Learn how to troubleshoot Windows activation errors. Browse common activation errors and learn what you can do to fix them.

Windows 11, version 22H2; July 25, 2024—KB5040527 (OS Builds 22621.3958 and 22631.3958) Preview; July 9, 2024—KB5040442 (OS Builds 22621.3880 and 22631.3880)

Learn how to change your notification settings and quick actions using the notification center in Windows.

Overview of creating an organization chart. Use a SmartArt graphic to create an organization chart in Excel, Outlook, PowerPoint, or Word to show the reporting relationships in an organization, such as department managers and non-management employees.

Look in the Surface app. The easiest way to find which Surface model you have is to use the Surface app. It shows the model name of your Surface device and each Surface accessory.

How do I close my account for Skype? Skype is one of a range of consumer services that is accessed through a Microsoft account.

It’s easy to rack up Microsoft Rewards points and earn your way toward great rewards like gift cards, movies, games, nonprofit donations, and more.

Add the values in a range by using the Sum function in a formula (ranges meaning more than one group of cells).

Device encryption helps protect your data and it's available on a wide range of Windows devices.

Review the warranty terms, check your warranty status, and learn about the protection plans for your Microsoft device or accessory.