Windows 7 comes loaded with an array of visually appealing desktop background images, and many more background images are available online. If you allow anyone to make changes to your computer's ...

There are many options when it comes to locking a Mac, from simply closing the lid to keyboard shortcuts. You'll need to set up a password for your Mac before you can ...

You can change the lock screen on your Windows computer by customizing the background image and specifying what supplemental information it displays. To change the lock screen, start the Settings app ...