You can select any of the above options. If you want to open the file, click Open. As explained above, this is not an error message. It is a warning message which can ...

OST (Offline Storage Table) files are Microsoft Outlook data files that store an offline copy of your mailbox data, such as emails, contacts, messages, notes, etc. While you can access and view OST ...

Many users of the desktop version of Outlook are being confronted with an annoying problem: When you open Outlook, the mail program included in Microsoft 365, it repeatedly asks whether you want to ...

Those of you who use classic Outlook may have noticed the program acting more temperamental than usual. There's a reason for that. In a recent support article, Microsoft acknowledged that Outlook may ...

Microsoft Support and Recovery Assistant can help resolve Office 365, Outlook, OneDrive, & other Office related problems. The tool can help you resolve problems with windows Activation, Updates, ...