Troubleshoot “Backup.pst is Not an Outlook Data File (.PST)” Error

Backup.pst is not an Outlook data file (.pst)

When you try to open Outlook PST file and your PST file is opening with an error message “backup.pst is not an Outlook data file (.pst)”. This is the time to fix this error encountered by Microsoft Outlook. Hence, in this post, we will cover all the possible solutions to resolve this error message. Well, MS Outlook is widely used email-client that helps users to send or receiving emails. But, mostly Outlook users come across the error message due to corrupted PST files. This corruption can be occurred due to…

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