This Doom 2016 guide is about how to unlock Nightmare mode, ultra HD texture and more. We all know what DOOM is, and how awesome it is. So let’s skip the usual intro, and get started.
Doom 2016 Guide: Unlock the Nightmare Mode, Ultra HD Textures
UNLOCK NIGHTMARE MODE
TO unlock the nightmare settings, without completing the game on a lower difficulty setting, hit the TILDE key and then type menu_advanced_AllowAllSettings 1
DISABLE MOUSE SMOOTHING
In the console, type set m_smooth 0.
SKIP THE CUT- SCENES
Type com_skipIntroVideo in the console.
Now to the second part,
This is for the PC gamers out there with the extra juice in their graphics cards . I mean with graphics cards having VRAM higher than 4 GB. So, guys with less than 4 GB of VRAM, this is not for you.
16k Ultra ( For graphics cards with more than 6 GB VRAM )
You can apply these settings in the DOOM config file which is in Saved Games\id Software\DOOM folder.
That’s all from Doom 2016 guide about how to unlock Nightmare Mode, Ultra HD Textures.