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 Does the performance of ESD310 and ESD300 portable SSDs get affected by high temperatures during use? How to remove computer viruses from my JetFlash USB Flash drive? What should I do if I cannot delete or format my SD/SDHC card due to write protection? Technical Support If the answer can't help you, you can contact the Tech Support Department Get Started