Windows 10 3D Viewer is a built-in app that allows users to view, manipulate, and print 3D models and objects. It supports various file formats such as .fbx, .3mf, .obj, .ply, .stl, and .glb, making it easy to work with 3D designs from different sources. The app is designed to provide a user-friendly interface for both beginners and advanced users in 3D modeling and printing. With Windows 10 3D Viewer, users can rotate, zoom, and pan around 3D objects to inspect them from different angles. Additionally, the app offers basic editing tools for resizing, scaling, and transforming 3D models. Users can also annotate 3D models with text notes for collaboration or reference purposes. One of the key features of Windows 10 3D Viewer is its integration with 3D printing. Users can prepare 3D models for 3D printing by checking for any potential printing issues such as gaps, holes, and thin walls. This helps ensure that the final printed object will meet the desired quality and specifications. Another advantage of Windows 10 3D Viewer is its compatibility with mixed reality headsets. Users can explore 3D models in a virtual environment, providing a more immersive experience for design visualization and presentation. Overall, Windows 10 3D Viewer is a versatile tool for working with 3D files and objects, whether for personal projects, educational purposes, or professional design and engineering applications. Its intuitive interface, compatibility with various file formats, and integration with 3D printing and mixed reality make it a valuable asset for Windows 10 users interested in 3D modeling and visualization.