Check out the new 3D viewer app for Windows 10

[Windows Central]

Mixed Reality Viewer is dead. Long live 3D Viewer.
Alongside the Windows 10 October 2018 Update, Microsoft has overhauled its Mixed Reality Viewer app with a brand new user interface and feature set, along with a rebrand that drops the Mixed Reality branding in favor of a much more candid name: 3D Viewer.
The new 3D Viewer should be rolling out for everyone via the Microsoft Store, which will replace the already preinstalled Mixed Reality Viewer app. The app itself has been redesigned from the ground up, featuring an interface that makes much more sense when in use with a mouse and keyboard.

Full story from the WindowsCentral blog...