Learn how to use desktop background pictures from the Personalization Gallery on Start and the lock screen.
Search for clock apps in the Windows Store to add to your Start screen or desktop.
Change network settings so you can find other PCs and share content or devices on a network.
If your email account uses POP3 (Post Office Protocol), learn about options for seeing those messages on Windows 8 or Windows RT.
Learn how to use Skype to chat, and make free audio and video calls. You can also install Skype on the desktop to chat with Facebook friends.