In this section of the user manual we'll walk you through importing 3D models into Meshmixer.
In addition to saving and opening native .MIX files, Meshmixer can import the following 3D mesh types:
To import single or multiple models onto the printer bed, do the following:
Open Meshmixer and click Import.
Browse to your model and click Open. The model will open in the Meshmixer viewer.
STEP 3 (Optional):
If you wish to import multiple models to prepare for printing at once, click Import > Append.
If you want to replace the current model (not add another), use Import > Replace instead of > Append.
Continue on to Select Models Using the Object Browser...