Power Pack 10 will install in: C:/ProgramData/Application Data/Punch!/PowerPack/.PowerPack10.ini - it's hidden directory to unhidden it, read this article or follow these steps: on TaskBar use the "Search" feature,  type "folder" and clicked "show hidden files and folders", unchecked right option, and accepted. Now  "ProgramData" folder is shown and "Application Data" folder inside. "Application Data" folder is no needed.

Move "/PowerPack/.PowerPack10.ini" to existing "C:/ProgramData/Punch!" folder, inside is also i.eg. "ViaCAD Pro" folder with register data.

Right string is: "C:/ProgramData/Punch!/PowerPack/.PowerPack10.ini".