Modern smartphones have become the center of multimedia entertainment, and often people want to see the contents of a small screen on the large screen of a home theater. iPhone 10 (or iPhone X) users often need to stream photos, videos, or games to their TV wirelessly. This eliminates unnecessary wires and allows you to enjoy high-quality content without losing detail.
For successful synchronization, it's important to understand that both devices—the smartphone and the Smart TV—must be on the same local network. Data transfer protocols require a stable router signal to avoid audio and video desynchronization or sudden connection interruptions. In this article, we'll cover all available methods in detail, from native Apple features to third-party solutions.
Before you begin setup, make sure your TV supports Smart TV technology or has an internet connection. If you have an older TV model, you may need to use additional adapters, but for the purposes of this guide, we'll focus on wireless methods, which are accessible to most modern users.
Apple Wireless Data Transfer Technologies
The basis of the ecosystem Apple is a technology AirPlayThis protocol allows for the direct transmission of audio, video, and screen streaming to compatible devices. Unlike simple mirroring, AirPlay can stream content in high definition, adapting the bitrate to the current Wi-Fi network quality.
It is important to distinguish between two operating modes: AirPlay Mirroring (full-screen mirroring) and live media streaming. In the latter case, the phone acts only as a remote control, sending a link to the stream, while the TV downloads the video automatically, saving battery life. The first mode mirrors every user action, which is useful for demonstrating app or game interfaces.
⚠️ Please note: AirPlay 2 requires a router that supports Wi-Fi 5 (802.11ac) or later. On older routers, streaming may be unstable or not work at all.
Modern TVs from Samsung, LG, Sony, and other manufacturers often have built-in AirPlay 2 support. This means you don't need additional set-top boxes like Apple TV. Simply activate the feature in the TV menu and find the device in the list of available devices on your iPhone.
Preparing equipment and a Wi-Fi network
The first step to a successful connection is properly configuring your network environment. Problems often arise because devices are connected to different router frequency bands (2.4 GHz and 5 GHz) and the router's Smart Connect feature, which combines them into a single network, isn't enabled.
It's important to check the software version on both devices. The iPhone 10 requires the latest iOS versions, which contain important security patches and stability improvements for the AirPlay protocol. You should also check for firmware updates on your TV in the settings menu.
- 📶 Make sure your iPhone 10 is connected to a Wi-Fi network and not using 4G/5G mobile data.
- 📺 Check that the TV is connected to the same Wi-Fi network (the network name must be the same).
- 🔄 Restart your router if the connection is slow or devices can't find each other.
Pay special attention to privacy settings. iOS has settings that prevent apps from searching for devices on the local network. If you use third-party apps for streaming, make sure you grant permission to search for devices when you first launch them.
Using Screen Mirroring (AirPlay)
The fastest way to mirror an image is to use the built-in Screen Mirroring feature. To do this, unlock your iPhone 10 and open Control Center. On models with Face ID, swipe down from the upper-right corner of the screen.
In the menu that opens, look for the icon with two intersecting rectangles. Clicking it will launch a search for available devices on the network. Your TV should appear in the list. When you select a device, a confirmation code may appear on the TV screen, which you'll need to enter on your smartphone.
Path to the function: Control Center → Screen Mirroring → Select TVOnce successfully connected, your smartphone's screen will be fully mirrored on your TV. Rotating your phone to landscape mode will automatically reorient the image on the large screen, filling it entirely. To stop streaming, open Control Center again and tap "Stop Repeat."
☑️ Pre-broadcast check
If the image appears stretched or doesn't fill the entire screen, check the aspect ratio settings in the TV menu. Sometimes the TV doesn't automatically detect the signal format and requires manual switching of the display mode using the remote.
Streaming videos from apps (YouTube, Netflix, Kinopoisk)
Full screen mirroring isn't always convenient for watching videos from streaming services, as phone notifications will appear on the TV and drain the battery faster. Most popular apps have a built-in Cast button.
In the app interface (usually in the upper or lower right corner), look for the rectangle icon with Wi-Fi waves in the corner. Clicking it will display a list of available devices. Select your TV, and the video will begin playing directly through the app on your TV.
⚠️ Note: If you use a VPN on your iPhone, the built-in cast button in apps may not find your TV because the device's virtual address will be in a different country.
The advantage of this method is that you can use your iPhone 10 for other tasks, lock it, or even move it to another room—and playback on your TV will not be interrupted. Playback controls (pause, rewind) remain accessible from your smartphone.
What should I do if the Cast button doesn't appear?
Make sure the app on your phone and the app on your TV (if applicable) are up to date. Also, check if your antivirus or firewall is blocking local network communication.
Picture quality with this method is often higher than with mirroring, as the TV buffers the stream itself. However, if the internet connection is limited, the video may take a long time to load at the beginning of playback.
Alternative methods via third-party applications
If your TV doesn't natively support AirPlay (for example, older Samsung or LG models without updates), proxy apps can help. These apps install on your iPhone and emulate a signal compatible with your TV, or they use the DLNA protocol.
Popular solutions include Replica, TV Assist or Cast to TVThey work in a similar way: you launch the app on your phone, it scans the network, finds a TV, and begins streaming screen content or media files through its own interface.
| Application | Broadcast type | Advertising support | TV platform |
|---|---|---|---|
| Replica | Screen mirroring | Yes (in the free version) | Universal |
| Cast to TV - XCast | Videos/Photos/Files | No | Samsung/LG/Sony |
| Web Video Caster | Videos from websites | Eat | All Smart TVs |
Some apps require installing a companion app on the TV itself from its app store. This ensures a more stable connection and allows larger files to be streamed without buffering.
Troubleshooting connection issues and errors
Even with proper setup, glitches can still occur. One common issue is "TV not found." This is often resolved by simply restarting the Bonjour service on the router or reconnecting the Wi-Fi module on the TV (turn it off and on in the settings).
Another common error is audio and video desync. If the audio lags behind or precedes the picture, try lowering the video quality in the app settings or moving your phone closer to the router to improve the signal.
- 🔌 Turn off Bluetooth on your iPhone if it interferes with your Wi-Fi connection (rare, but it happens with some routers).
- 📡 Check if your Wi-Fi channel is overloaded by neighboring networks; use Wi-Fi analyzers.
- 📱 Make sure that Power Saver mode is not enabled on your iPhone 10, which may limit background network activity.
If all else fails, try resetting your iPhone's network settings. This will delete saved Wi-Fi passwords, but it often resolves software conflicts with wireless drivers.
Questions and Answers (FAQ)
Is it possible to connect an iPhone 10 to a TV without Wi-Fi?
Without a Wi-Fi router, you can't connect devices directly over the air, as AirPlay requires a local network. However, if your router supports Wi-Fi Direct, or if your TV can broadcast a Wi-Fi network and your phone can connect to it, this will work even without internet access.
Why does my phone screen go blank when I broadcast?
It could be a power saving setting. Check the "Auto-lock" settings in the "Power saving" section. Settings → Display & BrightnessSome apps also lock the screen to save battery while the video is playing on the TV.
Does connecting other devices to Wi-Fi affect picture quality?
Yes, if your bandwidth is limited. If someone in the next room is downloading large files or playing online games, this may cause a drop in bitrate and degrade the picture quality on your TV.
Does iPhone 10 support audio output to external speakers when streaming?
When using AirPlay, audio is sent to the TV. If you want audio to go to a Bluetooth speaker and video to go to the TV, this is difficult to achieve using standard iOS tools; audio usually follows video. However, some third-party apps allow you to control audio output separately.