Seeing the 0xc0000225 error on Microsoft Windows 10 when you try to boot your PC? This common error is a huge pain because it prevents your PC from booting at all. Thankfully, you can usually fix this error with a bit of work. We’ll show you how to fix error code 0xc0000225 on Windows 10. What Is Error Code 0xC0000225? You’ll see this error code when you try to boot your PC.