It contains a digital signature, the game’s unique Title ID (e.g., BLUS30109 ), and specific boot parameters.
The most efficient way to generate a LIC.DAT file is using automated computer utilities. Tools like or Aldostools PS3 Tools Collection can scan a game directory and build missing parameters instantly. Step-by-Step Automated Generation
Replace it by typing the of your specific game (e.g., BCUS00069 ) exactly as it appears in your PARAM.SFO . Step 3: Recalculate the Checksum
Point the application to your game’s root folder (the folder containing PS3_GAME ). Select the option. Ps3 Generate Lic.dat
It stores the game’s unique Product ID (Title ID) and encrypted licensing metadata.
Open the folder containing your PS3 game files (it must have the PS3_GAME folder structure). Run the Tool: Open PS3ISOtools.exe .
The tool reads the Title ID directly from the game's metadata and injects a mathematically correct license file into the game directory. Troubleshooting Common Errors Error Code 80010017 It contains a digital signature, the game’s unique
If you have ever tried to play a downloaded game backup, a PSN title, or a game update on a custom firmware (CFW) or HEN-enabled PS3, you have likely encountered the dreaded "DRM Error" or "License is invalid." The lic.dat file is the key to solving this problem.
Overwrite the 4 bytes at this location with zeros (00 00 00 00).
Ensure your Title ID matches across all files. If your PARAM.SFO says BLES01234 , your folder structure must match, and the generated license file must be built against that specific data structure. Game Shows Up as "Corrupted Data" Step-by-Step Automated Generation Replace it by typing the
: Fast, prevents manual hex-editing errors, and automatically creates the necessary folder structure. Manual Hex Editing Method Required Tool : A hex editor like : You copy a from any other game, change the , and update the CRC-32 checksum
If you are using .pkg digital games rather than folder-format games, you typically don't use LIC.DAT . Instead, you need placed in an exdata folder on your USB drive to activate the license on first boot.