Some computers do not automatically start from removable media (CD/DVD or USB flash drive).
If yours does not, restart, and look for how to enter the BIOS Setup Utility at the bottom of the first screen that comes up.
Most PCs use F2, F10, ESC, or DEL key to begin the BIOS Setup.
Once in, look for a tab in the BIOS Setup Utility that is labeled Boot (or Boot Order, or something similar).
Use the arrows to go to the Boot order.
Locate the CD
(DVD, or USB flash drive) in the Boot list.
Use the arrows to move the drive up so that it appears first
in the Boot list.
to save your changes and to exit the BIOS Setup Utility.
in the confirmation window.
Then, allow the PC to boot from the CD.
Here are some of the screens you are presented with when running WDO after you create the media (CD/DVD, USB flash drive), and then boot your computer from the media: http://blogs.technet.com/b/security/...r-offline.aspx http://ask-leo.com/windows_defender_offline_scan_your_computer_for_malware_without_booting_windows.html
When the program opens, it runs a scan.
finds malware, see if you can use the option to Quarantine
, so we can see a report before getting rid of anything.
Do not expect any problems, however, we do not want to remove anything like the following: boot:\\.\PHYSICALDRIVE0\PARTITION0 (Type 27)
Removing this entry impacts your Master Boot Record
and/or Partition Table
, and you may end up not being able to boot.