Fix Error Code 0xc1900101 while upgrading to Windows 11 using Windows 11 Installation Assistant. It's usually a driver issue that needs to be fixed.

Last week’s Patch Tuesday update included fixes for over 100 Windows security vulnerabilities. However, installing this update may prove difficult. Users are reporting that Windows 11 updates ...

Fix Error 0xC1900101 - 0x40017, The installation failed in the SECOND_BOOT phase with an error during BOOT operation during Windows Upgrade.

Can't update to a newer Windows 11 Canary build because of the 0xC1900101 error? Microsoft is aware of the problem.

Windows Latest reports that an error code 0xc1900101 is being produced for some folks when trying to update, and the operating system then rolls back to the previous build with no further details ...

If you’re encountering BSODs with 0xC1900101 – 0x40017, it would be a very good idea to hop over to the Answers forum and post details about your hardware configuration.