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 ...

How to Use Settings to Open Microsoft 365 Files in Desktop Apps Your email has been sent Learn how to use a Microsoft 365 setting that lets you determine whether to work in an online or desktop ...

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 ...

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 ...

How to automatically open a Microsoft 365 app or file when you launch your computer Your email has been sent If you’re like me, you work in the same Microsoft 365 ...