If you open MS Outlook and see an error message, Outlook is using an old copy of your Outlook data file (.ost), then use ...

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 ...

Some Outlook users have reported experiencing the Out of memory or system resources error on Windows 11/10. Outlook crashes and closes as this error is triggered. The ...

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 ...