • 🎮 Reduce the broadcast resolution to 1080p (in settings Screen Share or applications).
  • 🔄 Turn on the mode Game on TV (Settings → Picture → Picture Modes).
  • 📱 Activate the mode on your phone Performance (on Samsung — Settings → Device Maintenance → Performance Mode).

For 4K HDR video:

  • 📺 Make sure your TV is in the "Off" mode. HDR (Settings → Picture → Advanced → HDR Effect).
  • 🌐 Use AirPlay 2 (For iPhone) or Google Cast (For Android) - they are better optimized for high resolutions.
  • 🔌 Connect your TV to the router with a cable Ethernet, if possible.
⚠️ Attention: During the broadcast 4K HDR through Miracast artifacts (green stripes or flickering) may occur. This is due to protocol limitations. For stable 4K use HDMI adapter (For example, USB-C to HDMI) or AirPlay 2.

7. Connecting without Wi-Fi: Alternative Options

If your TV LG does not support Wi-Fi Direct or you don't have access to the network, you can use direct connection through USB or HDMIThese methods do not require the internet and often provide better broadcast quality.

Method 1: USB cable (MHL/Slimport)

For phones with support MHL or Slimport (majority Android-devices up to 2020):

  1. Buy an adapter USB-C/Micro-USB to HDMI (For example, LG AN-WF100).
  2. Connect your phone to your TV via HDMI-port.
  3. On your TV, select the appropriate HDMI-input as a signal source.

Method 2: Wi-Fi Direct (if supported)

Some models LG Smart TV (for example, series UJ6300 or UK6300) support Wi-Fi Direct — direct data exchange without a router. To activate:

  • 📺 On TV: Settings → Network → Wi-Fi Direct → Enable.
  • 📱 On your phone: In your Wi-Fi settings, find the network with the name of your TV (for example, DIRECT-LG-LG_OLED55C1) and connect to it.
  • 🔄 Launch Screen Share on TV and screencasting on your phone.

Advantage Wi-Fi Direct - no dependence on a router, but the connection speed may be lower than in a regular network.

FAQ: Frequently asked questions about connection

❓ Why can't my LG TV see my phone via Screen Share?

The problem may be as follows:

  • The phone and TV are connected to different Wi-Fi networks (including guest networks).
  • It's turned off on the TV. Screen Share or the "LG devices only" mode is enabled.
  • Outdated TV firmware (update in the menu) Settings → General → Software Update).
  • Antivirus or VPN on the phone is blocking the broadcast.

Try rebooting both devices and the router.

❓ Is it possible to connect an iPhone to an LG TV without AirPlay?

Yes, there are three alternatives:

  1. Use the app LG TV Plus (supports iOS).
  2. Connect via HDMI-adapter (for example, Lightning to HDMI).
  3. Install the app on TV TV Cast for LG (available in LG Content Store) and stream through your phone's browser.

However AirPlay 2 remains the most stable solution for iPhone.

❓ How can I reduce lag during streaming?

The delay depends on the connection method:

  • Miracast (Screen Share): 50–100 ms (better for gaming).
  • AirPlay: 100–150 ms.
  • Google Cast: 150–200 ms.
  • Third-party applications: 200–300 ms.

To reduce lag:

  • Use 5 GHz Wi-Fi.
  • Reduce the broadcast resolution to 720p.
  • Disable background apps on your phone.
  • Connect the TV to the router with a cable.
❓ Why are the audio and video out of sync?

Desynchronization occurs due to:

  • Wi-Fi network overload (for example, files are being downloaded at the same time).
  • Uses Bluetooth-headset on the phone.
  • The sound processing mode enabled on the TV (for example, Dolby Atmos).

Solutions:

  • Disconnect all unnecessary devices from Wi-Fi.
  • In the TV sound settings, select PCM instead of Dolby Digital.
  • Restart the broadcast.
❓ Is it possible to mirror my phone's screen to an LG TV via mobile internet?

Live streaming via mobile internet (4G/5G) is not possible, as a local network is required. However, there are workarounds:

  1. Create a hotspot on your phone and connect your TV to it (if the model supports it) Wi-Fi Direct).
  2. Use apps like TeamViewer or ApowerMirror, which work via the Internet (but with a large delay).
  3. Buy a portable router (For example, TP-Link M7350) and connect both devices to it.

The quality will be worse than via Wi-Fi, but it will do for emergencies.

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