Reputable automotive tool sellers (like Obd2Tool, DiagTool, or local equivalents) often host the manual alongside the product listing. Search for the product page for "iProg Pro" and scroll to the "Documents" tab.
While not exhaustive, the iProg manual lists common modules: iprog user manual pdf
To set up your device, follow the typical workflow found in many iProg installation guides : Reputable automotive tool sellers (like Obd2Tool