screen-flicker Troubleshooting

Screen flickering on the Ubluker 10K 8K 4K HDMI 2.1 Kabel 48Gbps 1M, Zertifiziertes Ultra High Speed | 0,01ms CEC Ethernet 240Hz 200Hz 180Hz 165Hz 144Hz 120Hz 60Hz HDR10+ ARC eARC HDCP2.3 Netflix TV PC Monitor Projektor PS5 Xbox

Source: YouTube — repair & troubleshooting videos Confidence: 60% Verified Aug 9, 2026

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

How to fix Screen flickering

Check the cable

Reseat the HDMI cable and try a different port.

Source: YouTube — repair & troubleshooting videos Confidence: 60% Verified Aug 9, 2026

Difficulty: ★ Est. 3 min

Parts needed: Ubluker UB111 HDMI Cable

Check the refresh rate

Ensure the source device's refresh rate matches the TV's supported rate.

Source: YouTube — repair & troubleshooting videos Confidence: 60% Verified Aug 9, 2026

Difficulty: ★ Est. 5 min

Replacement parts for the Ubluker 10K 8K 4K HDMI 2.1 Kabel 48Gbps 1M, Zertifiziertes Ultra High Speed | 0,01ms CEC Ethernet 240Hz 200Hz 180Hz 165Hz 144Hz 120Hz 60Hz HDR10+ ARC eARC HDCP2.3 Netflix TV PC Monitor Projektor PS5 Xbox

Ubluker UB111 Remote Control Ubluker UB111 Stand Ubluker UB111 Power Cable Ubluker UB111 Wall Mount Ubluker UB111 HDMI Cable

← All Ubluker 10K 8K 4K HDMI 2.1 Kabel 48Gbps 1M, Zertifiziertes Ultra High Speed | 0,01ms CEC Ethernet 240Hz 200Hz 180Hz 165Hz 144Hz 120Hz 60Hz HDR10+ ARC eARC HDCP2.3 Netflix TV PC Monitor Projektor PS5 Xbox error codes

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