If your computer seems to be running slow, it may be time to "defrag" it. Click here if you use Windows XP.
Click here if you use Windows XP, Windows 7 or Windows Vista.
You can make sure your computer is indeed new before you take it out of the box by making sure the tape outside the box has not been resealed.
All the packaging inside should also be sealed.
When you first turn the computer on, it will ask for a user name and computer name.