: "CUSA1..." is part of the Title ID system used by Sony to identify specific regional versions of a game. For Ghost of Tsushima , typical IDs include CUSA11456 (US) or CUSA13323 (EU). The unlocker must exactly match your game's ID to work.
: The legitimate way to access this content is through the Ghost of Tsushima Director's Cut , which includes the Iki Island expansion . ghost.of.tsushima.dlc.unlocker.ps4 duplex CUSA1...
: Go to Settings > Account Management > Restore Licenses on your PS4. : "CUSA1
The search terms you provided appear to relate to for the PlayStation 4 Go to product viewer dialog for this item. , specifically from a group known as DUPLEX . ghost.of.tsushima.dlc.unlocker.ps4 duplex CUSA1...
Are you trying to with a purchased copy, or