Forum Discussion
Outlook Classic Locked Offline
I bought a new Lenovo laptop with Windows 11 in early 2024 . In April I bought MS Office 2021 Pro Plus (Product Key: M9PBR-NQFQY-BJXQP-TBQYJ-WB8M9) which has run perfectly, including on 28 July 2025...
Thank you Kurapya. I have a mixture of .pst and .ost data files (POP and IMAP). I could not find any .ost files identifiable as created offline. Starting Outlook while holding down the control key gave only the option of starting in safe mode. I did try run 'outlook.exe /resetnavpaneto', but it didn't fix the problem Thanks again though for the suggested solution.