You 1st screenshot is not referring to an official WinReducer 8.1 dialogue box. So, if we are talking about WinReducer 8.1, where did you download it ? Thanks ...
If possible, please give me detailed instructions with pictures, thank you. I have a full copy of the request 7z software, ImageX, SetACL, ... in software folder, do not know if I need to install additional software on the machine does what?