How to Mirror Your Android Phone's Screen to an LG TV via Wi-Fi: 3 Working Methods

Wirelessly broadcast your smartphone screen to a big-screen TV LG opens up new possibilities for watching videos, playing games, or presenting. But many users encounter problems: the TV doesn't detect the phone, the image lags, or the sound disappears. In this article, we'll look into it. All current methods for connecting an Android device to an LG TV via Wi-Fi — from standard Smart Share to alternative solutions like Miracast and third-party applications.

The main difference between a wireless connection and a wired one (via HDMI or USB-C) - no cables and the ability to move freely around the room. However, for stable operation, proper setup is required. both on the phone and on the TVWe'll look at the nuances for different versions. Android (from 9 to 14) and models LG (including OLED, NanoCell And QNED), and we will also explain why it is sometimes better to use Google Cast instead of built-in functions.

If you have previously tried to connect and received errors like "Device not supported" or "Unable to connect to the network" — Don't rush to blame the technology. In 80% of cases, the problem lies in incorrect router settings or outdated software. Learn how to fix this below.

1. Preparation: What to check before connecting

Before attempting to connect your phone to your TV, make sure both devices meet the minimum requirements. This will save you time and frustration.

TV requirements LG:

  • 📺 Model not older than 2016 (support Smart Share or Miracast). Older TVs (before 2014) may require an external adapter.
  • 🔄 Updated software: check the version in Settings → Support → Software Update. For webOS 4.0+ All duplication functions are available.
  • 📶 Connect to the same Wi-Fi network as your phone (or to a router in tethering mode) 5 GHz for minimal delays).

Android phone requirements:

  • 🤖 Android version 9.0 and above (for Miracast need support Wireless Display in the settings).
  • 🔋 Battery charge is at least 30% - screen sharing uses a lot of energy.
  • 🚫 Disable VPNs and power-saving modes—they can block the connection.
📊 What LG TV do you have?
OLED (C1/C2/C3, etc.)
NanoCell (NANO85/NANO90)
QNED (QNED80/85)
Another with webOS
Without webOS (older than 2014)

Critical moment: if your router is operating in mode 802.11n (and not 802.11ac/ax), the speed may not be enough to broadcast in 4KIn this case, it is more preferable to use 5 GHz or a wired connection of the TV to the network.

⚠️ Attention: On some models LG (for example, series UK6300) function Smart Share is disabled by default. To activate it, hold down the button Settings on the remote control for 5 seconds and select All Settings → Network → Miracast.

2. Method 1: Smart Share (built-in LG function)

Smart Share - proprietary technology LG, which allows you to broadcast your smartphone's screen without third-party apps. It works on most models with webOS 3.0+ and supports both Android, and iOS (but for iPhone needed AirPlay).

How to enable Smart Share on TV:

  1. Click the button Home on the remote control and select Settings (⚙).
  2. Go to Network → Smart Share (or Connecting devices → Phone screen on new models).
  3. Activate the option Miracast or Screen Share.
  4. Remember the name of your TV - you will need it to connect from your phone.

How to connect from an Android phone:

  1. Open Settings → Connected devices → Screen sharing (on Samsung this can be called Smart View, on Xiaomi — Wireless Display).
  2. From the list of available devices, select the name of your device. LG TV.
  3. Confirm the connection on your TV (you may be asked to enter a PIN).

TV and phone are on the same Wi-Fi network | Miracast mode is enabled on the TV | Do Not Disturb mode is disabled on the phone | Phone screen resolution does not exceed 1080p (for stable streaming) -->

If the connection fails, try:

  • 🔄 Reboot the router and both devices.
  • 📱 Enable developer mode on your phone and activate it Debugging over Wi-Fi (V Settings → About phone → Build number - tap 7 times).
  • 🖥️ Reset network settings on TV Settings → Network → Network Reset.
⚠️ Attention: On TVs LG With webOS 5.0+ function Smart Share may conflict with Google AssistantIf the broadcast is interrupted, disable the voice assistant in the TV settings.

3. Method 2: Miracast (universal standard)

Miracast — is a wireless broadcasting standard supported by most modern devices. Unlike Smart Share, it is not tied to a brand, but requires both devices to be compatible with the technology.

