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 ...

I just ran into this the other day...unfortunately I haven't been able to fix it. At least I know I'm not going crazy.

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 ...

To mitigate the threat of viruses, worms, or malware, and help protect your PC, files from the internet or any other potentially unsafe location are opened in Protected View on your Windows 11 or ...

Microsoft Outlook is a popular email client to manage personal and professional information. When you configure a POP/POP3 email account in Microsoft Outlook, the client downloads and stores all the ...

Can you copy half of the messages to one new pst file, and the rest to another new pst file? If you can do that, you would save all the data (in two 1GB files) and be able to delete the original from ...