Go to the iSpring Suite installation folder. It's C:\Program Files\iSpring\Suite 11 by default. cd\— This command will take you to the root directory. Use the Tab key to switch folders.
Run a command [File name.exe] /regServer for every .exe file in the bin and bin 32 folders.
OS Windows 64bit
bin folder "C:\Program Files\iSpring\Suite 11\bin\CamPro.exe" /regServer