Please check below maximum supported external storage size info.
💡 External hard drive
There is NO physical limit, just there is partition and format file system limitation.
Please make (1x) full partition and format USB to NTFS type as follows: HOW TO FORMAT
💡 SD card
256GB (Gigabytes) is the maximum supported size on Formuler Android-based products.
IF this doesn't answer your doubts or you want to search more information,
Please take a look at threads in our forum FORMULER FORUM Or click TAGS on the right side of this page.