You can migrate from an earlier version of CustomTools to versions 4.x and later.
CustomTools Migration Tools:
CustomTools installation media contains the following migration tools:
CustomTools Import Standalone. Use the standalone version of the CustomTools Import feature to import reference data from your existing SOLIDWORKS documents into your
new CustomTools database.
Profile Converter. Convert your existing settings from the exported file into the CustomTools Profile file format (.ctprof). The following profile formats could be
converted into the CustomTools profile format:
CustomTools 3.x configuration file (*.cfg)
CPM 9 configuration file (*.twx)
Migration tools works as standalone feaures so you can just install and then run the tools in your local workstation.
How to Install Migration Tools:
Migration tools could be installed through the Custom setup of the CustomTools installer. Migration tools are available in the Custom Setup page of the
installer under the Tools group.