If you're looking to explore 3D models on your PC, you may be wondering where to find the 3D Viewer application. 3D Viewer is a built-in app in Windows 10 that allows you to open and view 3D models, including those in the .fbx, .3mf, .obj, .ply, and .stl file formats. This handy tool lets you rotate, pan, and zoom in on 3D content with ease. So, where exactly is 3D Viewer located on your PC? You can find it by simply typing '3D Viewer' in the Windows search bar and selecting the app from the search results. Alternatively, you can navigate to 'Start' > 'All Apps' > '3D Viewer' to locate and launch the application. Once you have opened 3D Viewer, you can then begin importing and viewing your 3D models, and even make basic annotations on the models. This versatile tool can be a great asset for anyone working with 3D content, whether for professional or personal use. So, the next time you want to explore a 3D model on your PC, you'll know exactly where to find the 3D Viewer application.