How to Connect a Smart TV to Wi-Fi (2026)

Last verified: August 4, 2026

Quick answer

To connect a smart TV to Wi-Fi, open the television’s Network or Network & Internet settings, turn Wi-Fi on, select the correct home network name, enter its case-sensitive password, and wait for the TV to confirm both the local-network and internet connection. Samsung, LG, Google TV, and Roku use different menu names, so follow the brand-specific path below rather than copying a menu from another platform.

Have the TV model, remote, Wi-Fi network name (SSID), and password ready. Do not post a photo of the password screen, router label, MAC address, public IP address, activation code, or account sign-in.

What you need before connecting

Item	Why it matters	Safe check
Exact television model	Menus and supported Wi-Fi bands vary	Read the model label or About/Support screen
Working router and internet service	The TV can join Wi-Fi even when the router has no internet	Test the intended network on a phone or computer
Wi-Fi name (SSID)	Guest, extender, and band names can look similar	Compare the exact name with a trusted connected device
Wi-Fi password	Passwords are case-sensitive	Retrieve it from the authorized router or ISP account
Working remote	Initial setup normally requires on-screen entry	Replace batteries or pair the remote if prompted
Account access, if required	App stores and personalization may require a platform account	Use the official sign-in or activation route only

A smart TV does not need an internet connection for every function. HDMI inputs and an antenna can continue to work on supported sets without Wi-Fi, but streaming apps, software updates, account services, and app downloads normally require internet access.

Understand the three connection stages

“Connected” can describe three different results:

1. TV to Wi-Fi: the television has joined the router or access point.
2. Router to internet: the router has a working connection beyond the home network.
3. App or account access: an individual service accepts the device, location, plan, and sign-in.

A check mark beside the Wi-Fi name proves the first stage, not necessarily the other two. Verify the television’s network-status screen and one official app before declaring setup complete.

Use the universal Wi-Fi setup sequence

1. Turn on the router and wait until it finishes starting.
2. Turn on the TV and open Settings.
3. Choose Network, Connection, or Network & Internet.
4. Turn Wi-Fi on if the platform provides a separate switch.
5. Select the exact home network name.
6. Enter the password with the correct capital letters, numbers, and symbols.
7. Choose Connect, Done, Enter, or OK.
8. Open the network-status screen and confirm internet access.
9. Install the television software update offered for the exact model.

Do not press a router factory-reset button merely because the television cannot see the network. A router reset can erase the household network name, password, ISP configuration, mesh settings, and device rules.

Connect a Samsung smart TV to Wi-Fi

Samsung’s current U.S. instructions use this route on applicable models:

1. Use the remote to open Settings.
2. Select General, then Network.
3. Select Open Network Settings.
4. Choose the Wi-Fi network.
5. Enter the password, select Done, then OK.

Menu wording can differ on newer or older Samsung software. Samsung also notes that selected 2018 NU-series models listed in its support article support 2.4 GHz rather than 5 GHz. Check the exact model manual before assuming a missing 5 GHz name means the router is broken.

A Samsung Account may be required for network-based smart services. Account sign-in is separate from joining Wi-Fi, and external HDMI or over-the-air television can remain available without that account on supported sets.

After the TV is connected, use How to Screen Mirror to a Samsung TV for Smart View, SmartThings, AirPlay, Windows Miracast, HDMI, privacy, and DRM-specific guidance.

Connect an LG smart TV to Wi-Fi

LG’s current help separates menu paths by webOS generation. For 2021 and later webOS 6.0-or-later models, the common route is Settings → All Settings → General → Network → Wi-Fi Connection. LG’s July 2026 app guidance lists a newer route for 2026-and-later webOS 26 models: Settings → All Settings → System → Network → Wi-Fi Connection.

1. Open the correct Network menu for the model and webOS version.
2. Select Wi-Fi Connection.
3. Choose the exact SSID.
4. Enter the password and select Enter.
5. Select the connected network to inspect its status.

Older LG paths may appear under Connection or Network rather than General or System. Use the model’s built-in help or official manual instead of changing country settings to make a menu appear.

Connect a Google TV or Android TV to Wi-Fi

During initial Google TV setup, choose the language and region, then use the offered QR-code phone setup or select Set up on TV instead or Manual setup. Google’s current setup page requires a Wi-Fi or Ethernet connection and notes that some device models require 5 GHz during setup.

On an already configured Google TV:

1. From the home screen, open Settings.
2. Select Network & Internet.
3. Turn Wi-Fi on.
4. Select the intended network and enter its password.
5. Confirm the correct network and band in the same menu.

Google says WPA2-Enterprise is not supported in its documented setup flow, and unsecured networks may not appear on Google TV. Do not weaken the entire router to an open network. Use a supported personal network, Ethernet, or instructions from the authorized network administrator.

Connect a Roku TV to Wi-Fi

Roku TV Guided Setup asks for a country and home use mode before the network step:

1. Choose the wireless network from the list.
2. Enter the password; use Show password to check typing where offered.
3. If the network is absent, select Scan again.
4. Allow Roku OS updates to download and let the television restart.
5. Use Roku’s official activation flow to link an account if requested.

Roku states that activation is free. Ignore websites, calls, or messages that demand a setup or activation fee. Enter account and payment details only on Roku’s official on-screen or web route.

