The original Ipswitch file was called:
SONAR_Platinum_UP8_Setup_21.8.0.32.exe
I double-clicked on it and it installed. No problem.
The in-between updatefile is called
SONAR_Platinum_UP8_Setup_21.8.0.33[1]
How do I install it?
My studio PC is not online, I do not use CCC.