How to Connect Your Phone to a Samsung TV

Mirroring your phone's screen or streaming content to a Samsung TV is genuinely useful — whether you want to share photos, watch videos on a bigger display, or run a presentation. Samsung TVs support several connection methods, and the right one depends on your phone's operating system, your TV model, and what you're actually trying to do.

The Main Ways to Connect a Phone to a Samsung TV

There are four primary methods: Smart View / screen mirroring, Samsung DeX, HDMI via cable adapter, and casting through a shared app (like YouTube or Netflix). Each works differently and suits different use cases.

Smart View and Screen Mirroring (Wireless)

Smart View is Samsung's built-in mirroring feature for Android phones — especially Galaxy devices. It uses Wi-Fi Direct or your local Wi-Fi network to wirelessly duplicate your phone's screen on the TV.

On a Samsung Galaxy phone:

1. Swipe down to open the Quick Panel
2. Tap Smart View (you may need to swipe across to find it)
3. Select your Samsung TV from the device list
4. Accept the connection prompt on the TV

Your TV needs to be on the same Wi-Fi network, or Smart View will use Wi-Fi Direct to connect directly.

On other Android phones, the equivalent feature may be called Screen Cast, Wireless Display, or Mirror Screen — found in Settings under Connected Devices or Display. These use the Miracast standard, which most Samsung TVs from 2016 onward support.

On iPhones, Samsung TVs added AirPlay 2 support starting with 2019 models. If your TV supports it, you'll see the AirPlay option in your iPhone's Control Center under Screen Mirroring. Older Samsung TVs don't support AirPlay natively, which is a hard compatibility wall for iPhone users.

Casting Through Apps

Casting is different from full screen mirroring — instead of duplicating your entire phone display, you're sending a specific stream of content directly to the TV. This is generally smoother and more battery-efficient because the phone hands off the stream rather than continuously broadcasting its screen.

Apps like YouTube, Netflix, Spotify, and Google Photos support casting. Look for the cast icon (a rectangle with Wi-Fi waves in the corner) within the app. Your Samsung TV needs to be on the same Wi-Fi network.

Samsung TVs also support Google Cast on newer models, meaning any Cast-enabled app can push content directly to the TV without a separate device like a Chromecast.

HDMI via Cable Adapter 🔌

A wired connection is the most reliable option if wireless performance is inconsistent. The approach varies by phone:

Not all USB-C ports support video output — this depends on whether the phone supports DisplayPort Alt Mode or MHL. Many mid-range Android phones don't, even if they have a USB-C port. Check your phone's spec sheet before buying an adapter.

With a cable, your phone screen mirrors directly with no lag, no Wi-Fi dependency, and no app compatibility issues. It also charges the phone simultaneously if you use a powered adapter hub.

Samsung DeX (Galaxy Devices Only)

DeX is a feature exclusive to Samsung Galaxy S, Z, and Tab series devices. When connected to a Samsung TV via a USB-C to HDMI cable or wirelessly on supported TV models, DeX switches the phone's interface into a desktop-style layout — with a taskbar, resizable windows, and mouse/keyboard support.

This is distinct from standard screen mirroring. DeX transforms the TV into a secondary desktop display while your phone stays unlocked and usable. It's designed for productivity scenarios rather than media playback.

What Affects How Well It Works

TV model year matters significantly. Features like AirPlay 2, Google Cast, and wireless DeX were added to Samsung TVs at different points. A 2019 or newer Samsung smart TV generally supports the broadest range of connection options.

Your Wi-Fi network affects wireless performance. Screen mirroring is bandwidth-intensive — a congested 2.4GHz network can cause lag and dropped frames. A 5GHz connection, if both your TV and phone support it, tends to perform better for mirroring.

Your phone's OS and manufacturer determines which options are even available. Galaxy devices have the deepest Samsung TV integration (Smart View, DeX, Link to Windows features). iPhones are limited to AirPlay on compatible TVs or a wired adapter. Non-Samsung Android phones land somewhere in between, depending on whether they support Miracast and which casting apps they use.

What you're trying to do also changes the best method. Casting a YouTube video from the app is cleaner than mirroring your whole screen. Mirroring is better for screen-sharing scenarios like slideshows or browsing. A wired HDMI connection is best when reliability matters more than convenience. 📺

The Variable That Determines the Right Setup

The gap between "this works in theory" and "this works for me" usually comes down to three things in combination: the specific Samsung TV model you have, the phone you're using, and what you're actually trying to connect for.

Someone with a 2022 Galaxy S device connecting to a 2023 Samsung QLED has nearly every option available. Someone with an older iPhone and a 2017 Samsung TV has far fewer — and may need a cable adapter as the practical fallback. The methods above all work, but which one works well for your situation depends on exactly that combination.