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.

Set up the Microsoft Authenticator app from the Security info page. Depending on your organization’s settings, you might be able to use an authentication app as one of your security info methods.

Introduction. This support page provides a central location with information about the Media Feature Pack for Windows N releases. Use this page to find the correct link for your Windows release version to Microsoft Knowledge Base articles about Media Feature Pack.

Discover a range of OneNote video training courses designed to enhance your note-taking and organizational skills on Microsoft Support.

Use data validation rules to control the type of data or the values that users enter into a cell. One example of validation is a drop-down list (also called a drop-down box or drop-down menu). Watch more in this video.

Format numbers in Excel. This topic lists the formats and provides brief descriptions.

Active content is additional functionality in a file or program, such as macros, add-ins, or data connections. This article lists types of active content that can be blocked by settings in Trust Center and which, when present in a document, cause display of the Message Bar when you open your file.

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The CELL function returns information about the formatting, location, or contents of a cell. For example, if you want to verify that a cell contains a numeric value instead of text before you perform a calculation on it, you can use the following formula:

Learn how to turn on HDR video streaming to watch high dynamic range (HDR) content on your Windows PC.