C:\Users\<username>\AppData\Local\EpicGamesLauncher\GFCache
: By caching these values, the game can skip repetitive calculations during startup or area transitions, theoretically speeding up load times. gfpakhashcache.bin
Documents\My Games\Borderlands 3\Saved\HashCache\ gfpakhashcache.bin is a
In short, gfpakhashcache.bin is a , created by Gearbox’s PAK tools or launchers . such as the Trinity Mod Loader
(like GameBanana or official GitHub repositories).
is a major hurdle. Because the game engine relies on this index for its internal logic, simply replacing a file in the game's directory isn't enough; the hash cache must also be updated to "point" to the new, modified data. Tools developed by the community, such as the Trinity Mod Loader