How to Cast Your Android Phone Screen to TV (2026 Guide)

Photos, videos, presentations, games — everything is better on the big screen. Casting your Android phone to your TV takes only a minute once you know which method fits your setup, but the number of options (Chromecast, Smart View, Miracast, HDMI cable) confuses most people into doing nothing. This guide walks through every reliable method, what each one needs, and how to fix the lag and connection drops that ruin the experience.

Before You Start: The One Requirement

Every wireless method needs your phone and your TV (or casting device) on the same Wi-Fi network. This is the single most common reason casting fails — a phone on mobile data, or on the 5 GHz band while the TV sits on 2.4 GHz (some routers treat these as separate networks), and the TV simply will not appear. Check both devices are on the same Wi-Fi name before anything else.

Method 1: Cast with Chromecast / Google TV

If you own a Chromecast dongle, a Google TV, or a smart TV with Chromecast built in (most Android TVs, plus many TVs from TCL, Hisense, Sony and others), this is the smoothest option — and it is completely free with hardware you already have.

Cast the whole screen:

1. Install the Google Home app from the Play Store and sign in.
2. Make sure your TV is on and connected to the same Wi-Fi.
3. In Google Home, tap Devices → your TV → Cast my screen → Cast screen.
4. Your entire phone screen now appears on the TV. Rotate the phone to landscape for full-screen video.

Cast from inside apps (better quality):

For YouTube, Netflix and most streaming apps, look for the cast icon (a rectangle with Wi-Fi waves) at the top of the app, tap it, and choose your TV. This method streams directly to the TV instead of mirroring your screen — better quality, no lag, and your phone battery barely drains. You can even use other apps while the video plays.

Method 2: Samsung Smart View / SmartThings

Samsung phones have first-class casting to Samsung TVs — no extra hardware, and it handles phones, tablets and even DeX desktop mode.

1. On your Samsung phone, swipe down twice to open the full Quick Settings panel.
2. Tap Smart View (on older phones this may be called Screen Mirroring).
3. Choose your Samsung TV from the list and confirm the PIN if one appears on the TV.
4. For extra options, open the SmartThings app → select your TV → Screen mirroring (Smart View). Here you can also choose screen orientation and audio output.

Samsung's method also works with many non-Samsung smart TVs that support Miracast — if your TV appears in the list, it will work.

Method 3: Miracast — the Built-In Wireless Display

Most Android phones and many smart TVs (LG, Sony, older models without Chromecast) support Miracast, an open wireless display standard. It does not need internet — just Wi-Fi turned on.

1. On your TV, enable screen mirroring / screen share / Miracast mode (check under Settings → Network or the input source menu — names vary by brand).
2. On your phone, open Settings → Connected devices → Connection preferences → Cast (or swipe down Quick Settings and tap Screen Cast).
3. Wait for your TV to appear, tap it, and accept the pairing prompt on the TV.

Miracast is slightly more laggy than Chromecast (expect a fraction of a second delay), so it is great for photos, presentations and videos, but less ideal for fast action games.

Method 4: Wired Casting with USB-C to HDMI

The most reliable method of all — zero lag, no Wi-Fi needed, works with any TV that has an HDMI port. Buy a USB-C to HDMI cable (or a USB-C hub with HDMI), plug it into your phone and an HDMI port on the TV, and switch the TV to that input.

• Most Samsung, Xiaomi, OnePlus and Motorola phones support video output over USB-C. Check your model's specs if unsure.
• On supported Samsung phones this triggers Samsung DeX, turning your TV into a desktop — handy for presentations.
• Keep a charger handy: wired casting drains the battery, and some cables pass power through so the phone charges while connected.

Casting from Inside Apps vs. Mirroring the Whole Screen

These are two different things, and choosing right matters:

• Casting from inside an app (the cast icon): the TV fetches the video directly. Best quality, no lag, phone stays free. Always prefer this for YouTube, Netflix, Spotify and similar apps.
• Mirroring your screen (Google Home → Cast my screen, Smart View, Miracast): everything you do shows up — great for photos, apps without a cast button, games and presentations. Uses more battery and can lag slightly.

Privacy Habits: What Not to Show the Room

The whole screen is exactly that — whole. Before mirroring at a gathering:

• Turn on Do Not Disturb so personal notifications do not pop up on the TV.
• Close messaging and banking apps; sensitive previews can appear when you switch apps.
• Disable notification content on the lock screen (Settings → Notifications → lock screen → Hide sensitive content) — the same rule applies on the big screen.
• Never cast on someone else's TV or a public/hotel Wi-Fi without checking who can see — cast sessions can be visible to others on the network.

Fixes for the 5 Most Common Casting Problems

1. TV doesn't appear in the list

Confirm both devices are on the same Wi-Fi network (see the top of this guide). Restart the TV and the phone. On the TV, open the casting/mirroring input or app once — many TVs only advertise themselves when it is active.

2. Video stutters or lags

Move closer to the router, or switch both devices to the 5 GHz band. Close heavy apps on the phone. If the lag persists, cast from inside the app instead of mirroring the screen.

3. Audio plays from the phone, not the TV

While casting, tap the volume buttons — a cast volume slider should appear. Also check Settings → Sound → media output on some phones, which lets you route audio back to the phone deliberately; make sure it points at the TV.

4. Picture looks stretched or has black bars

Rotate your phone to landscape. Some apps only mirror in portrait — there is no fix for those except the in-app cast button. On Samsung, Smart View's aspect ratio option can force-fit the picture.

5. Casting worked yesterday but not today

Routers sometimes hand devices new network segments after a reboot. The fix is boring but effective: unplug the router for 30 seconds, let everything reconnect, and try again.

Frequently Asked Questions

Does casting use mobile data?

Screen mirroring itself uses your Wi-Fi, not mobile data. But if the video your phone plays comes from the internet (YouTube, Netflix), that data still downloads — cast on Wi-Fi to avoid burning your mobile package.

Is casting free?

Yes — Chromecast built-in, Smart View, Miracast and wired HDMI all cost nothing beyond the hardware you already own (a cable if you go wired).

Why is there a delay when mirroring games?

Wireless mirroring encodes and transmits video in real time, adding a small delay. For gaming, wired HDMI is the answer; wireless is fine for casual games but not for anything reflex-based.

Can I cast to a TV that isn't "smart"?

Yes — plug a Chromecast dongle (or any Google TV stick) into its HDMI port, or use the USB-C to HDMI cable method. Any TV with HDMI becomes castable.

Start with the method that matches your hardware — Chromecast built-in for most people, Smart View for Samsung, Miracast for other TVs, and a cable when reliability matters most. Once it works the first time, connecting the second time takes about ten seconds.