The year-long free upgrade offer for Windows 10 ends on July 29. But what if you're not ready to upgrade yet? Here's how to claim your upgrade so it's available at no cost when the time comes.

Windows 8 and Windows 10 Windows 8 and Windows 10 have the same Lock screen functionality as Windows Phone but give you the option to choose up to seven apps instead. To set this up: ...

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