Instructions
Click the "Start" icon on your Windows task bar. Click "All Programs," "Accessories" and then "Notepad" to open Notepad. Select "Format" and then click ̶0;Word Wrap̶1; in the drop-down menu until a check mark appears to the left of it.
Insert the PS3 game disc in your PC's DVD-ROM drive.
Click the "Start" icon, then click "Computer." Double-click the name of the PS3 disc and then click to open the ̶0;PS3_Game̶1; folder.
Right-click the ̶0;PARAM.SFO̶1; file to open a context menu. Select "Open with" and then click "Notepad." The game ID consists of nine characters, starts with ̶0;BL̶1; followed by a two-letter country code and ends with five numbers. A game ID may read something similar to the following: BLUS30178.