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.

Troubleshoots and fixes common issues with file and folder operations in Windows.

Describes how to investigate items in an Outlook Data File (.pst) and troubleshoot search issues.

To determine which version of Outlook you're using, look for File on the ribbon. If there's no File option, follow the steps under the New Outlook tab. If the File option appears, select the tab for Classic Outlook.

.Pst files are created when you export or back up email, contacts, and calendar to an Outlook .pst file. Outlook makes a copy of your email to the .pst file. See Fix problems importing an Outlook .pst file for a list of common issues and solutions.

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.

There are different ways to remove apps and programs, so if you can't find the one you're looking for, you can try another location. Note that some apps and programs are built into Windows and can't be uninstalled. You can try to repair a program first, if it's just not running correctly.

When you try to install, update or start a program or a file, you receive the following error message: Error: Windows cannot access the specified device, path, or file. You may not have the appropriate permission to access the item.

Describes how to use the System File Checker tool to troubleshoot missing or corrupted system files in Windows.

Resolves issues in which you cannot open Help files (.hlp) that were created in Windows Help format in Windows 7 or Windows Vista.