: These will only work on a PS4 with a specific firmware version (9.00 or lower) that has been exploited. They will not work on a standard, updated PS4.
Using files labeled with "DUPLEX" involves installing files. download-quake-addons-pack-1-dlc-ps4-duplex
: This is a pirated distribution. Supporting the official remaster provides access to these same add-ons through a simple, integrated in-game menu without the need for external downloads. : These will only work on a PS4