HP Z620 Workstation - Manual (Page 48)

Using F11 recovery tools
CAUTION: Using F11 completely erases hard drive contents and reformats the hard drive. All files
that you have created and any software that you have installed on the computer are permanently
removed. The F11 recovery tool reinstalls the operating system and HP programs and drivers that
were installed at the factory. Software not installed at the factory must be reinstalled.
To recover the original hard drive image using
F11 :
1. If possible, back up all personal files.
2. Restart the computer, and then press esc while the company logo is displayed. The computer
Startup Menu displays.
3. Press F11 to select the System Recovery option.
4. Choose your keyboard localization.
5. On the Choose an option menu, select Troubleshoot.
6. On the Troubleshoot menu, choose either Refresh your PC to repair the OS or Reset your PC to
completely reinstall the OS.
7. Follow the on-screen instructions.
NOTE: If the F11 System Recovery does not start, you must recover your operating system
and programs using the Windows 8 Restore Media (purchased separately). For additional
information, see Using HP Windows 8 restore media (purchased separately) on page 41 .
40 Chapter 5 Setting up and restoring Windows 8