@GDA_Creates
.step files are created in a CAD application.
From Adobe Help:
https://www.adobe.com/creativecloud/file-types/image/vector/step-file.html
How to create and edit a STEP file.
To create and save a STEP file, follow these steps:
- Create a new file using your CAD program or software of choice.
- Edit your file.
- Use the file extension .step or .stp depending on the available options.
To edit a STEP, use Adobe Acrobat:
- Open Adobe Acrobat and your STEP file.
- Click the Edit tool in the right-hand panel.
- Use the editing tools to make your desired changes.
- Save your file.
You can import a .step file into Adobe Substance 3D stager. See this help file:
https://helpx.adobe.com/substance-3d-stager/getting-started/import-export-formats.html
Jane