screen-flicker Troubleshooting

Screen flickering on the GANA HDMI-Splitter 4 K, 2 in 1 oder 1 Eingang, 2 Ausgänge aus Aluminium, für TV, PC, Laptop, DVD, PS4, PS3, Xbox 360, Xbox One, TV Stick, Spielbox, Player

Source: iFixit — repair guides & answers 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

Update the display driver

Update the graphics driver from the manufacturer's website.

Source: iFixit — repair guides & answers Confidence: 60% Verified Aug 9, 2026

Difficulty: ★★ Est. 10 min

Check the display cable

If the flicker persists, the display cable may be loose and need reseating.

Source: iFixit — repair guides & answers Confidence: 60% Verified Aug 9, 2026

Difficulty: ★★★ Est. 30 min

Replacement parts for the GANA HDMI-Splitter 4 K, 2 in 1 oder 1 Eingang, 2 Ausgänge aus Aluminium, für TV, PC, Laptop, DVD, PS4, PS3, Xbox 360, Xbox One, TV Stick, Spielbox, Player

GANA Bi-HDMI Replacement Battery GANA Bi-HDMI Charger GANA Bi-HDMI Keyboard GANA Bi-HDMI Trackpad GANA Bi-HDMI Display Panel GANA Bi-HDMI NVMe SSD GANA Bi-HDMI RAM Module GANA Bi-HDMI Laptop Case

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