The most common reasons your TV loses WiFi or won't connect

Your TV drops WiFi or refuses to connect because of one of four things: the router is too far away or blocked by walls, your TV's WiFi chip is outdated or damaged, the network password is wrong, or the router itself is having problems. Start by checking the distance — if your TV is more than 30 feet from the router or separated by multiple walls, the signal may be too weak. Move closer temporarily to test whether distance is the issue.

If the TV is close to the router and still won't connect, restart both devices. Unplug the router for 30 seconds, then plug it back in and wait for all lights to stabilize. Then restart the TV by unplugging it for 10 seconds. This clears temporary errors that prevent connection. If the TV still won't connect after a restart, the problem is usually the password, the TV's network settings, or a hardware failure in the TV's WiFi component.

Key Takeaways

  • Distance and walls between your TV and router are the most common cause — test by moving the TV closer to the router temporarily.
  • Restart both the router and TV by unplugging each for 30 seconds, which fixes most connection problems without further troubleshooting.
  • Check that you are typing the WiFi password correctly, including capital letters and special characters, because the TV will not tell you if it is wrong.
  • If the TV connects to other networks but not yours, your router may need a restart or a settings change to broadcast on both 2.4 GHz and 5 GHz bands.
  • If nothing works, your TV's WiFi hardware may be failing, and you will need either a repair or a WiFi adapter that plugs into the TV's USB or ethernet port.

Check the WiFi password and network name

The TV will not tell you if the password is wrong — it will straightforward say "cannot connect" or "incorrect password." Open the WiFi settings on your phone or computer and look at the exact network name your router is broadcasting. On the TV, make sure you are selecting that exact name. Capital letters, numbers, and special characters all matter.

When you type the password on the TV, use the on-screen keyboard carefully. Most TVs show dots instead of the actual characters you typed, so it is straightforward to make a mistake. If you are unsure, write the password down from your router's label or your account with your internet provider, then type it slowly on the TV. If the TV still says the password is wrong after you have typed it three times, move to the next step.

Move the TV closer to the router and test

WiFi signal weakens with distance and is blocked by walls, metal, and concrete. If your TV is in a bedroom and the router is in a living room on the other side of the house, the signal may be too weak to connect reliably. Temporarily move the TV to within 10 feet of the router with a clear line of sight — no walls between them — and try connecting again.

If the TV connects when it is close to the router, you have confirmed that distance or obstacles are the problem. You can then decide whether to move the router, move the TV, or add a WiFi extender or mesh system to strengthen the signal in that room. If the TV still will not connect even when it is close to the router, the problem is not distance.

Restart the router and check its settings

Unplug the router from power for 30 seconds, then plug it back in. Wait two to three minutes for all the lights to stop blinking and stabilize. This clears temporary errors and often restores connections that were working before.

After the router restarts, check whether it is broadcasting on both 2.4 GHz and 5 GHz bands. Older TVs can only connect to 2.4 GHz, while newer ones can use either. Log into your router's settings by opening a web browser on your computer and typing the router's IP address (usually printed on the router itself, often 192.168.1.1). Look for a WiFi settings or wireless settings page. If the router is set to broadcast only 5 GHz, change it to broadcast both bands, then restart the router again.

Forget the network and reconnect from scratch

On the TV, go to Settings, then Network or WiFi. Find the option to view saved networks or forget networks. Select your WiFi network and choose "Forget." This removes the stored password and any corrupted connection settings.

After forgetting the network, go back to the WiFi list and select your network again. When the TV asks for the password, type it in carefully. This forces the TV to create a fresh connection instead of using old settings that may be corrupted. Wait 30 seconds after entering the password to see whether the connection succeeds.

Check whether the TV's WiFi hardware is working

If the TV will not connect to any network, even after restarting and moving close to the router, the WiFi chip inside the TV may be damaged or failing. Test this by checking whether the TV can see any networks at all. Go to Settings, then Network or WiFi, and look at the list of available networks. If you see other networks from neighbors but not your own, the problem is your router. If you see no networks at all, the TV's WiFi hardware is likely not working.

If the WiFi hardware is not working, you have two options. The first is to use an ethernet cable if your TV has an ethernet port — plug one end into the TV and the other into the router. The second is to buy a WiFi adapter that plugs into the TV's USB port or HDMI port. These adapters cost between $20 and $60 and give the TV a second WiFi connection that works independently of the built-in chip.

Update the TV's software

Outdated software can cause WiFi problems. Go to Settings, then About or System, and look for a Software Update or System Update option. If an update is available, connect the TV to WiFi using a wired ethernet cable if you have one, or move it close to the router, then run the update. The TV will restart during the update, which may take 10 to 30 minutes.

After the update completes, restart the TV and try connecting to WiFi again. Software updates often fix connection bugs that the manufacturer has discovered since the TV was made.

Frequently Asked Questions

Why does my TV connect to WiFi but then disconnect after a few minutes?

This usually means the signal is too weak or the TV is overheating. Move the TV closer to the router, make sure there is air space around the TV's vents, and check whether other devices in your home are using a lot of bandwidth. If the problem continues, restart the router and update the TV's software.

Can I use a WiFi extender to fix my TV's connection?

Yes, but only if the problem is distance or weak signal. A WiFi extender repeats your router's signal and can reach rooms the main router cannot. Place it halfway between the router and the TV, and connect the TV to the extender's network instead of the main router.

What if my TV connects to the guest network but not the main network?

This usually means the main network is set to 5 GHz only and your TV only supports 2.4 GHz. Log into your router and change the WiFi settings to broadcast both bands, or create a 2.4 GHz network specifically for older devices.

Do I need to factory reset my TV to fix WiFi problems?

No. A factory reset erases all your settings and apps, so try everything else first. Only reset the TV if you have confirmed the WiFi hardware is working and the problem persists after restarting, updating software, and forgetting and reconnecting to the network.

Can a bad WiFi password cause the TV to not see the network at all?

No. A wrong password means the TV sees the network but cannot connect to it. If the TV does not see your network in the list of available networks, the router is not broadcasting it, or the TV's WiFi hardware is not working.