TCL 65Q8C 65 Zoll QD-Mini LED-Fernseher, 4K HDR Premium 4500, ZeroBorder™, Smart Google TV, CrystGlow WHVA-Panel, Audio von Bang & Olufsen, 144Hz Motion Clarity Pro, Dolby Vision IQ & Atmos — Error codes & fixes

Troubleshooting guide for the TCL 65Q8C 65 Zoll QD-Mini LED-Fernseher, 4K HDR Premium 4500, ZeroBorder™, Smart Google TV, CrystGlow WHVA-Panel, Audio von Bang & Olufsen, 144Hz Motion Clarity Pro, Dolby Vision IQ & Atmos. Diagnose an error code and find the fix.

Wi-Fi connection failure

wifi-connect

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

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

Remote control not working

remote-not-working

The soundbar remote does not respond, often due to dead batteries or a pairing issue.

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

Screen flickering

screen-flicker

The screen flickers, often due to a refresh rate issue, a loose cable, or a failing panel.

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

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