Use Ethernet when wireless setup is unsuitable

If the TV has a LAN port, connect an Ethernet cable from a router LAN output to the television. Do not connect the TV to the router’s internet/WAN input. Samsung says applicable TVs can connect after the cable is installed and the Network menu is opened. LG likewise documents connecting the television LAN socket to a router output.

Ethernet can be useful when Wi-Fi is weak, the television does not support the router’s band, or a crowded wireless environment causes interruptions. It does not fix an ISP outage, disabled router DHCP, account problem, app outage, or unsupported streaming service.

Choose the correct network and Wi-Fi band

What appears	What to verify	Do not assume
Two similar 2.4 GHz and 5 GHz names	Which bands the exact TV supports	That 5 GHz is always supported or always better at distance
One combined mesh network name	Router compatibility and band steering	That a missing separate band name is a fault
Guest network	Internet access and client-isolation policy	That casting or phone control will work between isolated devices
Hidden network	Exact SSID, security type, and model support	That hiding an SSID replaces strong encryption
Hotel, dorm, or office network	Portal, registration, and administrator rules	That the TV supports the login method

2.4 GHz often reaches farther, while 5 GHz can provide more capacity at shorter range, but walls, interference, router placement, channel use, and device support determine the real result. Measure the connection instead of choosing a band from its name alone.

Enter the Wi-Fi password safely

• Use the same authorized household password that works on a trusted device.
• Check capital letters and similar characters such as zero and the letter O.
• Use Show password only when nobody else can view the screen.
• Do not send the password, router label, QR code, or activation code to an unknown “support” contact.
• Do not reuse the television account password as the Wi-Fi or router-administration password.

If the password is forgotten, use the ISP or router manufacturer’s authorized recovery instructions. Avoid resetting the router until you understand which settings and devices will be affected.

Verify the connection after setup

1. Open the TV’s network-status or connection-test screen.
2. Confirm the intended SSID is selected.
3. Check that both the local network and internet stages pass.
4. Open the official app store or one already installed legitimate app.
5. Check for a television software update.
6. Confirm the displayed date, time, and region are correct.

After the connection works, follow the smart TV app-update guide to distinguish app updates from TV firmware. If room-level signal or speed is poor, use the Wi-Fi measurement and optimization guide before buying an extender or router.

Handle captive portals and managed networks

Hotels, dormitories, workplaces, and apartment networks may require a browser portal, enterprise identity, device registration, proxy, or administrator approval. Some smart TVs cannot complete those flows.

Do not bypass a venue’s or employer’s access controls. Ask the authorized network administrator whether smart TVs are permitted and how to register the device without exposing its credentials. If the network requires unsupported authentication, use an approved Ethernet route, a policy-compliant personal connection, or offline HDMI/antenna inputs.

Know when setup has become troubleshooting

If the correct network is missing, the password is rejected repeatedly, the TV joins Wi-Fi but reports no internet, or only one app fails, stop repeating setup. Record the exact model, software version, network-test result, and on-screen error. Then use the smart TV connection diagnostic to separate TV-to-router, router-to-internet, one-app, DHCP, compatibility, captive-portal, and hardware faults.

Do not begin with manual DNS, a television factory reset, or weaker router security. Those changes can erase evidence or create new risks. A factory reset cannot repair an ISP outage or unsupported Wi-Fi hardware.

Use local features only after the network is trusted

Phone remotes, media casting, and screen mirroring may require both devices to be on the same local network and not isolated from each other. Use these features only on a network you trust, verify the television name before accepting a request, and disconnect shared-room sessions after use.

For an LG television, the LG TV screen-mirroring guide explains the difference between AirPlay, Screen Share/Miracast, Google Cast, and HDMI. Joining Wi-Fi does not itself grant access to paid media or override DRM, account, copyright, or regional rules.

Frequently asked questions

Can a smart TV work without Wi-Fi?

Yes, depending on the model. HDMI devices and over-the-air antenna television can work without internet access. Streaming apps, app downloads, account services, and software updates generally require a working internet connection.

Why does the TV say connected but apps do not work?

The TV may have joined the router while the router lacks internet access, or the affected app may have an account, service, region, entitlement, or compatibility problem. Test the network-status screen and a second unrelated app.

Should I use 2.4 GHz or 5 GHz for a smart TV?

Use a band supported by the exact television and suitable for its location. 5 GHz can offer more capacity at shorter range; 2.4 GHz can reach farther. Router placement, walls, interference, channel use, and model support matter more than a universal label.

Should I factory-reset the TV if Wi-Fi setup fails?

Not first. Recheck the SSID, password, band, model support, router internet access, and an Ethernet or trusted-hotspot comparison before using a documented network reset. A full factory reset erases accounts, apps, and settings.

Primary sources and refresh rule

• Samsung Support: connect a Samsung TV to the internet
• LG Support: current network menus and connection checks
• LG Support: set up a wired TV connection
• Google TV Help: set up a Google TV device and remote
• Google TV Help: check Wi-Fi and connection settings
• Roku Support: set up a Roku TV
• Roku Support: find and enter a network name and password

Refresh this guide when Samsung, LG, Google TV, or Roku changes its setup menus, account requirements, supported security methods, or activation flow. Always check the exact model manual because brand-level paths do not cover every television generation or region.