Windows Error Code 0xa0000400 when trying to upgrade to Windows 11 via installation assistant

  • Thread starter Thread starter Gh0stW0lf
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Gh0stW0lf

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PC Health Check says that the PC is all ready for Windows 11, but when I went to install Windows 11 through the Windows 11 installation assistant, it started at 0% and then I got hit with an error code ''0xa0000400''. Computer specifications:Intel i5-11400F NVIDIA GeForce RTX 307032 GB RAM500 GB SSD1 TB HDDWindows version: Version 21H2 (OS Build 19044.5011)

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