So we have to do some crazy stuff to write to it (see video here).
Considering the price of flashing a Slim 360, and the fact that you need to consistantly update your flash, its cheaper and better to get a x360Key!
Attention a spoof allows connection to PSN, but does *NOT* protect against a ban!!
SYSCALL must be disabled using a tool like PSNpatch, SEN Enabler, web MAN MOD or another application in addition to the spoof !!!
You can read about it here, It is compatible with ALL fat models, and the Slim models list on the product page.
The Slim is still in production, so we can very say that it is compatible with ALL drive types until the Slim is discontinued!
There are several ways that you can update the firmware on your PSP.BIN is used for USB games and is used for internal HDD games) 3) [-] BD-Mirror | [X] USB Patch (Only USB patch selected) - (no effect) Same as before 4) [X] BD-Mirror | [X] USB Patch (Both options enabled) - AIOMOD. m M will use the old bd-mirror method for USB games (moving /PS3_GAME to the root of the USB HDD) and is used for internal HDD games) This will make m M fully compatible with older and newer cobra/non-cobra firmwares, providing all possible options for all games/environments.By using option 4) on standard firmwares the user won't have to manually delete/rename AIOMOD.NOTE: You must disable this spoofer if you're upgrading to 4.80 CFW or later.Update v1.21 : - Added support for custom firmware 4.78 CEX (no Cobra) and Custom Firmware 4.78.x Rebug REX.