Forum Discussion
micro sd card for Galaxy S9
T-Mobile support advises the S9 can accept up to a 400GB micro-SD card. That seems a peculiar number as they come in 128, 256 or 512GB but I've never seen a 400GB card. Samsung website says 512, bu...
Personally, everything I tried over 256GB never worked for me. There are a couple of companies that do make some unusual size MicroSD cards though. XDA might be the best place to look for more information on this though.
