screen-flicker Troubleshooting

Screen flickering on the LG Ultragear™ 45GX950A-B.AEU 21:9 Curved 800R 5K2K OLED

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 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

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: LG C3 OLED HDMI Cable, LG UltraGear 27GN950 HDMI Cable, LG UltraGear 27GP850 HDMI Cable, LG 43lr60006 HDMI Cable, LG OLED65C5ELB HDMI Cable, LG 55UA75006LA HDMI Cable, LG OLED48B59LA HDMI Cable, LG 32LQ63806LC HDMI Cable, LG 55NANO80A6B HDMI Cable, LG OLED65C5ELB HDMI Cable, LG 55UA75006LA HDMI Cable, LG OLED48B59LA HDMI Cable, LG 32LQ63806LC HDMI Cable, LG 55NANO80A6B HDMI Cable, LG 43lr60006 HDMI Cable, LG OLED65C5ELB HDMI Cable, LG Ultragear™ 45GX950A-B.AEU 21:9 Curved 800R 5K2K OLED HDMI Cable

Replacement parts for the LG Ultragear™ 45GX950A-B.AEU 21:9 Curved 800R 5K2K OLED

LG C3 OLED Wall Mount LG C3 OLED HDMI Cable LG UltraGear 27GN950 Wall Mount LG UltraGear 27GN950 HDMI Cable LG UltraGear 27GP850 Wall Mount LG UltraGear 27GP850 HDMI Cable LG 43lr60006 Wall Mount LG 43lr60006 HDMI Cable LG OLED65C5ELB Wall Mount LG OLED65C5ELB HDMI Cable LG 55UA75006LA Wall Mount LG 55UA75006LA HDMI Cable LG OLED48B59LA Wall Mount LG OLED48B59LA HDMI Cable LG 32LQ63806LC Wall Mount LG 32LQ63806LC HDMI Cable LG 55NANO80A6B Wall Mount LG 55NANO80A6B HDMI Cable LG OLED65C5ELB Wall Mount LG OLED65C5ELB HDMI Cable LG 55UA75006LA Wall Mount LG 55UA75006LA HDMI Cable LG OLED48B59LA Wall Mount LG OLED48B59LA HDMI Cable LG 32LQ63806LC Wall Mount LG 32LQ63806LC HDMI Cable LG 55NANO80A6B Wall Mount LG 55NANO80A6B HDMI Cable LG 43lr60006 Wall Mount LG 43lr60006 HDMI Cable LG OLED65C5ELB Wall Mount LG OLED65C5ELB HDMI Cable LG Ultragear™ 45GX950A-B.AEU 21:9 Curved 800R 5K2K OLED Remote Control LG Ultragear™ 45GX950A-B.AEU 21:9 Curved 800R 5K2K OLED Stand LG Ultragear™ 45GX950A-B.AEU 21:9 Curved 800R 5K2K OLED Power Cable LG Ultragear™ 45GX950A-B.AEU 21:9 Curved 800R 5K2K OLED Wall Mount LG Ultragear™ 45GX950A-B.AEU 21:9 Curved 800R 5K2K OLED HDMI Cable

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