Using Classic Outlook on Windows for personal email, calendar, and contact management
Hi,
You can download the classic version of Outlook via the link below:
https://support.microsoft.com/en-us/outlook/install-or-reinstall-classic-outlook-on-a-windows-pc
Select your preferred language, download the file, and then run it as an administrator.
If you are using the new Outlook and would like to disable it, please follow the procedure below:
https://support.microsoft.com/en-us/outlook/toggle-out-of-the-new-outlook-for-windows
Please consider rating this question (by accepting the answer or otherwise) and visiting the Microsoft Q&A community if you have any further questions.
Thanks