How to connect your phone to your TV via Wi-Fi to watch movies: all the working methods

Want to stream a movie from your phone to the big screen but are confused by the settings? A wireless Wi-Fi connection is the most convenient, but not always obvious, option. Depending on your TV and smartphone model, different technologies are available: Miracast for live broadcasts, DLNA for streaming video, Smart View from Samsung or AirPlay for devices AppleEach of them has its own nuances, from format support to image latency.

In this article, we'll cover all current connection methods, including step-by-step instructions with photos, a compatibility comparison chart, and solutions to common problems. You'll learn how to bypass restrictions on older TVs, which apps speed up streaming, and why audio sometimes plays separately from video. Finally, we'll cover an FAQ with answers to questions about resolution, lag, and security.

1. Which connection method to choose: a comparison of technologies

Before setting up a connection, determine which technology your devices support. Here are the key differences:

• 🔄 Miracast (Wireless Display) — direct connection without a router. Works on most Android- telephones and TV with Android TV, Samsung (2013+), LG (2014+). Latency is minimal, but may slow down with a weak signal.
• 📡 DLNA - Streaming over your home network. Suitable for movies from your gallery or PlexNot all TVs support it. .mkv or DTS-sound.
• 🍎 AirPlay — exclusive for iPhone/iPad and TV with Apple TV or built-in support (eg Samsung 2018+). Better quality than Miracast, but requires Apple ecosystems.
• 🤖 Smart View / Screen Mirroring — branded solutions from Samsung, Xiaomi, LG. Often more stable Miracast, but may block protected content (eg. Netflix).

Important: If your TV was released before 2015, it likely doesn't support Miracast or AirPlay. In this case, use external devices: Google Chromecast, Amazon Fire Stick or Apple TV.

2. Connecting via Miracast (Wireless Display) without a router

This is a universal way for Android- devices that don't require an internet connection. The phone and TV are connected directly, like via "overhead HDMI."

Instructions:

1. Turn on the TV Miracast (may be called Screen Mirroring, Wireless Display or Wireless display). This menu is usually located in Settings → Network → Miracast or Settings → Connections → Screen Mirroring.
2. Open it on your phone Settings → Connected devices → Connect to device → Wireless display (on Samsung) or Settings → Display → Wireless (on Xiaomi).
3. Select your TV's name from the list. Confirm the connection on both devices.

If your TV does not appear in the list:

• ⚡ Check if it is enabled Wi-Fi on the phone (even if there is no router).
• 🔄 Restart both devices.
• 📱 On some Xiaomi And Huawei you need to turn it on first Developer mode and activate Wireless display in additional settings.

Wi-Fi is turned on on the phone|

TV and telephone on the same network (if a router is used)|

VPN and power saving modes are disabled|

Firmware has been updated on both devices-->

⚠️ Attention: When broadcasting via Miracast The sound may be delayed by up to 0.5 seconds. If synchronization is important (for example, for games), use AirPlay or HDMI adapter.

3. Streaming via DLNA: How to transfer a movie from the gallery

DLNA Allows you to stream movies from your phone to your TV via your home network, just like a local server. Suitable for files in the following formats: .mp4, .avi, .mkv (if TV supports it).

Step-by-step instructions:

1. Connect your phone and TV to one router (Necessarily!).
2. On your TV, open a media app (e.g. Photos and videos on LG or Media player on Samsung). Select source DLNA or Devices on the network.
3. On your phone, use the server app:
   • 📱 BubbleUPnP (Android) - supports subtitles and transcoding.
   • 🍎 Infuse (iOS) - optimized for Apple TV.
   • 🌐 Plex - if you need to transcode incompatible formats.

In the app, select a movie and click "Play on..." → select your TV.

If the movie does not play:

• 🔍 Check if your TV supports the video codec (for example, H.265 may not work on older models).
• 🔊 For sound DTS or AC3 use an external player on TV (for example, VLC).
• 📶 Make sure your router is operating at the correct frequency 5 GHz - this will reduce lags.

Why is DLNA slow?

Reasons for delays:

1. 2.4 GHz router - overloaded with other devices.

2. Transcoding — if the TV doesn’t support the format, the phone converts it on the fly (loads the processor).

3. Weak Wi-Fi signal — walls or distance >10 meters worsen the connection.

Solution: Use 5 GHz, move the router closer or connect the TV via cable.

4. Smart View and Screen Mirroring: proprietary solutions from manufacturers

Companies Samsung, LG, Xiaomi And Sony offer their own screen mirroring technologies. They are often more stable. Miracast, but may block protected content (eg. Netflix or KinoPoisk HD).

Instructions for popular brands:

• 📺 Samsung Smart View:
  1. On TV: Settings → General → External devices → Screen mirroring device.
  2. On your phone: swipe down → Smart View → select TV.

  ⚠️ Attention: On Samsung 2020+ TVs Smart View may not work with Netflix due to restrictions DRMUse the built-in app Netflix on TV.

• 🎯 LG Screen Share:
  1. On TV: Settings → Network → Screen Share.
  2. On the phone: Settings → Connections → Screen Mirroring.