How to check Miracast support on Android:

  • 🔍 Open Settings → Connected devices.
  • 🖥️ If there is a point Wireless Display or Miracast - your phone supports the technology.
  • 📱 On Samsung look for Smart View, on Xiaomi — Wireless display.

Step-by-step instructions:

  1. On TV LG turn on Miracast through Settings → Network → Miracast.
  2. Activate on your phone Screen sharing and select your TV from the list.
  3. Confirm the connection on both devices.
Problem Cause Solution
The TV is not showing up in the list. Different Wi-Fi networks or Miracast is disabled on TV Connect both devices to the same network, check TV settings
The image is lagging Weak Wi-Fi signal or network congestion Switch to 5 GHz and disconnect other devices from the router.
No sound A different audio output is selected on the phone In the broadcast settings, select Transmit sound
The connection is broken Saving power on your phone Disable battery optimization for the Android system

Important: On TVs LG OLED series C1/C2 when using Miracast the mode may turn on automatically Game Optimizer, which reduces latency to 10 ms. This is useful for gaming, but may degrade color reproduction.

4. Method 3: Google Cast (Chromecast built-in)

Many modern televisions LG (starting from webOS 4.0) support Google Cast - a technology similar to ChromecastIt allows you to not only duplicate the screen, but also broadcast individual applications (for example, YouTube or Netflix) without delays.

How to enable Google Cast on LG TV:

  1. Make sure your TV is connected to the Internet.
  2. Launch an application that supports Cast (For example, YouTube).
  3. Click the cast icon (📡) and select your TV.

Advantages Google Cast before Miracast:

  • 🎮 Less lag when watching videos.
  • 🔋 Less battery consumption (only content is broadcast, not the entire screen).
  • 📱 Voice control support via Google Assistant.

However, there are also limitations:

  • 🚫 Not all applications support Cast (For example, TikTok or local streaming services).
  • 🖥️ It is not possible to broadcast system windows (for example, the gallery or phone settings).
What apps support Google Cast?

The list of officially supported apps includes YouTube, Netflix, Disney+, Spotify, Google Photos, Chrome, and others. A complete, up-to-date list can be found in Google Play by searching for "Chromecast enabled."

If you want to broadcast full screen, not just the app, use a combination Google Cast + Google Home:

  1. Install the application Google Home on the phone.
  2. Add yours LG TV as a broadcasting device.
  3. In the device menu, select Broadcast your screen.

5. Alternative Methods: When Standard Methods Don't Work

If neither Smart Share, no Miracast, no Google Cast If your TV isn't compatible (for example, due to an old TV model or an incompatible phone), you can use third-party solutions. Let's look at the most reliable ones.

1. Appendix ApowerMirror:

  • 📱 Install ApowerMirror to your phone and computer (if you need an intermediate server).
  • 🖥️ On your TV, open your browser and go to web.apower.com.
  • 🔗 Scan the QR code from your phone screen.

Advantage: works even on old TVs without webOS, but requires a stable internet connection.

2. TeamViewer QuickSupport:

  • 📲 Install TeamViewer on the phone and TV (if available) LG Content Store).
  • 🔑 Enter your TV ID in the mobile app.
  • 🎯 Start a management session.

Cons: High latency (not suitable for gaming or videos).

3. Wired connection via adapter:

If your Wi-Fi is not stable at all, buy an adapter. USB-C/HDMI (for new phones) or Micro-USB/HDMI (for older ones) Connect it to the phone and the other end to the port HDMI on TV. This method guarantees zero delay and support 4K@60Hz.

6. Streaming optimization: how to reduce delays and lags

Even if the connection is established, users often encounter image delays (especially in games) or sound breaksHere's how to fix it:

Router settings:

  • 📶 Switch to range 5 GHz (less interference, higher speed).
  • 🔄 Turn on QoS (Quality of Service) and set the priority for devices LG TV and your phone.
  • 🔌 Connect your TV to the router with a cable Ethernet (if possible) - this will reduce the load on Wi-Fi.

Phone settings:

  • 🔋 Turn it off Adaptive brightness And Energy saving.
  • 🎮 Turn on Game mode (if you are streaming gameplay).
  • 📱 Reduce your screen resolution to 720p in the broadcast settings.

