Some users have reported that when they open MS Outlook, they receive an error message that Outlook is using an old copy of your Outlook data file (.ost). For some ...

Start by repairing the .pst and .ost files, as these are getting corrupted, which is the prime reason why Outlook is stuck on verifying data integrity. You can repair the .pst file using the Outlook ...

Microsoft Outlook is a personal information manager for emails, calendars, and contacts. Outlook emails may contain crucial information, such as meeting schedules and contacts, so it is wise to back ...

Several Outlook users, on different forums, have reported encountering the error “OST file cannot be opened,” when trying to open the application or sending ...

Archiving (automatic or manual) in Microsoft Outlook helps you to enhance applications’ performance and optimize storage by moving older emails and other items to a separate (archive) PST file. It ...