One of the smartest additions is LZ4 compression for the payload section. V0.2 compresses package contents before signing, reducing file sizes by an average of 35%. For users with limited USB storage or those injecting directly into the PSC’s internal 16GB eMMC, this is a game-changer.

Click "Create fPKG." The tool will package the game with the necessary emulator files.

This method effectively bypasses the need for Sony’s official PS1 Classics emulator, which was utilized on the PSP and PS3. It leverages the raw power of the PS4 to upscale these games.