iOS requires WebGL 2.0 support (iPhone 6s or newer, iOS 15+). Older devices or Safari with “Experimental WebGL” disabled will fail.
The model view file needs to be hosted on a web service with the file being downloadable and public; that should fix the problem. Steam Community Marmoset Viewer could not initialize - CGTrader marmoset viewer could not initialize
Marmoset Viewer is a powerful software tool used in various industries, including game development, architecture, and product design. Its ability to render high-quality 3D graphics and textures makes it an essential asset for professionals. However, some users may encounter difficulties when trying to initialize the software, which can be frustrating and disrupt workflow. iOS requires WebGL 2
If you see a specific error, post it here for a more precise fix. Steam Community Marmoset Viewer could not initialize -