Download the LL FourPlay archive. You will typically find a .dll file inside.
Installing an F4SE plugin is slightly different from installing a regular .esp mod. ll fourplay f4se plugin exclusive
A common issue where AAF would get stuck at 80% initialization is often solved by having a correctly installed version of the FourPlay plugin. Download the LL FourPlay archive
Launch the game using f4se_loader.exe . You can verify if F4SE is running by typing getF4SEversion into the in-game console. Compatibility Tips ll fourplay f4se plugin exclusive
Recent community updates have focused on making the plugin work with the Fallout 4 "Next-Gen" update, though this often requires specific versions for different game builds. How to Install LL FourPlay