New office365 tab behavior Exchange Admin

NEW TAB for  Exchange hybrid customers accessing Office 365 tab in the Exchange admin center (EAC) for their on-premises Exchange servers. 

https://techcommunity.microsoft.com/t5/exchange-team-blog/new-office-365-tab-behavior-in-the-on-premises-exchange-admin/ba-p/3415018

SHMUEL H.