> There's no indication it's deprecated The "Features Removed or Deprecated in Windows Server 2012" page has mentioned SMTP since the OS was still called "Wind

> There's no indication it's deprecated The "Features Removed or Deprecated in Windows Server 2012" page has mentioned SMTP since the OS was still called "Windows 8 server": https://web.archive.org/web/20120517025232/http://technet.microsoft.com/en-us/library/hh831568 https://web.archive.org/web/20120517025232/http://technet.mi... I suppose you could've missed this if you moved directly from WS2008 to WS2022, but I don't know any OS that publishes "things we have removed or deprecated in the last three versions", it's usually just "what changed from the previous version to the current one".