This tool temporarily patches the Switch RAM to allow the console to read exFAT formatted SD cards without needing the official Nintendo driver update.

In the ever-evolving world of Nintendo Switch custom firmware (CFW) and homebrew, few tools have generated as much discussion as . For users looking to mod their console without mandatory hardware modifications (like a modchip), ExFATHAX represents a specific entry point into the world of payload injection and custom framework installation.

Insert the flashed USB drive and wait for the notification: .

After you are done using the drive for jailbreaking, you can use Rufus to reformat it back to standard exFAT or FAT32 for normal use on a PC.

Once the IMG is flashed, you insert the SD card into the Switch. This is where "exFAT Hax" actually triggers.

This image file is used to trigger a kernel exploit by tricking the PS4's file system handler via a specially crafted USB drive. ConsoleMods Wiki 1. Purpose and Function exfathax.img file is a tiny disk image (roughly ) that contains a corrupted or modified exFAT filesystem. The Exploit:

With the Switch in RCM (black screen), connect it to your PC via USB-C.