BIOS to UEFI switch in one task sequence

Jörgen Nilsson have a great post here on how to do the BIOS to UEFI switch on one task sequence in SCCM. There was a couple times during his guide where I had to try different things before I could get it to work. So that is why I made this post.

All the credit goes of course to Jörgen Nilsson!

x1. Download copy.cmd

x2. Download TSEnv2- from 1E (

1. Localize your “\\SERVER\DRIVE$\Microsoft Configuration Manager\OSD\bin”.

2. Copy the corresponding version of TSEnv2.exe to the x64 as well as the i386 subfolder. read more