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 ...

Offline storage table (OST) and personal storage table (PST) are two different Outlook data files used to store a copy of mailbox items on local storage. Outlook creates a PST file when you add a POP3 ...

Microsoft Outlook has features to make emailing easier and faster. However, several people have reported some troubles when using it. If you find it difficult accessing your personal data file, you ...

Some Microsoft Outlook users have reported getting the Your Outlook data file cannot be configured error on their PC. This error occurs when trying to open Outlook ...

Our admin has a new computer and apparently has a lot of mail in an ost file. I've found the file but have not found a way to import it on the new machine. I've searched around and found some tools ...

If you are someone who has encountered the frustrating experience of lost mailbox data due to PST file corruption, you know how inconvenient and frustrating this can be. It can disrupt your workflow ...

Microsoft has fixed a known issue affecting Outlook for Microsoft 365 users since June and causing slow starts and freezes as if Offline Outlook Data Files (OST) were syncing right after launch.