Please open CYMA and go to the Help menu. Choose "About CYMA". Look for a graphic that looks similar to the graphic below.
This is the latest version of CYMA. If any of the DLL's or version numbers in "About CYMA" are equal or greater than 23 then you have "CYMA Version 23" installed.
If any of the DLL's or version numbers in "About CYMA" are equal or greater than 22 then you have "CYMA Version 22" installed.
Version 21.x and below are no longer supported by CYMA. If you are on a Version 21 or lower, please contact CYMA to upgrade.