Have you downloaded a movie to your phone but want to watch it on the big screen without the hassle of wires? Connect your phone to your TV via Wi-Fi — the most convenient way to stream video without losing quality. Unlike HDMI cables or USB drives, wireless streaming lets you control playback directly from your smartphone screen, without leaving your couch.
In this article we will look at all current methods synchronization - from built-in functions Smart TV to universal apps that work even on older TV models. You'll learn how to avoid sound delays and image stuttering, what settings optimize the connection, and what to do if the TV doesn't detect the phone. The instructions are suitable for devices based on Android (including Samsung DeX) And iOS (with support AirPlay), as well as for popular brands: LG, Samsung, Sony Bravia, Xiaomi and others.
Before you begin, check two key conditions:
1) The phone and TV are connected one Wi-Fi network (or the phone distributes the Internet to the TV).
2) The TV is in signal reception mode (for example, Screen Mirroring or Miracast).
If any of these are not met, the following steps will not work.
1. Built-in Screen Mirroring (Miracast) is a universal method for Android
Technology Miracast (or Screen Mirroring) allows you to mirror your phone's screen to your TV without any additional apps. It works on most devices. Android-devices (starting with version 4.2) and Smart TV released after 2013. The main advantage is no brand dependence: can be connected Samsung Galaxy to the TV LG, A Xiaomi Redmi - To Sony Bravia.
To activate Screen Mirroring:
- 📱 On your phone: open
Settings → Connections → Screen Sharing(on Xiaomi:Settings → Connection and Sharing → Screen Sharing). - 📺 On your TV: Find the section
Network → Screen MirroringorMiracast(on the menuSourcesorNetwork connection settings). - 🔍 After activation, the name of your phone will appear on the TV - select it to pair.
⚠️ Attention: On some TVs Samsung (series J And K, 2015–2017) function Screen Mirroring can be called Smart ViewIf you can't find the item in the menu, update your TV firmware via Settings → Support → Software Update.
Phone and TV on the same Wi-Fi network
Screen Mirroring mode is enabled on the TV.
The power saving mode is disabled on the phone (this may disconnect the connection)
The sound on the phone is not muted (otherwise the TV will be quiet)-->
2. AirPlay for iPhone: How to Stream Video to Apple TV and Smart TVs with AirPlay 2 Support
To the owners iPhone or iPad the easiest to use AirPlay - proprietary technology Apple for wireless content streaming. It works out of the box with TVs that support AirPlay 2 (list of models: LG OLED/CX 2020+, Samsung QLED 2018+, Sony X900H 2020+), as well as with prefixes Apple TV 4K.
Instructions for iOS:
- Make sure your phone and TV are connected to the same Wi-Fi network.
- Open the video in any application (for example, in YouTube or KinoPoisk).
- Click on the icon
AirPlay(rectangle with a triangle at the bottom) and select your TV from the list. - If you need to duplicate full screen, swipe down from the top right corner (open
Control center) →Screen mirroring→ select TV.
⚠️ Attention: On TVs Samsung Before connecting for the first time, you may be asked to enter a PIN code that will be displayed on the TV screen. If the connection is interrupted, check if there is a blocking issue. VPN or firewall protocol on the router AirPlay (port 5353).
Why can't AirPlay find my TV?
If your TV doesn't appear in the list of AirPlay devices, check:
1) Does your TV model support it? AirPlay 2 (the list is on the Apple website).
2) Is the mode enabled? AirPlay in the TV settings (usually in the section Network → Apple AirPlay).
3) Do you use guest Wi-Fi network on the router (it often isolates devices from each other).
4) Are the firmware updates on your phone and TV (on iPhone: Settings → General → Software Update).
3. Streaming apps: YouTube, KinoPoisk, IVI, and others
Many streaming services support live broadcast to your TV via Wi-Fi, bypassing screen mirroring. This is convenient if you watch movies in:
- 🎬 YouTube (icon
Broadcast(in the form of a TV) - 🎥 KinoPoisk HD / IVI / Okko (button
Watch on TV) - 📺 Netflix / Disney+ (chapter
Devicesin the profile) - 🎵 Twitch or VK Video (through
Connect to TV)
How does this work: 1) Open the video in the app on your phone. 2) Click the broadcast icon (usually in the upper right corner of the player). 3) Select your TV from the list. 4) Control playback from your phone (pause, volume, select subtitles).
🔹 Advantages of the method: There is no audio delay (unlike Screen Mirroring), since the video is streamed directly to the TV, and the phone is used as a remote. The downside is that it only works with supported services.
4. Using DLNA/UPnP: for local files without the Internet
If you need to broadcast movies from phone memory (for example, downloaded in format .mkv or .mp4), and not from streaming services, the protocol will do DLNAIt allows you to share media files over a local network. To do this:
Step 1. Install a DLNA server application on your phone, for example:
- 📱 BubbleUPnP (Android) - supports subtitles and transcoding.
- 🍎 Media Server (iOS) - A simple interface for AirPlay and DLNA.
SmartShare on LG or AllShare on Samsung) and select the phone as the source.
