The program folder contains the basic executable files and program libraries required to make Bentley Substation run. This path is specified during installation and cannot be altered afterward.
C:\Program Files\Bentley\Bentley Substation CONNECT Edition\Substation
Note: Remove "(x86)" from the path for 32-bit operating systems.
C:\Program Files (x86)\Bentley\Substation V8i\Substation