UFSA recommends the Microsoft exFAT file system as the UFS Card file system standard.
UFS Card Manufacturer (Royalty free)
UFS Card host Vendor (Royalty Free)
Maximum file size
Maximum volume size
UFS card should be formatted using the exFAT formatter from Microsoft.
Since most host systems provide a built-in formatter for file systems supported by the host system, the end-user may use the built-in formatter when the UFS Card is initially inserted and used.
Guideline for Host vendor (e.g. Smartphone, Drone, VR, AR, DSLR, …)