With Survival Options, you are the rule maker! Best Mods for Fallout 4 Survival Options Mod The mod equips you with a holotape that you can use to choose the desired hunger, thirst, difficulty and exhaustion levels. The Survival Options mod allows players to change anything they want in the survival mode without getting into the technical configurations of any menus or game reboots. Yup, you got that right! I’m talking about none other than the Fallout 4 Survival Options Mod. However, thanks to the game’s ability to be moddable, there is a mod that allows you to customize all those options in Survival Mode. The survival mode in Fallout 4 is quite adventurous but it has limited options if you want to change the difficulties or customize the eating, sleeping or healing options.