On LG With WebOS 5.0+ is supported automatic screen rotation during broadcast.

🤖 Xiaomi Mi Screen Casting:

1. On TV: Settings → Wireless & Networks → Miracast.
2. On the phone: Settings → Connection and Sharing → Transmission.

5. AirPlay for iPhone: How to Stream to a TV Without an Apple TV

To the owners iPhone or iPad the easiest to use AirPlay - technology from Apple, which transmits video with minimal latency. Previously, it only worked with Apple TV, but is now supported by many modern TVs:

• 📺 Samsung (2018 models and newer).
• 🎬 LG (With WebOS 4.0+).
• 🖥️ Sony Bravia (2019+).
• 🌐 Android TV with the application Apple AirPlay (For example, Nvidia Shield).

How to connect:

1. Make sure your phone and TV are connected one Wi-Fi network.
2. Turn on the TV AirPlay:
   • On Samsung: Settings → General → Apple AirPlay.
   • On LG: Settings → Network → AirPlay.

On iPhone open Control center (swipe down from the top right corner) → tap Screen mirroring → select TV.

To stream just the video (without mirroring the entire screen), open the movie in an app (e.g. Photo or YouTube) → click the icon AirPlay (rectangle with triangle).

If AirPlay is not located:

• 🔄 Reboot your router - sometimes the firewall blocks the protocol Bonjour.
• 📱 Update iOS to the latest version (older versions may not have support) AirPlay 2).
• 🛠️ Turn on your router Multicast (in settings LAN → IGMP Snooping).

6. Troubleshooting: no sound, lags, TV is not located

Even with proper setup, errors can still occur. Here are the most common ones and their solutions:

If nothing helps:

• 🔧 Reset the network settings on your TV (Settings → Support → Network reset).
• 📱 Clear the app cache on your phone Settings → Apps → [App name] → Storage → Clear cache.
• 🌐 Check if your router is blocking protocols UPnP or Multicast (in settings Firewall).

⚠️ Attention: On some TVs Sony And Philips After updating the firmware, support may disappear MiracastCheck available firmware versions on the manufacturer's official website.

7. Alternative methods: if Wi-Fi doesn't work

If a wireless connection is not possible (for example, there is no router or the TV is too old), consider these options:

• 🔌 HDMI adapter:
  • For Android: USB-C to HDMI (For example, DeX from Samsung).
  • For iPhone: Lightning to HDMI (official adapter from Apple).

  Pros: No lag, works with any TV. Cons: Wired connection.

• 📶 Google Chromecast / Amazon Fire Stick:
  • Connects to HDMI-TV port and creates its own Wi-Fi network.
  • Supports Netflix, YouTube, KinoPoisk.

  Price: from 3,000 ₽. Suitable for TVs without Smart functions.

• 💾 Flash drive or external hard drive:
  • Copy the movie to the drive and connect it to USB-TV port.
  • Formats: MP4 (H.264), AVI (Xvid). MKV may not be playable.

If your TV does not support USB playback, use a media player (eg Xiaomi Mi Box or Dune HD).

FAQ: Answers to frequently asked questions

🔍 Why does the movie lag when streaming via Miracast, but the sound is fine?

This problem occurs with a weak Wi-Fi signal. Video requires more bandwidth than audio. Solutions:

1. Switch the router to a frequency 5 GHz (less busy).
2. Reduce the video resolution on your phone to 720p.
3. Close background apps that consume traffic (for example, Torrent or Cloud backups).

📱 Is it possible to mirror your iPhone screen to a TV without Apple TV?

Yes, if you have a TV Samsung (2018+), LG (2019+) or Sony Bravia (2020+). These models have built-in support AirPlay. You can also use Google Chromecast with the application Streamer for Chromecast (but there will be a delay of ~1 second).

🎬 Why can't Netflix be streamed via Screen Mirroring?

Netflix, Disney+ and other services use DRM protection (Widevine). When screen mirroring, they block playback. Solutions:

• Launch Netflix directly on the TV (via the built-in application).
• Use Google Cast (broadcast icon in the app) Netflix).
• For iPhone — AirPlay (if TV supports it).

🔊 How do I sync audio and video if they don't match?

Differences in synchronization usually occur due to:

1. Codec delays: Some TVs are slow at decoding AC3 or DTSSolution: Convert the audio to AAC.
2. Wi-Fi networks: When the signal is weak, the video stutters, but the sound is smooth. Solution: Use 5 GHz or wired connection.
3. TV settings: there may be an option in the sound menu Audio delay (for example, on LG). Select the value manually.

🛡️ Is it safe to connect my phone to my TV via Wi-Fi?

Yes, if:

• You are using home network (not public Wi-Fi).
• Encryption is enabled on the router. WPA3 (or at least WPA2).
• You do not transmit confidential data (passwords, messages).

Risks:

• When using Miracast In public places (hotel, cafe) someone can intercept the broadcast.
• On older TVs with vulnerabilities, an attack is possible through UPnP (update firmware!).