⚠️ Attention: Not all TVs support it. all video formats via DLNA. If the movie doesn't play, try converting it to MP4 (H.264) by using HandBrake or VLC. Also check what's on your phone power saving mode is disabled - it can break the DLNA connection.
| Video format | DLNA support on Smart TVs | Recommendation |
|---|---|---|
.mp4 (H.264) |
✅ Yes (99% TV) | The optimal choice |
.mkv (H.265) |
⚠️ Partial (requires transcoding) | Use BubbleUPnP with option Transcode |
.avi (DivX) |
❌ No (obsolete format) | Convert to MP4 |
.mov (Apple ProRes) |
⚠️ Only on TV with Apple TV | Not suitable for Android TV |
5. Connect via Google Cast (Chromecast) - for Android and iOS
If you have a set-top box Google Chromecast or a TV with built-in support Google Cast (For example, Android TV from Sony or Philips), you can stream the video via:
- 🎯 Built-in button
Castin applications (YouTube, Netflix, Google Photos). - 📲 Application Google Home (to duplicate the entire screen).
Instructions:
1) Connect Chromecast to the TV and set it up through Google Home.
2) In a video app (for example, KinoPoisk) click the icon Cast (stylized TV with Wi-Fi).
3) Choose yours Chromecast from the list.
4) Control playback from your phone.
🔹 Important: When duplicating the screen through Google Home There may be a sound delay of up to 2 seconds. To eliminate this, use live broadcast from the supported applications (the list is on the website) Google Cast).
6. Alternative methods: USB-OTG, HDMI adapters, and cloud services
If your Wi-Fi connection is unstable or your TV does not support wireless technology, consider alternatives:
- 🔌 USB-OTG cable: Connect your phone to the TV's USB port (works on Samsung And LG with support
MTP). The downside is that not all TVs can read videos directly from a phone. - 📱 HDMI adapter: For iPhone — Lightning to HDMI, For Android — USB-C to HDMI. Gives quality
4K@60Hz, but requires a wire. - ☁️ Cloud services: Download the movie in Google Drive or Yandex Disk, then open it on TV via a browser or app SmartTube.
⚠️ Attention: When using USB-OTG Your phone's battery can drain quickly. If you plan to watch a movie for a long time, connect your TV to a power outlet via a powered USB hub.
How to check USB-OTG support on a TV?
1. Connect the flash drive to the TV's USB port.
2. If the TV recognizes it as a storage device - USB-OTG will also work.
3. If not, check the settings in the section Multimedia → USB devices.
On TVs Samsung 2018+ And LG 2019+ OTG support is enabled by default.
7. Troubleshooting: Why your phone won't connect to your TV
If the connection is not established, check:
| Problem | Possible cause | Solution |
|---|---|---|
| The TV doesn't see the phone. | Different Wi-Fi networks | Connect both devices to the same network (not the guest network!) |
| The connection is broken | Weak Wi-Fi signal | Move your router closer to your TV or use a repeater. |
| Audio/video delay | Network congestion | Disconnect other devices from Wi-Fi or enable QoS on your router |
| There is no sound on the TV | The Bluetooth headset is turned on on the phone. | Disconnect all Bluetooth devices before connecting. |
🔧 Additional tips:
- Update your TV firmware and phone apps.
- If you use VPN, disable it - it may block local connections.
- Turn on the mode on your router
WMM (Wi-Fi Multimedia)to prioritize media traffic.
FAQ: Answers to frequently asked questions
Is it possible to stream a movie from your phone to a TV without Wi-Fi?
Yes, there are three options:
1) Use USB-OTG cable (if TV supports MTP).
2) Connect HDMI adapter (For iPhone — Lightning to HDMI, For Android — USB-C to HDMI).
3) Create local network through Wi-Fi Direct (on some models Samsung And LG).
Why does video lag when streaming over Wi-Fi?
Reasons and solutions:
- 📶 Weak Wi-Fi signal: Move the router closer to the TV or use
5 GHz(less busy frequency). - 🖥️ Router overload: Disconnect other devices from the network or turn on
QoSfor TV. - 📱 The phone is overheating: Close background apps and reduce screen brightness.
- 📺 The TV can't handle the format: Convert video to
MP4 (H.264)with a bit rate no higher10 Mbps.
How to mirror your iPhone screen to a TV without Apple TV?
If you don't have Apple TV, but the TV supports it AirPlay 2 (For example, LG OLED 2020+ or Samsung QLED 2018+), do the following:
1) Connect iPhone and TV to the same Wi-Fi network.
2) Turn on the TV mode AirPlay in the network settings.
3) On iPhone open Control center → Screen mirroring → select TV.
If the TV does not support AirPlay, use Google Chromecast or HDMI adapter.
What is the best app for streaming movies from Android to TV?
The choice depends on the task:
- 🎬 For streaming services: Built-in button
CastV YouTube/Netflix. - 📁 For local files: BubbleUPnP (DLNA) or LocalCast (Chromecast).
- 🔄 To duplicate your screen: ApowerMirror or built-in
Screen Mirroring. - 🎮 For games: Steam Link (if you play on PC) or Moonlight (For NVIDIA Shield).
Is it possible to stream a movie from your phone to your TV via mobile internet?
Technically yes, but with some caveats:
1) The TV must support USB modem or Wi-Fi Direct (For example, Samsung Tizen or Android TV).
2) Turn on your phone Modem mode and connect the TV to its network.
3) Use apps like LocalCast or BubbleUPnP for broadcast.
⚠️ Attention: Streaming video quickly consumes traffic (up to 3 GB/hour V Full HD). Lags are also possible due to an unstable connection.