: You cannot simply open the .html file from your local hard drive in most browsers (like Chrome) due to security restrictions on local file loading. You must upload both the .html and .mview files to a web server via FTP or use a platform like ArtStation .
Some systems just won’t work:
Modern browsers block WebGL on file:// for security. Serve it via a local server ( python -m http.server 8000 ) or upload to a live HTTPS host. marmoset viewer could not initialize
Marmoset Viewer runs on WebGL. If your browser has "blacklisted" your GPU due to old drivers, WebGL won't work. Visit get.webgl.org. If you see a spinning cube, WebGL is working. : You cannot simply open the