Repair an Outlook data file (. Select Browse to select the Outlook data file (. Choose Start to start the scan. If the scan finds errors, choose Repair to start the process of correcting them.
Launch the Inbox Repair Tool (Scanpst, exe). Then select Open or Run in the File Download dialog box and follow the steps in the Easy Solutions Wizard. The Inbox Repair Tool (Scanpst, exe) is designed to help repair the issues associated with Personal Folders (.pst) files. The steps to access the repair tool vary depending on the operating system.
Choose from the drop-down list below. If you are no longer able to access the pst file in Outlook and the pst file cannot be repaired for the Inbox Repair Tool, you will have to restore it from a backup or use a third-party recovery tool. But, before doing so, it's a good idea to check Back up the scanned file before repairing it in case something happens during the repair process. In case the application works fine but cannot send or receive messages, then you would have to use the Inbox Repair Tool to repair Outlook.
If you are unable to start the Inbox Repair tool automatically or manually, you can try to repair the Office application. When you still receive repair prompts after a successful repair, it is possible that the registry key “PromptRepair” was not deleted after repair. After pressing the Repair button, the actual repair process will start and go through all 8 phases again. To repair your Outlook application with the Microsoft Support and Recovery Assistant, you need to download and install Microsoft Support and Recovery and the Outlook and Repair Wizard.