Kaspersky Security Center 12.1 (version 12.0.0.7734a) with patch A integrated was released on June 29, 2020.

Installation and upgrading : 

• https://support.kaspersky.com/15558#block1
  • How to install Kaspersky Security Center 12
  • How to upgrade Kaspersky Security Center 12

How to check if the patch has been installed : 

• https://support.kaspersky.com/15558#block2

Fixes and improvements : 

• https://support.kaspersky.com/15558#block3

Known limitations : 

• https://support.kaspersky.com/15558#block4

Knowledge Base : 

• KB#15558