The fastest way to connect your Samsung phone to your TV
The quickest method depends on what TV you own. If you have a Samsung TV, use SmartThings, the built-in app that mirrors your phone's screen wirelessly in seconds. If your TV is not a Samsung, use Miracast (available on most Android TVs) or HDMI (the wired option that works on any TV). All three methods work from your phone's settings—no extra apps or cables beyond what you may already have.
The wireless methods work best when your phone and TV are on the same WiFi network. The wired method requires only a USB-C to HDMI adapter and a cable, which cost under $20 combined. Pick the method that matches your TV type and what you want to do—mirroring your whole screen, casting video only, or connecting permanently.
Key Takeaways
- SmartThings is the easiest option for Samsung TVs and takes about 10 seconds to set up the first time.
- Miracast works on most Android TVs and non-Samsung brands, and your phone finds the TV automatically once both are on the same WiFi.
- HDMI with a USB-C adapter is the most reliable method for any TV and requires no WiFi, but you stay physically connected to the TV.
- All three methods let you mirror your entire phone screen, but casting apps like YouTube and Netflix often work better than mirroring for video.
- If your phone and TV are not on the same WiFi, HDMI is your only wireless-free option.
Connecting with SmartThings on a Samsung TV
Open the SmartThings app on your Samsung phone. Tap the plus icon (+) in the top left corner, then select "Add device." The app scans for nearby devices and displays your Samsung TV in the list. Tap your TV's name, and the app pairs automatically—you may see a prompt on your TV asking you to confirm the connection. Tap "Allow" on the TV remote or screen.
Once paired, open SmartThings again and tap your TV's name. You will see options to mirror your screen, control the TV, or launch apps directly on it. To mirror, tap "Mirroring" or the screen icon. Your phone's display appears on the TV within 2 to 3 seconds. To stop, swipe down from the top of your phone and tap the SmartThings notification, then tap "Stop mirroring."
SmartThings remembers your TV after the first pairing, so the next time you open the app, your TV appears when ready. You do not have to pair again unless you reset your TV or phone.
Using Miracast on Android and non-Samsung TVs
Miracast is built into most Android TVs and many non-Samsung brands like Sony, LG, and TCL. Make sure your phone and TV are connected to the same WiFi network. On your Samsung phone, swipe down twice from the top to open the full Quick Settings panel. Look for "Wireless Screen Mirroring," "Smart View," or "Screen Mirroring"—the name varies by phone model and Android version.
Tap the option, and your phone scans for available TVs. Your TV should appear in the list within 5 to 10 seconds. Tap your TV's name. The TV may show a prompt asking you to allow the connection—use your TV remote to select "Allow" or "Yes." Your phone's screen appears on the TV in 3 to 5 seconds.
If your TV does not appear, check that both devices are on the same WiFi network and that your TV's screen mirroring feature is turned on. On most TVs, this is under Settings > Display > Wireless Display or Screen Mirroring. If you still do not see your TV, restart both devices and try again.
Connecting with a USB-C to HDMI cable
This method works on any TV with an HDMI port and requires no WiFi. You need a USB-C to HDMI adapter (around $10 to $15) and an HDMI cable (around $5 to $10). Plug the USB-C end into your phone's charging port and the HDMI end into the adapter. Connect the HDMI cable from the adapter to an available HDMI port on your TV.
Switch your TV to the correct HDMI input using the remote. Your phone's screen appears on the TV when ready—no pairing or apps needed. The connection is stable and does not depend on WiFi. Your phone also charges while connected, since the USB-C port carries both video and power.
The downside is that you stay physically tethered to the TV. If you move more than a few feet away, the cable pulls tight. This method works well for presentations, watching stored videos, or gaming when you want a may provide stable connection.
Casting video apps instead of mirroring your whole screen
If you only want to watch YouTube, Netflix, or another streaming app on your TV, casting is often smoother than mirroring your entire phone screen. Open the app you want to watch, then look for a Cast icon—it looks like a rectangle with WiFi waves in the corner. Tap it, select your TV from the list, and the video starts playing on the TV while your phone becomes a remote.
Casting uses less battery and WiFi bandwidth than mirroring, and you can use your phone for other things while the video plays. Most major apps—YouTube, Netflix, Disney+, Spotify, and others—support casting. The Cast icon appears in the app's menu or player controls. If you do not see it, the app may not support casting, and mirroring is your backup option.
Troubleshooting when your phone and TV will not connect
If your phone does not find your TV, the most common cause is that they are not on the same WiFi network. Check your phone's WiFi settings and your TV's network settings to confirm both are connected to the same network name. Some phones and TVs also have a "WiFi Direct" mode that lets them connect without a router—check your TV's manual if you do not have WiFi available.
If the connection drops after a few minutes, move your phone and TV closer together. Walls and distance weaken the wireless signal. Restart both devices if the connection is unstable or keeps disconnecting. Turn off your phone and TV completely, wait 10 seconds, and turn them back on. This clears temporary glitches that block pairing.
For HDMI connections, make sure you are using the correct HDMI port on your TV and that the port is not damaged. Try a different HDMI cable if you have one available. If your phone does not recognize the adapter, restart your phone and try a different USB-C cable—some cables only carry power, not video.
Choosing the right method for what you want to do
| Method | Best for | Setup time | Requires WiFi |
|---|---|---|---|
| SmartThings | Samsung TV owners who want the easiest option | 10 seconds first time, when ready after | Yes |
| Miracast | Android and non-Samsung TVs, full screen mirroring | 15 to 30 seconds | Yes |
| Casting apps | Streaming video and music, saving battery | 5 seconds | Yes |
| HDMI cable | Any TV, no WiFi, presentations, gaming | when ready | No |
Use SmartThings if you own a Samsung TV and want the simplest experience. Use Miracast if your TV is not a Samsung but supports screen mirroring. Use casting if you only need to watch one app and want to save battery. Use HDMI if you have no WiFi, need a rock-solid connection, or want to charge your phone while using it.
Frequently Asked Questions
Can I connect my Samsung phone to a TV that is not a Samsung?
Yes. Use Miracast if your TV supports it (most Android TVs do), or use a USB-C to HDMI cable, which works on any TV. SmartThings only works with Samsung TVs.
Do I need to pair my phone and TV every time I want to connect?
No. After the first pairing, SmartThings and Miracast remember your TV. The next time you open the app or Quick Settings, your TV appears in the list and connects in seconds. HDMI and casting do not require pairing at all.
What if my TV does not have WiFi?
Use a USB-C to HDMI cable. Wired connections do not need WiFi. If your TV is very old and does not have HDMI, you may need an older adapter type—check your TV's manual for available ports.
Can I use my phone as a remote while the screen is mirrored?
Not while mirroring your entire screen—your phone displays exactly what the TV shows. If you cast a video app instead, your phone becomes a remote and you can control playback, volume, and other functions while the video plays on the TV.
Why does my connection keep dropping?
Move your phone and TV closer together and away from obstacles like walls. Restart both devices. If you are using WiFi, check that your router is not too far away or overloaded with other devices. HDMI connections are more stable if wireless keeps failing.