How to unlock the Ribbon UI in Windows 8 build 7850

How to unlock the Ribbon UI in Windows 8 build 7850

So there have been a lot more pictures revealed of the ribbon in Windows 8.

This hidden Ribbon Explorer UI, which was first found in Millstone 3 build, can now be enabled in the recently leaked Windows 8 7850 build with a simple registry tweak.


To unlock the Ribbon UI, you have to first create a key in registry file- HKEY_CLASS_ROOTCLSID{4F12FF5D-D319-4A79-8380-9CC80384DC08} then create a string value in this key called AppID and set its value to {9198DA45-C7D5-4EFF-A726-78FC547DFF53}.

Pictures of the ribbon below:


Onuora Amobi is the Founder and VP of Digital Marketing at Learn About The Web Inc. Onuora has more than a decade of information security, project management and management consulting experience. He has specialized in the management and deployment of large scale ERP client/server systems. In addition to being a former Microsoft MVP and the founder and editor of, he is the CEO of a Pasadena based online marketing education startup - Learn About The Web Inc. (

  • xinu

    As i noted previously, I think this looks too cluttered.