Use the Inbox Repair tool or disable add-ons to recover your .PST and .OST files in Microsoft Outlook Classic and New ...

If the Outlook Inbox Repair Tool keeps popping up on your Windows 11/10 PC, disable conflicting add-ins, delete and rebuild ...

Microsoft Outlook uses two file types for holding message, calendar, task and notes data: PST and OST files. PST files are created in the user's computer for non-Microsoft Exchange accounts ...