One easy & fast way to free up disk space is to remove unwanted programs, as mentioned in another post, which will speed up your pc. Another way to free up wasted disk space is to use the Disk Cleanup tool by following these steps:

• Open My Computer, right-click Local Disk, and then click Properties.

• On the General tab, click the Disk Cleanup button. Disk Cleanup will spend a few minutes examining your disk.

• The Disk Cleanup dialog box opens. As you can see below it shows you exactly how much space you can free up:

That’s it. Dead Easy and Fast and you should instantly see the difference.

Cheers