Microsoft will soon begin throttling Exchange mailboxes February 23, 2021 by admin Tweet Microsoft has announced that it will enforce throttling for Exchange mailboxes which receive over 3,600 messages per hour. This threshold was previously treated as a “soft limit” by the company. Read more… Neowin Related Posts:Microsoft will shut down Exchange Web Services in…One UI 7 tipped to introduce a toggle to disable…Microsoft delays next version of Exchange Server to…Microsoft will now deliver some Exchange Server…PSA: Support for Exchange Server 2013 is ending soon