What file system is used in SD/microSD memory cards ? October 4th, 2022 32 GB: FAT32,64 GB and up: exFAT Related FAQs Do SD/microSD cards support CPRM? What devices are SD/SDHC/SDXC memory cards compatible with? Need more help ? FAQ Top Contact us ◂Back to FAQ Top October 4th, 2022 Memory card, microSD, SD, Support I found two or more memory cards with the same lot number. Is this a problem? What is UHS interface?