Project KickStart 5 can open and save projects in Project KickStart 4 *.prx file format. (Same as Project KickStart 5)
Project KickStart 5 can open and convert projects saved in Project KickStart 3 *.prj file format. You need to have a licensed copy of Project KickStart 3 on your system to make the conversion.
To open a *.prj project in Project KickStart 5:
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