The first easy step is to reset the CMOS and see if it helps you boot into Windows. To reset or clear CMOS, follow these steps: Force shut down your computer by pressing and holding the power button.

When you boot your HP computer and it fails to boot and throws the SMART Hard Disk Error 301, 302, 309, 30A, 30B, 30C, 3F1, or 3F2, then the fixes we have presented ...