Another option to deal with DAE importer issues is to use the Autodesk FBX converter (https://www.autodesk.com/developer-netwo...r-archives) to convert them to FBX first.
They work just fine using 3ds Max's default collada importer though (I'm using 2018).
They work just fine using 3ds Max's default collada importer though (I'm using 2018).