Exchange 2013 CU20 and Exchange 20
Microsoft has released the 2018 Exchange 2013 Universe 2016 patch update on March 20, 2018. The patch release notes for Microsoft can be found at: https://blogs.technet.microsoft.com/exchange/2018/03/20/released-march-2018-quarterly-exchange-updates/
Specific download address of the latest patch:
Exchange 2016 CU9 download address:
Https://www.microsoft.com/en-us/download/details.aspx?id=56718
Download address of CU9 UM language Pack:
Https://www.microsoft.com/en-us/download/details.aspx?id=56715
Exchange 2013 CU20 download address:
Https://www.microsoft.com/en-us/download/details.aspx?id=56717
Download address of CU20 UM language Pack:
Https://www.microsoft.com/en-us/download/details.aspx?id=56716
It should be noted that both 2016 CU9 and 2013 CU20 currently support TLS 1.2. So to install the latest Exchange patch, you need to complete two things: 1), operating system patch update (the operating system needs to install to support TLS 1.2 patch). 2), install .net 4.7.1.