While it is always best to exhaust all other options before
taking such a drastic step, sometimes the only course of action available is to
restore your computer to its original factory condition.
If you have a Compaq Presario F500 with a damaged operating
system or extensive damage from a virus or other malware, you may have no
choice but to run the restore process and bring the unit back to its original
Place the restore CD into your F500 and shut down the unit.
Power the unit back up with the CD in the drive.
The F500 automatically boots from the CD and starts the
Verify that you wish to restore the F500 to its original factory settings.
The restoration process requires your verification, since it
formats the hard drive and destroys the data.
You will need to verify that you want the hard drive to be
Insert the operating system CD when prompted.
Enter the license key for the operating system when
This license key information can be found on a small tag
located on the laptop itself, often on the bottom of the machine.
Reboot the F500 when the restoration process is complete.
Copy any backup files to the F500, and then connect to the
Internet and download any new updates from the Windows Update site.
This process can take awhile, so it is best to install the updates
when you have a large block of time available.
You should, however, download them as soon as possible to
protect your computer.
Compaq Presario F500 CTO Notebook PC support
If you are trying to recover a
key of an already installed program on your computer there are freeware
keyfinders on the internet
http://download.cnet.com/%7Bvalue=http://www.download.com/magical-jelly-bean-keyfinder/3000-18487_4-10079600.html The Magical Jelly
Bean Keyfinder is a freeware utility that retrieves your Product Key (cd key)
used to install windows from your registry.
has the options to copy the key to clipboard, save it to a text file, or print
it for safekeeping.
Serial keys Location
Lift up your computer and look for a tag.
The tag will probably be located on the side of
the computer, or on the bottom of the unit for a laptop.
The service tag is generally a large black and
white tag and it will say "Service Tag Number."
Do not confuse this tag
with the Windows tag, which may be located in the same area on the computer.