When Microsoft Excel detects a corrupted workbook upon opening, it automatically starts File Recovery mode and attempts to repair the workbook.

Find what you're looking for in less time. Use the following symbols to quickly modify your search term or search function:

View usage information about your SharePoint site such as the number of people who have visited the homepage or a list of files that have received the most views.

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

Summary. This step-by-step article describes how to find data in a table (or range of cells) by using various built-in functions in Microsoft Excel.

Learn how to troubleshoot Windows Media Player errors. Explore resources for general help with Windows Media Player.

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.

Learn how to run Windows Update Troubleshooter to resolve errors downloading or installing Windows updates.

Learn how to AutoSave your files to OneDrive with Excel, PowerPoint or Word.

Learn how to download, install, and configure Language Accessory Packs for Microsoft 365 for additional display, help, and proofing tools.