To use SFM25 correctly, you must place the files inside the directory where your simulator resides. Step-by-Step Installation
Before version 2.5, you needed a separate viewer. SFM 2.5 includes a rudimentary but effective wireframe and shaded preview. It does not render textures (just the grey mesh), but it allows you to check poly count and part hierarchy.
To use SFM25 correctly, you must place the files inside the directory where your simulator resides. Step-by-Step Installation
Before version 2.5, you needed a separate viewer. SFM 2.5 includes a rudimentary but effective wireframe and shaded preview. It does not render textures (just the grey mesh), but it allows you to check poly count and part hierarchy.