exFAT
Noun
Meaning
exFAT (uncountable)
(computing) Initialism of extended file allocation table, a 64-bit derivative of the FAT family of file systems.
Synonyms
Related terms
Examples
First, ensure that your USB drive is formatted in FAT32 or exFAT for the PS4 to be able to read the drive.
The executable also needs to be on a filesystem compatible with DrvFs, which means NTFS or ReFS, not FAT32 or exFAT.
Now, I’m not entirely clear on how Microsoft licenses ExFat.