Mike, First of all -- it is "format c: /s" not "format c: \s" Second -- you do not need "/s" switch at all to install windows. Just format and do the installation. However it is better to 'fdisk' and recreate partition anyway... Eugene Khayutin > Booted with the disk.At the a:/ prompt typed in format c:\s Got the... Curious about the people moderating your messages? Visit our staff web site: http://nospin.com/pc/staff.html