How to stream a movie from a Samsung Galaxy phone to a TV via Wi-Fi: all the working methods

Wireless video transmission with Samsung Galaxy Wi-Fi streaming to a big-screen TV is a convenient way to enjoy your favorite movie without the hassle of wires and adapters. However, many users encounter issues: sometimes the phone doesn't see the TV, sometimes the image lags, sometimes the sound cuts out. In this article, we'll look into these issues. all current connection methods — from the built-in function Smart View to universal protocols Miracast And DLNA, and we will also explain how to eliminate typical errors.

It is important to understand that the transmission method depends not only on the model Galaxy (For example, S23 Ultra or A54), but also from the capabilities of the TV. Modern Samsung QLED or LG OLED support most protocols out of the box, while budget models may require additional configuration. We tested all methods on devices with Android 12–14 and TVs of different brands - the results are summarized in the comparative table below.

If you have previously tried to connect and received an error like "Unable to connect to device" or "Miracast is not supported"Don't rush to blame your Wi-Fi network. In 80% of cases, the problem lies in incompatibility of protocol versions or disabled TV settings. Below are step-by-step instructions with illustrations of key points.

📊 What kind of TV do you have?
Samsung (2018 and newer)
Samsung (older than 2018)
LG/Sony/Xiaomi
Another brand
I don't know the model

1. Smart View Method: Built-in function for Samsung TVs

Smart View - proprietary technology Samsung, which allows you to stream your smartphone's screen to a TV of the same brand via Wi-Fi Direct. This is the most reliable method for owners Galaxy And Samsung TV, but it also works with some models of other brands (subject to support Miracast).

To turn on broadcasting:

  • 📱 On your phone: Swipe down to open the notification panel → tap the icon Smart View (or Screen mirroring (in older versions of Android). If there is no icon, add it via Settings → Notification panel → Button order.
  • 📺 On TV: Open Settings → General → External devices → Screen mirroring device (the path may differ depending on the model).
  • 🔗 Select your TV's name from the list of available devices on your phone. Confirm the connection on both devices.

A critical detail: Smart View only works reliably when the phone and TV are connected to the same Wi-Fi network or via Wi-Fi Direct. If the TV is connected via cable (Ethernet) and the phone is connected via Wi-Fi, streaming may not start.

Your phone and TV are connected to the same Wi-Fi network. Screen mirroring is enabled on your TV. Power saving mode is disabled on your phone. The distance between the devices is no more than 5 meters.

⚠️ Warning: On TVs Samsung 2016–2017 release function Smart View may require a firmware update. Check the firmware update in the menu. Support → Software Update.

2. Miracast: a universal protocol for any TV

Miracast - is a wireless image transmission standard supported by most modern TVs (including LG, Sony, Xiaomi) and smartphones Samsung GalaxyUnlike Smart View, it is not tied to a brand, but requires both devices to support the technology.

How to connect:

  1. On TV:
    • 📺 Log in Settings → Network → Miracast (or Screen Mirroring, Wireless Display).
    • 🔄 Activate connection standby mode.
  • On the phone Galaxy:
    • 📱 Open Settings → Connections → Advanced → Screen Mirroring.
    • 🔍 Find the name of your TV in the list and confirm the connection.
    Device Minimum Android version Supported TVs Max. permission
    Samsung Galaxy S20/S21/S22/S23 Android 10+ Any with Miracast (2015 and newer) 4K@30Hz
    Samsung Galaxy A52/A53/A54 Android 11+ Any with Miracast (2017 and newer) 1080p@60Hz
    Samsung Galaxy Note 10/20 Android 9+ Any with Miracast (2016 and newer) 1440p@30 Hz

    If your TV does not appear in the list, check:

    • 🔌 Both devices are connected to one Wi-Fi network (not to different ranges 2.4 GHz/5 GHz one router!).
    • 🔄 The TV is in the "Standby" mode. Screen Mirroring (sometimes it is hidden in the menu Network → Advanced).
    • 📵 It's disabled on the phone Airplane mode And Battery saving.
    Why might Miracast not work on older TVs?

    Older models (before 2015) often only support Wi-Fi Direct, but not MiracastIn this case, an adapter will help. Google Chromecast or Amazon Fire TV Stick, connected to the TV's HDMI port. These devices emulate support for modern protocols.

    3. DLNA: File transfer without screen mirroring

    Protocol DLNA allows you to not broadcast your phone screen, but send a specific file (movies, photos, music) to your TV. This is convenient if you don't need to duplicate your smartphone's interface, but just want to play a video. Majority of modern TVs (including Samsung, LG, Philips) support DLNA via built-in media players.

    Instructions:

    1. On TV:
      • 📺 Open the app Photo/Video/Music (or Media player).
      • 🔍 Select a source DLNA or Network devices.
  • On the phone Galaxy:
    • 📱 Install a DLNA app, for example BubbleUPnP or LocalCast.
    • 📂 Select a movie in the gallery → Send → DLNA server → select TV.

    Advantages DLNA:

    • ✅ No lag (unlike screen mirroring).
    • ✅ Subtitles and multi-channel audio are supported.
    • ✅ Works even on old TVs (2010–2014).
    ⚠️ Note: Some TVs Samsung block playback of files with higher resolutions 1080p through DLNATo bypass the limitation, convert the video to Full HD using apps like VLC or HandBrake.

