Part 3 of my computer tutorials on how to get onto Admin accounts and customize the computer at your School, Work, College, etc. This tutorial will show you how to unlock locked desktop backgrounds.
Tutorials on how to get Administrator:
Method 1: http://www.youtube.com/watch?v=LWt1POjfkrQ
Method 2: http://www.youtube.com/watch?v=rZhEPR5Qb3Q