Hi,
Q&A currently supports the products listed in right-hand pane (more to be added later on)
If you're using Microsoft Exchange, you can reach the experts in the dedicated Exchange forum over here:
https://social.technet.microsoft.com/Forums/en-us/home?category=exchangeserver
If you're using Office 365, the dedicated forum can be found over here:
https://techcommunity.microsoft.com/t5/office-365/ct-p/Office365
(please don't forget to mark helpful replies as answer)
Best regards,
Leon