wifi-connect Troubleshooting

Wi-Fi connection failure on the Samsung Crystal UHD U8079F 4K 55 Zoll LED Fernseher

Source: Samsung TV support — no signal / HDMI Confidence: 80% Verified Aug 9, 2026

The purifier cannot connect to the app or Wi-Fi, blocking remote control and monitoring.

How to fix Wi-Fi connection failure

Reconnect to Wi-Fi

Reconnect the TV to your Wi-Fi network in the settings menu.

Source: Samsung TV support — no signal / HDMI Confidence: 80% Verified Aug 9, 2026
Difficulty: ★ Est. 5 min

Restart the router

Power-cycle your router and retry the connection.

Source: Samsung TV support — no signal / HDMI Confidence: 80% Verified Aug 9, 2026
Difficulty: ★ Est. 5 min

Replacement parts for the Samsung Crystal UHD U8079F 4K 55 Zoll LED Fernseher

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← All Samsung Crystal UHD U8079F 4K 55 Zoll LED Fernseher error codes

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