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How Wipe my Hard Drive to reinstall Windows 7
I want to leave my Hard Drive Like NEW
I want to leave my Hard Drive Like NEW
Don't we all. :)
Check this tutorial: Clean Install Windows 7
Just be aware, you will lose any personal data you haven't backed up first.
SSD - HDD Optimize for Windows Reinstallation
The only reason to use Diskpart Clean All is to overwrite data so it's not recoverable, because the only code which can interfere at all with a new install is if corrupt code is in the boot sector which is zeroed by Clean command.
Adapt these tips to get a perfect reinstall of Win7: Reinstalling Windows 7