https://www.bleepingcomputer.com/news/security/microsoft-exchange-updat…
"Microsoft says that the installer will not display any errors or messages to let you know that the Exchange security updates have not been installed correctly."
WTF
https://www.bleepingcomputer.com/news/security/microsoft-exchange-updat…
"Microsoft says that the installer will not display any errors or messages to let you know that the Exchange security updates have not been installed correctly."
WTF