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IvanAnsel's avatar
IvanAnsel
Copper Contributor
Mar 04, 2026

Update Windows 11 Insider Preview Feature Update (26220.7934)

Windows 11 Insider Preview Feature Update (26220.7934)  Install error - 0xc1900101  
Ignaciojun's avatar
Ignaciojun
Brass Contributor
Mar 05, 2026

The error code 0xc1900101 during a Windows 11 Insider Preview Feature Update (26220.7934) typically indicates a driver or hardware compatibility issue, or a problem with the update process itself.