Find and open File Explorer in Windows, and customize Quick access by pinning and removing files and folders.
Learn how to search for and open files from your Microsoft Office app. Browse recently opened files and folders using shortcuts.
Learn what file name extensions are, which extensions are common in Windows, and how to view them in File Explorer.
If you can’t locate a lost file from your backup, then you can use Windows File Recovery, which is a command line app available from the Microsoft Store. Use this app to try to recover lost files that have been deleted from your local storage device (including internal drives, external drives, and USB devices) and can’t be restored from the Recycle Bin. Recovery on cloud storage and ...
Learn how to find old files after upgrading Windows on a device, including search and recovery tips.
Turn on AutoRecovery Save your file in a different file format Save your file in an earlier version of the Office app Open Document format Save your Office file Go to File > Save As. Note: If your file is stored on OneDrive or SharePoint the command may be called Save a Copy, but the functionality is the same. (See also Where is Save As?)
Microsoft 365 Copilot works with a wide range of file formats across Copilot Chat and Copilot experiences in Microsoft 365 apps. Just upload a file, and Copilot can help you summarize it, rewrite text, analyze information, or generate new content based on what you’ve shared. Read on to find out which file formats are supported and how to troubleshoot upload issues.