"gcc is not recognized" even after setting PATH variable. What is left?

I had the same problem as in this question: After installing minGW, gcc command is not recognized.I have downloaded MinGW Installer and have followed the instruction that is held in this link and in this link; however, I still get the same "not recognized" message. What is left to fix?

EDIT: Forgot to add a screenshot.screencap of relevant area