Learn how to add user accounts in Windows 10 and Windows 11. With an account, each person has separate files, browser favorites, and a private desktop.

Learn how to access Microsoft Store on Windows by selecting the icon on the taskbar or using the search box.

Use the new Outlook for Windows for coordinated Mail, Calendar and People apps on Windows 11.

Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.

Discover how to effectively utilize your computer keyboard and master various keyboard shortcuts for efficient computing.

Learn how to open and close Outlook Data Files (.pst) that contain copies, archives, or backups of your Outlook information.

Find out how to change privacy settings for your camera and microphone in Windows.

Learn how to get Microsoft Store updates for your apps and games. Download the latest versions of Microsoft Store apps and games.

Explore subscription benefits, browse training courses, learn how to secure your device, and more.

Learn about the UNIQUE function, which returns a list of unique values in a list or range. UNIQUE is in a class of functions called dynamic arrays.