ONN TV Wi-Fi Not Working? 10 Fixes That Actually Work

Your ONN TV won’t connect to Wi-Fi, and nothing you’ve tried so far has worked. After testing both the 50-inch and 65-inch ONN 4K models on Roku OS 13.0, I found that most connections come back within minutes using the steps below. The fix is almost always software-related, not a hardware defect.

#Power Cycle Your ONN TV and Router

Start here. Power cycling fixes most Wi-Fi problems by clearing corrupted cache data that accumulates over weeks.

1. Unplug the ONN TV power cord from the wall outlet.
2. Unplug your router’s power cord at the same time.
3. Wait 60 seconds. This drains residual power from both devices.
4. Plug the router back in first. Wait two minutes for it to fully boot.
5. Plug the ONN TV back in and turn it on.

Check Settings, Network after about 90 seconds to see if your Wi-Fi network appears. On my ONN 50-inch 4K, this single step resolved a connection that had been dropping every 20 minutes for three days.

TV still won’t power on after unplugging? That’s a hardware problem, not Wi-Fi. See the guide on fixing an ONN TV that won’t turn on.

#Why Won’t Your ONN TV Find Any Wi-Fi Networks?

Zero networks showing? The wireless radio is the likely culprit, not your router.

Toggle Airplane Mode to force a rescan. Go to Settings, Network, Airplane Mode, turn it on, wait 10 seconds, then switch it back off. This resets the wireless chip and triggers a fresh frequency scan across both the 2.4 GHz and 5 GHz bands.

If networks still don’t appear, check your router’s admin panel. Some routers hide the SSID by default after a firmware update, which means your TV can’t see the network name during its scan. Log into 192.168.1.1 (or your router’s gateway IP) and confirm that SSID broadcast is enabled. Roku’s official Wi-Fi troubleshooting page confirms that hidden SSIDs cause most “no networks found” errors on their devices.

I’ve also seen this on two ONN 65-inch models that were wall-mounted with tight VESA brackets pressing against the back panel, loosening the internal Wi-Fi antenna connector. If your TV finds networks at close range but not from 15 feet away, try repositioning it temporarily.

#Update Your ONN TV Firmware

Outdated Roku OS builds contain known Wi-Fi bugs. Roku pushed a fix for intermittent 5 GHz disconnections in OS 12.5 and another stability patch in OS 13.0. According to Roku’s release notes, the OS 13.0 update specifically addresses network timeout errors on budget Roku TV models including the ONN lineup.

1. Go to Settings, System, System Update, Check Now.
2. If an update is available, your TV downloads and installs it automatically.
3. The TV restarts after the update finishes.

After rebooting, reconnect to Wi-Fi and monitor for 10 minutes. Firmware was the culprit if the connection holds steady.

No internet for the update? Plug an Ethernet cable into the TV’s LAN port temporarily, run the update over wired, then switch back.

#Reset Your Network Connection

A network connection reset wipes all stored Wi-Fi credentials and forces your ONN TV to re-authenticate from scratch. This solves password mismatch errors that happen after changing your router password or switching routers.

1. Go to Settings, Advanced System Settings, Network Connection Reset.
2. Confirm when prompted. The TV restarts automatically.
3. After rebooting, go to Settings, Network, Set Up New Connection.
4. Select your Wi-Fi network and enter the password carefully.

Not a factory reset. Only network data gets cleared.

ONN TV keeps restarting during this process? That’s a separate hardware or firmware issue. See the ONN Roku TV restarting guide for those specific symptoms.

#How Do You Fix ONN TV Wi-Fi by Changing Router Settings?

Your router’s configuration matters as much as the TV’s settings. Three specific changes make the biggest difference, and I’ve verified each one on my own setup.

#Switch the Wi-Fi Channel

Routers default to Auto channel selection, which often picks a congested frequency shared by your neighbors. Log into your router’s admin dashboard and set the 2.4 GHz band to channel 1, 6, or 11 manually. These are the only three non-overlapping channels on the 2.4 GHz spectrum, so picking one of them avoids cross-channel interference that Auto mode creates.

For 5 GHz, use channels 36, 40, 44, or 48. Reconnect your TV after switching.

#Update Router Firmware

Router firmware gets stale too. Check your brand’s support page for the latest version, download it, and install from the admin dashboard. Outdated router firmware is one of the most overlooked causes of device-specific Wi-Fi failures, especially with budget Roku TVs that are sensitive to timing-related network bugs.

#Disable Band Steering

Some dual-band routers use band steering to push devices between 2.4 GHz and 5 GHz automatically. Roku’s support documentation states that ONN TVs sometimes struggle with this handoff, causing repeated disconnections. Turn band steering off in your router’s wireless settings and connect your TV to one specific band instead of letting the router choose.

#Clear the Roku Cache on Your ONN TV

A bloated system cache can block network operations. Roku doesn’t have a “clear cache” button in the menus, but there’s a remote shortcut.

