About digital signatures and certificates in Office, and buying a digital certificate from a certificate authority or create your own.

OneDrive is your online cloud storage within Microsoft 365. It lets you store your individual work files that you don't want your colleagues to have access to unless you choose to share the files with them.

Use inbox rules to automatically perform specific actions on email messages that come into your inbox.

Use the XLOOKUP function when you need to find things in a table or a range by row. For example, look up the price of an automotive part by the part number, or find an employee name based on their employee ID. With XLOOKUP, you can look in one column for a search term, and return a result from the same row in another column, regardless of which side the return column is on.

Get to know your way around Windows 11, from where to search to how to stay organized. Watch the video and read tips about new features.

The following tables compare some key features between various versions of Visio. To see which version you are using, go to "My account" on office.com, then search that page for Visio.

How to create, edit, and run Excel macros to automate data entry and tasks.

Experience Microsoft Copilot on windows devices using the Copilot app! The Copilot app helps you get answers and inspiration from across the web, supports creativity and collaboration, and helps you focus on the task at hand.

Learn how to sign in and out of Microsoft Teams (free) with a Microsoft account, which you already have if you use Skype, OneDrive, Outlook.com, or Xbox Live.

Download Office language interface packs (LIP) By pressing submit, your feedback will be used to improve Microsoft products and services.