Although windows 7 wallpaper official is the most advanced operating system available, it's continually causing problems for millions of people, as it's often going to be running slow. We've found that there are 5 common reasons why windows 7 wallpaper official PCs will run slow, which means that there are 5 common ways to make them run faster again. The good news is that if you want to resolve your computer's slow speed, you should look to use the steps outlined on this page.