1. Press the Home button on your remote five times quickly.
2. Press Up once, then Rewind twice, then Fast Forward twice.
3. The TV restarts immediately and clears the system cache during boot.

Takes about 45 seconds. After streaming for an hour on my ONN 65-inch following this cache clear, the Wi-Fi connection stayed rock solid when it had been dropping every 15 minutes before. If your remote isn’t responding, see the ONN TV remote troubleshooting guide.

#Connect Your ONN TV With an Ethernet Cable

Plugging in an Ethernet cable confirms whether the problem is Wi-Fi-specific or a broader internet issue.

1. Run an Ethernet cable from your router’s LAN port to the Ethernet port on the back of your ONN TV.
2. Go to Settings, Network, and select Wired.
3. The TV pulls an IP address automatically.

If wired works but wireless doesn’t, the issue is isolated to Wi-Fi. If wired also fails, the problem is your router, your ISP, or the TV’s network hardware.

No cable run possible? Powerline adapters ($30-$50) send internet through your home’s electrical wiring instead.

#How Do You Change DNS Settings for Your ONN TV?

Bad DNS blocks streaming even when Wi-Fi works. Roku OS doesn’t expose DNS fields, so change this on your router.

1. Log into your router’s admin panel (usually 192.168.1.1 or 192.168.0.1).
2. Find the DNS settings under WAN or Internet settings.
3. Set Primary DNS to 8.8.8.8 (Google) and Secondary to 1.1.1.1 (Cloudflare).
4. Save and reboot the router.

Google and Cloudflare DNS respond in under 15ms for most US locations, compared to 50-100ms from many ISP resolvers. Every device on your network benefits from this change. For more general troubleshooting, see the complete guide to ONN TV problems.

#Factory Reset as a Last Resort

If nothing else works, a factory reset wipes everything and returns your ONN TV to its original state. You’ll lose all installed channels and saved preferences.

1. Go to Settings, Advanced System Settings, Factory Reset.
2. Select Factory Reset Everything.
3. Enter your parental control PIN if you set one (default is 0000).
4. The TV restarts and launches the initial setup wizard.

Test Wi-Fi before reinstalling channels. If the connection still fails after a factory reset, the TV’s Wi-Fi hardware is likely defective. Contact Roku Support or return the TV to Walmart within the warranty window. To find the physical reset button on your specific model, check the ONN TV reset button location guide.

#Bottom Line

Power cycle first. Unplug both your ONN TV and router for 60 seconds. That single step resolves most Wi-Fi failures without any other changes needed.

If it doesn’t work, update the firmware, reset the network connection, and check your router’s channel settings. Switching DNS to Google (8.8.8.8) fixes the less obvious cases where Wi-Fi shows connected but streaming apps won’t load.

For persistent issues, plug in an Ethernet cable to confirm the problem is wireless-specific, then try the Roku cache clear shortcut. Save the factory reset for last, and contact Roku or Walmart about warranty service if nothing works.

Screen going black during troubleshooting? That’s a display issue covered in the ONN Roku TV black screen fix guide.

#FAQ

#Does the 2.4 GHz or 5 GHz band work better for ONN TV?

5 GHz. It delivers faster speeds with less interference, which matters for 4K streaming that needs 15-25 Mbps of consistent bandwidth. The tradeoff is range. Use 5 GHz when your TV sits within 20 feet of the router with no more than one wall between them, and switch to 2.4 GHz if the TV is farther away or separated by multiple walls.

#Can I use a Wi-Fi extender with my ONN TV?

Yes, but mesh systems work better. Extenders halve your bandwidth. Mesh systems like eero use dedicated backhaul channels instead.

#Why does my ONN TV connect to Wi-Fi but not load any apps?

DNS resolution is probably failing. Switch your router’s DNS to 8.8.8.8 and 1.1.1.1, then reboot it. If apps still won’t load after the DNS change, check Roku’s support page for server outages. When Roku’s activation servers go down, every Roku-powered TV loses app access until the service recovers, usually within a few hours.

#How far can an ONN TV be from the router and still connect?

About 30 feet with clear line of sight. Walls cut that range by 30-50% each.

#What should I do if my ONN TV keeps disconnecting?

Disable band steering first. Then manually assign your TV to either 2.4 GHz or 5 GHz and switch the channel from Auto to a fixed one (1, 6, or 11 for 2.4 GHz). Roku recommends these two changes as the primary fix for intermittent disconnections on all Roku-powered TVs, and after testing this combination on my ONN setup, the drops stopped completely within a day.

#Will a factory reset delete my Roku account?

No. Your Roku account stays active at my.roku.com. All purchased channels and subscriptions remain tied to your account, and signing back in during the setup wizard restores your channel list automatically. The only things lost are local display settings and stored Wi-Fi passwords.

#How do I check my ONN TV’s Wi-Fi signal strength?

Go to Settings, Network, About. Signal strength above -50 dBm is solid, while anything between -50 and -70 dBm works but may drop during peak hours. Below -70 dBm causes buffering and disconnections that a mesh node or repositioning will fix.