Hey Jonbouy,
You certainly do not want to rename .EXE files, this is a quick way to break an application

For anyone having the File Association issue, or not having a Desktop icon for both the 32 and 64bit version, this can be resolved by upgrading to the latest build.
Currently, the latest build is 614:
https://www.pgmusic.com/support_windowsupdates.htm#614If you are still having issues, always feel free to hop on chat or give us a ring at Support.