It's easy to attach pictures, files, and other items to your Outlook messages. Outlook keeps track of the documents you’ve recently worked on, whether they're stored on your computer or saved in OneDrive (cloud only).

The Planner app in Microsoft Teams brings together all your tasks and plans across the Microsoft 365 ecosystem in a single convenient location. It helps you manage tasks more efficiently for individual plans and team initiatives, as well as larger scale projects that are aligned to goals and key strategic objectives.

How to hide and unhide columns and rows in an Excel worksheet. Restrict access to only the data you want to be seen or printed.

Learn how to turn on device encryption, or standard BitLocker encryption in Windows.

To create a document, open Word, select a blank document or template, and start typing. Discover professionally designed templates for Microsoft Word.

If Office activation fails, you'll see Unlicensed Product or Non-commercial use / Unlicensed Product in the title bar of your Office apps, and most features of Office are disabled. To restore all features of Office, you'll need to fix the problem that's causing activation to fail.

If you cannot open your Outlook data file or suspect that the file is damaged, use the Inbox Repair tool (scanpst.exe) to repair errors in the file.

How to open all of your Favorites Bar shortcuts in the Microsoft Edge web browser.

By signing in with a Microsoft account, the new MSN allows you to personalize your experience on MSN.

Learn what PivotTable and PivotCharts are, how you can use them to summarize and analyze your data in Excel, and become familiar with the PivotTable- and PivotChart-specific elements and terms.