If your PC feels sluggish, you don't need a new machine or a paid optimizer. Windows already has almost everything you need built in—you just have to flip the right switches. Improving performance on ...

Modern Windows PCs slowly lose speed as apps pile up, updates stack in the background, and settings remain untouched for years. Even newer systems can feel sluggish when startup tasks, temporary files ...

Most netbooks available as of this writing ship with Windows XP. The few models that offer Windows Vista have performed sluggishly in our tests. Microsoft, however, stresses that Windows 7 will run ...