posready 7 run EWF

EEF is not installed to Posready 7. If you want to use these feature, you need to use dism to install cab file from posready 7 disk.

For Example,

EWF --" dism /online /add-package /packagepath:x:\ds\winemb-enhanced-write-filter.cab"

Keyboard filter -- "dism /online /add-package /packagepath:x:\ds\winemb-keyboard-filter.cab"

x: depends on your cdrom location.