Here are the four most common user errors when DLC PKG fails:
Before you install, you need to know what you are looking at. You will generally encounter two types of .pkg files for this game: castlevania harmony of despair dlc pkg work
If you have installed the files and the DLC is still locked: Here are the four most common user errors
Yes, but with a different method. On RPCS3, simply install the DLC PKG via File → Install Packages/Raps/Edats. RPCS3 automatically handles RAP files placed in the dev_hdd0/home/00000001/exdata/ folder. All DLC works flawlessly on emulator, with full 1080p and online via RPCN. Yes, but with a different method