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 ...
As announced, Microsoft has integrated a function into its new Outlook to open the PST files of the classic version. Firstly, you must be subscribed to Microsoft 365 and have also connected the ...
Several Outlook users, on different forums, have reported encountering the error “OST file cannot be opened,” when trying to open the application or sending ...
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