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PlayStation 4

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This page contains notes for the game PlayStation 4.

PlayStation 4 File Structure#

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These folders are seen when using the GoldHEN FTP server on a jailbroken PS4.

* /mnt - Mounting of game sandboxes and USB drives.
* /preinst - Fonts and default VSH music
* /preinst2 - The Playroom pre-installed game
* /system - System modules and sceShellCore
* /system_data - User settings and databases
* /system_ex - System applications and their corresponding assets
* /update - During system updates, the contents of a PS4UPDATE.PUP file are stored in here. Usually has placeholder "PS4UPDATE.PUP" folders on a jailbroken system.
* /user - User contents stored in obfuscated 8-letter subfolders. Username located in root of obfuscated subfolders as username.dat.
* mini_syscore.elf - First executable run by the FreeBSD-based kernel on boot.
* safemode.elf - Safe mode executable launched by mini_syscore if the power button is held for several seconds until a second beep is heard.

FreeBSD Kernel Version#

The PlayStation 4 kernel is based on FreeBSD 9.0, released in January 2012.