UGREEN HDMI 2.1 Kabel — Error codes & fixes
Troubleshooting guide for the UGREEN HDMI 2.1 Kabel. Diagnose an error code and find the fix.
USB hub / dock not working
hub-not-workingThe USB hub or docking station does not work, often due to a driver issue or insufficient power.
Source: UGREEN support — hub & dock troubleshooting
Confidence: 80%
Verified Aug 9, 2026
Loud fan / rattling noise
fan-noiseThe fan is unusually loud or rattles, often from a blocked intake or a loose component.
Source: UGREEN support — hub & dock troubleshooting
Confidence: 80%
Verified Aug 9, 2026
SSD not detected
ssd-not-detectedThe SSD is not detected by the system, often due to a connection issue or a failing drive.
Source: UGREEN support — hub & dock troubleshooting
Confidence: 80%
Verified Aug 9, 2026
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