yes all hard drives must be reformatted before installing an operating system.
Format your computer's hard drive
You will have to format you hard drive and re-install ME from scratch. Make sure you have backed up all of your data as this will be destroyed during a format
It depends on type of Windows 8 installer. If it is update, you need Windows OS preinstalled. If it is full installer, you can install it on a bard hard drive.
This is likely to be difficult because older software does not always support new hardware. You would need to format the drive and start fresh, or I would suggest installing a new hard drive and installing from scratch. That allows you to recover quickly if your experiment fails.
No. Installing Linux is no more destructive than installing Windows.
you can't format the drive that you're running windows from while in windows. use the setup disk to run a recovery console and you should be able to format it from there using format c:
yes you do.
If you format a hard drive that contains Windows, it will be removed. Formatting a drive gets rid of all of the information on it. However, you can right-click your C:/ drive and click format, but it will not allow you if your current OS is running on that drive.
Run the Windows installation and format it from there.
While windows is installing
Windows 7 and Windows XP are operating systems. You cannot format operating systems. But you can format your hard disk or hard drive. You can use Windows XP bootable CD to format HDD, but you will have to use Windows 7 Bootable Installation disk to install OS on your formatted drive.
format using windows formatter