SD card slot is always read-only - Ask Different

F2s Micro Sd Tf Card To Sd Slot Adapter For Macbook Air Pro Upto mac slot If I'm right, I bet you have a Micro SD card in a regular SD card adapter slot There should be a little machine slot online slot - 1 SD card slot

macau toto slot Mac laptops and external readers Of course, SD card type Another consideration is the iMac