Repairing boot problems in Windows 8

Having issues with logging into your copy of Windows 8 or 8.1, you can try the following to fix the issue.

Run chkdsk /r on your boot drive and your other partitions, you will need to boot to a Recovery CD or USB and get into the command prompt to do this.

Still not working, run sfc /scannow from the same command prompt.

Repairing the EFI Bootloader in Windows 8

If all else fail’s, follow this link


HP rp5800 Motherboard Service Tag Install

Have you had to do a motherboard replacement or found your S/N details not showing up in the CMOS.

After entering the BIOS setup by hitting the F10 key whilst booting, press Ctrl+A to open additional fields under the Security tab, goto Security > System IDs menu.

  • Enter Asset Tag ID: Enter your PC’s serial number
  • Chassis Serial Number: same as asset tag
  • Product Name: HP rp5800 Retail System
  • Enter Feature Byte: ??

Save changes there and again when you exit the BIOS.