Originally posted by another user
When I copy my save to an USB drive, the CUSA is always different than the CUSA on the lists. Can I use a different CUSA file?
That's weird. The game is supported by SW?
Here's where you can find the CUSA on a physical edition, but keep in mind that some games won't have this code, having a completely different code instead (such as FFXV):
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This is how to know your region: there's a globe sign in the back of your game, it should portray the number 1, 2, 3, or 4.
1 stands for North America and some countries that may import it from the US (mainly Brazil), 2 for European countries and Japanese games (some Japanese games are under region 3), 3 for Asia, 4 for Oceania and sometimes South American countries. Image:
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The best way to know your game's CUSA is to search the name of the game
(Persona 5 release information, for example) release information and then click on Gamefaqs' page.