: Added the ability to enable colored title bars , show a fourth column of tiles in the Start menu, and use Windows Spotlight for lock screen backgrounds.

Windows 10 version 1511 reached end of support on October 9, 2018 . It no longer receives security updates. This guide is for legacy system restoration, offline development, virtualization, or educational purposes only. Do not install this as a daily driver on an internet-connected PC.

: The Start menu was expanded to support up to 2,048 tiles (up from 512) and included redesigned, wider context menus.

Trustworthy volunteers have preserved untouched, original Microsoft ISOs on the Internet Archive

For most users today, the best way to explore this old build is inside a VM.