Can’t receive Outlook email and can’t sync.

Copper Contributor
Please help me reinstate my ability to receive my Microsoft Office 365 Outlook emails. None of their proposed solutions work and it stopped syncing.
2 Replies
It’s outlook for Mac
I have several users who over the past few days have not gotten any new mail, mail stays in outbox. Using 2019 and 365 Outlook on Windows 10. 3 different mail host.
the normal task manager kill and restart is not working.