Here is the WinFE website with build instructions: www.winfe.net .
Brief overview of some details that may be helpful to know
Developed by Troy Larson of Microsoft in 2008, further developed into a GUI build (WinBuilder) by a number of developers in 2009, with a great write protect tool written by Colin Ramsden in 2012, noted in digital forensic books such as Computer Forensics InfoSec Pro Guide and Computer Forensics and Investigations , taught by FLETC , SEARCH , IACIS , and DFIR Training , documented in dozens of blogs and magazines, WinFE has become a widely accepted and commonly used digital forensics tool. And now you can boot an ARM device and image it with WinFE 10.
Windows Forensic Environment Training available
Typically, WinFE has mostly been law enforcement or association-membership only. Actually, there are no training courses outside of government training. Government training courses have been provided