For anyone whose going through this, or getting mad at "finding swear wording helps and guides":
-You need 1/2 block WIDTH [Up and Down] and full-side row [Left and Right] of HUD Area. [Think of long black rectangle that's on top of the screen in Legend of Zelda NES.]
-You need emulator [FECUX is commonly desired], working folder [the location of where the exported NES file is.], and parameter [game.nes] WRITTEN in those inside:
Project > Project Settings > Emulator