Everyone needs a fresh start sometimes.
If your computer's operating system software has been modified or rendered unusable, consider applying a clean install.
A clean install -- or "custom install” -- removes the existing operating system and reinstalls it from scratch on the same drive. It’s an ideal move when installing a new operating system; it wipes your hard drive of unnecessary files and prevents your computer from lagging.
Here, we walk you through a clean install of Windows 8. Any issues or questions? Let us know in the comments.