To bring up the ENB menu in-game press Shift+Enter This will show the ENB menu on the top left corner of your screen, you can use it to disable or enable features from the ENB. If you see odd green fields covers your vision, when the game shows something very bright, for example an explosion or critical kill, you should calibrate NIGHT VISION To turn it on, enable EENV Master Enable and EENV Night Vision Enable, in the ENB UI - the right panel - enbeffect.fx. Top 5 Fallout New Vegas Enbs - Mod Showcase - YouTube.