In this article you you will be able to check your current version of ACR installed. At this time, there is no way to see the succession of patches or history of patches applied. This is a feature that may be coming soon.
If you have access to the ACR panels please navigate to the 'Help' tab. Once there please choose option 'About ACR' option.
On the next screen, you should be able to see the current version you have installed in your current mainframe set up.
There are some users that may not have access to the panels, or may not have said panels installed. You to can check the version number, but executing JCL labeled as the 'VERREL' Job.
Navigate to your installations PROCLIB and and locate the member called 'VERREL'.
When inside the member it will give you the JCL to submit and and view your current version level in the SYSOUT.
Once you have entered the SYSOUT report, you are able to display the current installed version of the ACR application.