Hi Joseph,
CW10.7 integrates classic CW importer which is only for DSC. (Search "classic project importer" in help manual you will see.)

For other target chip, please refer an4727 to import classic CW project.
https://cache.nxp.com/docs/en/application-note/AN4727.pdf
Hope this helps.
Have a great day,
Jennie Zhang
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