1) Find And Open Your Dying Light Folder
2) Open The DW Folder
3) Copy And Paste Data0 Onto Your Desktop, Just In Case
4) Replace The Data0 File With the Modded One
5) Done :)



To Revert back to The Original Settings:
1) Drag The Back Up File Into The DW Folder
2) Click Replace
Or
1) Verify Game Files Through Steam