These drives utilize older, low-power controller chips. They are the "Holy Grail" for USB Loader GX.
Often fast, but can fail due to high power draw or overheating.
The Ultimate Guide to USB Loader GX USB Compatibility: Exclusive Drive Rankings and Setup Tips
FAT32 is universally recommended. While NTFS allows for files larger than 4GB, it restricts your ability to run GameCube backups via Nintendont.
To force compatibility: