The Basics of Search. Returning search results is no easy feat, and involves complex, near-instantaneous algorithmic calculations. A search for something as simple as “cat” could yield over 55 million results.

See how to arrange all your open windows using the mouse, keyboard, or the Snap Assist feature in Windows.

Learn how to switch between Office 365 for home subscription plans, which include Office 365 Home, Office 365 Personal, and Office 365 University. You will also learn how to redeem a free Office 365 subscription that came with your computer or tablet if you have an existing Office 365 subscription plan.

Learn how to use a health report in Windows Security to manage your device performance and keep your device secure.

Learn how to use OneDrive Files On-Demand to sync your OneDrive files and save disk space in Windows 10.

Learn how to use Windows accessibility features to make your mouse, keyboard, and other input devices easier to use.

Learn how to concatenate text strings in Excel using the CONCATENATE function. Our step-by-step guide makes it easy to join two or more text strings into one.

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

Find out how to submit a request for a refund for a purchase of digital Xbox content.

Learn how to view and delete your browser history and other history in Microsoft Edge.