This depends mainly on the size of the drive. A HDD that barely has enough room to install XP on will take only a few minutes to format. A terabyte drive may take several hours.
Boot from the Windows XP CD and let it reformat the drive. WIndows XP cannot use the native Ubuntu filesystem, so you'll need to reformat the drive anyway and you might as well do it using the XP install disc.
you must reformat the drive XP is on-Then install 2000 as a new OS. Because it is a downgrade-not reformatting the drive will cause XP to not allow the downgrade.
Reinstall Windows XP from your CD or DVD set and reformat your hard drive. This will erase everything including the virus. Also, get a Mac.
You cannot reformat a hard drive and keep operating system(s) untouched. The point of formatting is to erase all data. There is only one exception, you can reformat some partitions on your hard drive if you have any. If you want to keep your current operating system those partitions must not be system.
Generally speaking, yes. You must check the size of the hard drive to see if Windows XP will fit, and note that XP will probably run poorly on a system with less than 256 MB of RAM anyway.
If 'vista' recognizes the existence of the drive, you might have to reformat the former 'xp' drive. Don't think it would be wise to have two complete OS's working on the same PC.
you have to boot from something else, whether it be a floopy disk, thumb drive, or setup cd. you can't delete files that you are currently using. if you boot into windows xp you can't delete windows xp.
Get anti-virus or reformat.
you cant just remove one...you would have to reformat the whole hard drive, wipe it clean and then reinstall a fresh copy of windows...
u simply cant reformat your hard drive while running windows on that drive, what i mean is u cant reformat the hard drive if it is that verry drive that u are running at the momnet insted u need a copy of windows, put the disc in the CD drive and restart your computer. press f2 i think when it boot's to access the boot menu, boot from CD. u can delete the current partition and create a new one, also u can reformat the drive with your file system of choice, most likely ntfs. hope this helps
Check to make sure that you have more than the minimum RAM required on your computer to use Windows XP. Answer: Check hardware compatibility. if ok. then reformat your drive and then install.
You can use a flash drive as installation media (google how to make bootable flash drive) or you can use external CD/DVD drive.