Hello and Welcome! This mod unlocks front door of your players house in the intro (Pre-War) to allow you to explore outside the house before the bombs fall and destroy everything precious 😛
Unzip the .esp to C:\program files (x86)\steam\common\fallout 4\Data
Open the Fallout 4 launcher, and tick the ExploreOW.esp and hit OK.
Launch game and have fun!
Delete or untick the ExploreOW.esp from your Data folder.
I’d like to thank Bethesda for making such an amazing game and amazing game engine / creation toolkit. Great work, guys.