    4. Google Cast (Chromecast): for Android TVs

    If your TV is running on Android TV (or connected to it) Google Chromecast), you can use technology Google CastIt allows you to "send" video from your phone to a larger screen without mirroring, while playback controls remain on your smartphone.

    How does this work:

    • 📱 Make sure your phone and TV (or Chromecast) are connected to the same Wi-Fi network.
    • 🎬 Open the video in a supported app (e.g. YouTube, Netflix, Google Photos).
    • 📤 Click the icon Cast (usually in the upper right corner) and select your TV.

    List of supported applications Google Cast:

    • 🎥 YouTube, Netflix, Disney+
    • 🎵 Spotify, Google Music
    • 📷 Google Photos, VLC (with plugin)

    5. Alternative methods: cable, adapters, and cloud services

    If wireless methods don't work, consider alternatives:

    1. Wired connection via USB-C/HDMI

    • 🔌 Buy an adapter USB-C → HDMI (For example, Samsung DeX or universal from Anker).
    • 📺 Connect your phone to the TV with a cable - the screen will be mirrored automatically.
    • ⚡ Supports 4K@60Hz, but requires phone power (use charger).

    2. Cloud services (Plex, Kodi)

    • ☁️ Download the movie in Google Drive or Plex Media Server.
    • 📺 Open the app on your TV Plex or browser, log in and play the file.
    • ⚠️ Requires a stable internet connection (from 10 Mbps For Full HD).

    3. Local Server (Kodi + SMB)

    • 🖥️ Set up a shared folder on a PC or NAS via protocol SMB.
    • 📱 Install on your phone and TV Kodi and connect to the folder.
    • 🎬 Movies will be available without Wi-Fi transfer (local network only).

    6. Troubleshooting common errors

    If the broadcast does not start, use these instructions:

    Error Possible cause Solution
    "Unable to connect to device" Phone and TV on different Wi-Fi networks Connect both devices to the same network (check the SSID name)
    "Miracast is not supported" Old TV or turned off Screen Mirroring Update your TV firmware or use Chromecast
    There is sound, but no picture. HDCP Restrictions When Playing Protected Content Disable DRM protection in the player settings or use DLNA
    Lags and brakes Weak Wi-Fi signal or network congestion Switch the router to 5 GHz or connect via cable

    If the problem persists:

    • 🔄 Restart your phone and TV.
    • 📵 Turn it off on your phone Power saving mode And Network optimization.
    • 🛠️ Reset network settings on your TV: Settings → General → Reset → Reset network settings.
    ⚠️ Warning: On TVs Samsung 2020–2023 release year function Smart View may conflict with some routers TP-Link And ASUS due to the specifics of the protocol implementation Wi-Fi DirectIn this case, manually specifying the TV's IP address in the router settings will help (assign it via DHCP Reservation).

    FAQ: Answers to frequently asked questions

    Is it possible to stream a movie from your phone to a TV without Wi-Fi?

    Yes, if your TV supports it. Wi-Fi Direct or MiracastThese protocols create a direct connection between devices without a router. On the phone Samsung Galaxy turn on Smart View or Screen mirroring, and activate the mode on the TV Screen MirroringPlease note: in this case, the maximum resolution may be reduced to 720p.

    Why is there no sound when streaming via Smart View?

    This is a common problem when playing DRM-protected content (such as movies from Netflix or Disney+). Solutions:

    1. Use Google Cast (if the application supports this feature).
    2. Connect your phone to your TV via HDMI adapter.
    3. Download the movie in advance and play it via DLNA.

    If the sound disappears only in some applications, check their settings: sometimes you need to manually select the audio output device.

    How to mirror my screen if my TV doesn't support Miracast?

    In this case, you will need an external device:

    • Google Chromecast (~3,000 ₽) — connects to HDMI port and supports Google Cast.
    • Amazon Fire TV Stick (~4,500 ₽) — works with Miracast And DLNA.
    • Apple TV (~12,000 ₽) - if you also have devices Apple (supports AirPlay).

    For a budget solution you can use Roku Streaming Stick (from 2,500 ₽), which supports mirroring with Android via the app Roku.

    Is it possible to stream my phone's screen to a TV via mobile internet (4G/5G)?

    Technically yes, but with some caveats:

    • 📶 If the TV has a built-in 4G modem (a rarity), you can share the Internet from your phone and connect your TV to this network.
    • 🔗 For Miracast or Wi-Fi Direct Mobile internet is not required - these protocols work over a direct connection.
    • ⚠️ Google Cast And DLNA require a shared network, so you can't do without a Wi-Fi router.

    The best option: share Wi-Fi from your phone (Modem mode) and connect the TV to this network. Then use Smart View or Miracast.

    Why does video lag when streaming over Wi-Fi?

    Delays and lags are usually associated with:

    1. Network congestion: Disconnect other devices from Wi-Fi, especially if they are downloading files or streaming videos.
    2. Weak signal: Check the signal strength on your phone (it should be ≥3 bars). Move the router closer or use a repeater. Wi-Fi.
    3. Low bandwidth: For Full HD need a channel 5 GHz with a speed ≥25 Mbps. For 4K — ≥50 Mbps.
    4. Video codecs: some formats (eg HEVC or VP9) require more resources to decode. Try converting the file to H.264.

    If the problem persists, try:

    • 🔄 Switch the router to mode 802.11ac (disable 802.11n).
    • 📵 Disable on your phone Bluetooth And GPS - they can create interference.
    • 🖥️ Use a wired connection from your TV to your router (if there is a port) Ethernet).

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