What is the factory default file system for Transcend products? Category : Specification / Capacity / Performance The factory default file system is determined by the product category, series, and storage capacity, as shown in the table below. Is the answer helpful? Related Why is the actual storage capacity of my JetFlash USB Flash drive slightly less than the volume specified on the product's package? Why do I get the error message "Confirm Stream Loss" when data are written to my JetFlash drive? Why isn’t the Transcend Elite app granting permission to my OTG JetFlash USB Flash drive? Technical Support If the answer can't help you, you can contact the Tech Support Department Get Started