New
#11
cmd promptset up the Recovery Environment (RE)
Reagentc /setreimage /path <dir_name> [/target <dir_name>] [/bootkey <scan_code>]
e.g. if winre.wim is in c:\recovery\somefolder
Reagentc /setreimage /path c:\recovery\somefolder
Also if you have the installation media copied to a hard drive - for example you can extract the installation iso to a spare partition
reagentc /setosimage
for details
reagentc /?