Using older versions of Outlook for Mac in business environments
Hi MyrnaAn, hope you're doing well. I’m Ian, and I’m happy to help you today.
Yes currently Microsoft is doing research on their side to find the relevant information about the issue. Once they get any update, they will update to primary thread below.
https://answers.microsoft.com/en-us/outlook_com...
This is a user-to-user support forum and I am a fellow user.
I hope this helps, but please let me know if you need anything else.