1. Install the demo version. During Setup, remove any "(Demo)" strings from Destination Location and Start Menu Folder.
2. Install the update. During Setup, set the Destination Location correctly (e.g. "C:\Program Files\sPlan70")
3. Apply the crack (overwrite file)
4. Rename "sPlan70(Demo)" to "sPlan70" (found in "%AllUsersProfile%\Application Data")
5. Remove any "(Demo)" strings from the Start Menu program group
6. Done!