If you are looking for the "full" feature set added by the Director's Cut version itself (as compared to the original game), notable additions include:
: The update reportedly corrected a database error where structures or cargo would lose their player association, previously showing them as belonging to "Unknown". transfer your save files from the original Death Stranding to the Director's Cut Director's Cut Update 1.004 (Feb 2024) ? : r/DeathStranding
On her deathbed, Bridget pleads with Sam to help rebuild America. He reluctantly accepts the mission for two reasons:
DEATH STRANDING DIRECTOR'S CUT - DEATH STRANDING DIRECTOR'S CUT V 1.004 UPDATE - Steam News.
: Fixed a known memory-related bug that previously caused performance degradation or crashes in specific game zones. Controller Bug Fix : Resolved an issue where the right side of the touchpad on DualSense Edge