TV settings:

  • 🖥️ Turn it on Game mode (Settings → Picture → Game Mode).
  • 🔊 Turn off sound processing (Settings → Sound → Advanced → Sound Processing: Off).
  • 📺 Install Picture mode V ISF Expert (for minimal delay).
⚠️ Attention: On TVs LG with a processor Alpha 7 Gen 2 (2019 models) When streaming via Wi-Fi, noise reduction may be automatically enabled, which adds ~50 ms of latency. Disable it in Settings → Sound → Sound Enhancement.

7. Common mistakes and their solutions

Even with proper setup, problems can still arise. Here are the most common errors and how to fix them:

Error Possible cause Solution
"Device not supported" Old firmware on your TV or phone Update the software of both devices
"Unable to connect to the network" The router is blocking Miracast or UPnP Turn on UPnP in the router settings
Black screen during broadcast Screen resolution conflict Set the resolution on your phone 1080p
The sound comes from the phone, not from the TV. No default audio device selected In the broadcast settings, select Transmit sound to TV
The broadcast is interrupted every 5-10 minutes Power saving mode on your phone Add the streaming app to exceptions

If none of the methods helped, check:

  • 🔌 Don't you use VPN or Proxy on the phone.
  • 📡 Is there any interference from other Wi-Fi networks (use a network analyzer like WiFi Analyzer).
  • 🔄 Is your antivirus or firewall blocking the broadcast?

FAQ: Answers to frequently asked questions

Is it possible to connect an iPhone to an LG TV via Wi-Fi?

Yes, but only through AirPlay 2 (available on models LG With webOS 4.0+). To do this:

  1. Turn on TV Settings → General → AirPlay.
  2. On iPhone open Control Center → Screen Mirroring.
  3. Choose yours LG TV from the list.

Miracast And Smart Share With iPhone don't work.

Why does the video slow down when broadcasting, but the sound is fine?

This is a typical problem when:

  • Weak Wi-Fi signal (switch to 5 GHz).
  • High definition video (downgrade to 720p in the broadcast settings).
  • Overloaded network (disconnect other devices from the router).

Also check if the TV is turned on Motion processing (TruMotion), - this adds delay.

Is it possible to mirror my phone's screen to an LG TV without Wi-Fi?

Yes, there are three options:

  1. Wi-Fi Direct: Turn on TV Settings → Network → Wi-Fi Direct and connect to it from your phone.
  2. USB cable: Use USB-C/HDMI adapter (support required) DisplayPort Alt Mode on the phone).
  3. Bluetooth: For file transfer only, not for screen mirroring.
How to stream only audio from your phone to LG TV?

To do this:

  1. Turn on TV Bluetooth or Wi-Fi Direct.
  2. On your phone, in the sound settings, select Output Device → [Name of your LG TV].

If the TV does not support Bluetooth, use Google Cast in apps like Spotify or YouTube Music.

Does my LG TV support 4K streaming?

It depends on the model and connection method:

  • Smart Share/Miracast: Maximum 1080p@30Hz (even on OLED).
  • Wired connection (HDMI): To 4K@60Hz (requires adapter with support HDMI 2.0).
  • Google Cast: To 4K, but only for supported applications (eg. Netflix).

A complete list of supported resolutions for your model can be found in the user manual (section Screen Share).

📖 Read also

How to connect a laptop to a Wi-Fi router: step-by-step instructions A detailed guide on connecting a laptop to the internet via a router. Windows and macOS setup, p How to find your Beeline Wi-Fi account number: all the methods Find out how to find your Beeline account number to pay for internet. All methods: personal account, dog How to access the internet from a laptop via Wi-Fi: a complete guide A detailed guide on how to connect your laptop to Wi-Fi, set up a router, fix DNS errors, and improve How to Connect Xbox 360 to Wi-Fi: A Step-by-Step Guide A detailed guide to setting up a wireless connection on the Xbox 360. Troubleshooting adapter issues, errors How to Connect a PC to a TV via a Wi-Fi Router: A Complete Guide Detailed instructions on how to connect a computer to a TV via a router via Wi-Fi. DLNA setup, M How to connect a computer to a TV without Wi-Fi: all the methods Detailed instructions for connecting a PC to a TV via HDMI, VGA, LAN, and USB. Setting up a wired connection