When installing an SCCM 2012 R2 on a Primary site, one of the many requirements is the Windows Deployment tools component:
I always forget to install this first, and the other components such as USMT… Not quite sure it should be required ALL the time in a multi Primary Site environment, as many companies use a shared boot image with pre-integrated drivers, but hey-ho its quite easy to implement.
Simply download from the above URL and run the installer (its quite a large install so stick it on a large volume:
Ensure that the above options are selected… You might not need the USMT Tool, but its only small so grab anyway.
Grab a coffee whilst the files are acquired
That’s it, no reboots or anything required usually.