The fastest way: AirPlay wireless casting
AirPlay is the simplest method if your TV supports it. Your iPhone sends video and audio to the TV over your home WiFi network — no cables, no adapters, no setup beyond connecting both devices to the same network.
To use AirPlay, swipe down from the top-right corner of your iPhone to open Control Center. Tap Screen Mirroring, then select your TV from the list. Your iPhone screen appears on the TV within seconds. To stop, open Control Center again and tap Screen Mirroring, then choose Stop Mirroring.
AirPlay works on most modern TVs made after 2018 — Samsung, LG, Sony, Vizio, and others. If your TV doesn't have AirPlay built in, you can add it with a Apple TV box (the small black device that plugs into your TV's HDMI port) or a third-party device like a Roku or Amazon Fire Stick that supports AirPlay.
Key Takeaways
- AirPlay wireless casting is the fastest method and works on most modern TVs without any cables or adapters.
- If your TV doesn't support AirPlay, an Apple TV box or compatible streaming device can add the feature for under $100.
- HDMI adapters (Lightning to HDMI or USB-C to HDMI) connect your iPhone directly to the TV but require a power source and work only when the cable is plugged in.
- Older TVs without HDMI ports can receive iPhone video through composite cables and adapters, though the picture quality is lower.
- Some apps like YouTube and Netflix have built-in casting buttons that let you send video to your TV without mirroring your entire screen.
Wired connection with an HDMI adapter
If you prefer a cable connection or your TV doesn't support AirPlay, use an HDMI adapter. For newer iPhones (iPhone 15 and later with USB-C), buy a USB-C to HDMI adapter. For older iPhones with a Lightning port, buy a Lightning to HDMI adapter. Both are available from Apple or third-party makers like Belkin for $20 to $50.
Plug the adapter into your iPhone, connect an HDMI cable from the adapter to your TV's HDMI port, and switch your TV to that HDMI input. Your iPhone screen appears on the TV. The adapter must stay plugged in — if you unplug it, the connection stops.
One important detail: some HDMI adapters require power. If your adapter has a USB port on it, plug a power adapter into that port while the HDMI cable is connected. Without power, the adapter may not work or may work unreliably.
Casting from apps without mirroring your whole screen
Many apps let you send video to your TV without mirroring your entire iPhone screen. YouTube, Netflix, Disney+, Hulu, and others have a cast button (usually a rectangle with curved lines in the corner) that appears when you play a video. Tap it, select your TV, and the video plays on the TV while your iPhone shows the playback controls.
This method is useful because your iPhone stays responsive — you can check messages, browse the web, or control other apps while the video plays on the TV. The TV must be on the same WiFi network as your iPhone.
Not all apps support casting. If you don't see a cast button in an app, that app doesn't have the feature built in, and you'll need to use AirPlay screen mirroring instead.
Connecting to older TVs without HDMI
Older TVs with only composite video ports (the red, white, and yellow connectors) can still receive iPhone video, but the picture quality is noticeably lower. You'll need a Lightning to composite video adapter or USB-C to composite video adapter depending on your iPhone model. These are harder to find than HDMI adapters — check Amazon or eBay, and expect to pay $30 to $60.
Plug the adapter into your iPhone, connect the composite cables to your TV's ports (yellow for video, white and red for audio), and switch your TV to the Video input. The connection works, but composite video is standard definition, so text and small details appear blurry compared to HDMI or AirPlay.
If you own an older TV and plan to use it regularly, upgrading to a TV with HDMI or buying an inexpensive streaming device that supports AirPlay is usually worth the cost for better picture quality.
Troubleshooting when AirPlay doesn't appear
If you open Control Center and don't see Screen Mirroring, your iPhone and TV are not on the same WiFi network. Check that both devices are connected to the same network — look at your WiFi settings on the iPhone and the network name shown on your TV's settings menu. They must match.
If they're on the same network and Screen Mirroring still doesn't appear, restart both your iPhone and your TV. Turn off your iPhone completely, wait 10 seconds, and turn it back on. Unplug your TV's power cable, wait 10 seconds, and plug it back in. Then try again.
If you're using an HDMI adapter and the TV shows no picture, make sure the adapter is fully plugged in and the HDMI cable is seated firmly in both the adapter and the TV port. If the adapter requires power, check that the power cable is connected. Try a different HDMI cable if you have one — sometimes cables fail without obvious signs.
Comparing your connection options
| Method | Setup time | Picture quality | Cost | Best for |
|---|---|---|---|---|
| AirPlay wireless | Seconds | Excellent | Free (if TV supports it) | Most people; no cables needed |
| HDMI adapter | 1 minute | Excellent | $20–$50 | Older TVs; when WiFi is unreliable |
| App casting (YouTube, Netflix) | Seconds | Excellent | Free | Watching video; keeping iPhone free for other tasks |
| Composite video adapter | 1 minute | Standard definition (blurry) | $30–$60 | Very old TVs only; not recommended |
What to do if your TV is too far from your iPhone
AirPlay and app casting work over WiFi, so distance doesn't matter as long as both devices are connected to the same network. You can be in another room and still control playback on your TV.
HDMI adapters require the cable to physically reach from your iPhone to the TV. If your TV is across the room, you have two options: buy a longer HDMI cable (they come in 10-foot, 25-foot, and longer lengths for $10 to $30), or use AirPlay or app casting instead. A longer cable works just as well as a short one as long as it's rated for the speed you need — any standard HDMI cable works with iPhones.
Frequently Asked Questions
Can I use AirPlay if my TV doesn't have it built in?
Yes. An Apple TV box plugs into your TV's HDMI port and adds AirPlay support. Roku, Amazon Fire Stick, and some other streaming devices also support AirPlay. These devices cost $30 to $100 depending on the model and features.
Does AirPlay work if my iPhone and TV are on different WiFi networks?
No. Both devices must be connected to the same WiFi network. If your TV is on a guest network and your iPhone is on the main network, AirPlay won't find the TV. Connect both to the same network in your WiFi settings.
Will using an HDMI adapter drain my iPhone battery faster?
Yes, slightly. HDMI adapters that require power draw from your iPhone's battery. If you plan to use it for more than an hour or two, plug your iPhone into a power adapter while the HDMI cable is connected.
Can I mirror my iPhone to a TV that's not on my home network?
No. AirPlay and app casting both require the TV and iPhone to be on the same local WiFi network. You cannot use AirPlay to send video to a TV at a friend's house unless you connect your iPhone to their WiFi first.
What if my HDMI adapter works sometimes but not always?
The connection may be loose. Unplug the adapter from your iPhone, inspect both the adapter port and your iPhone's port for debris, and plug it back in firmly. If the problem continues, try a different HDMI cable. If you're using an adapter that requires power, make sure the power cable is connected.