how do i fix a micro sd card that cannot be formatted? When I put it in an adapter then in my computer, it says that it cant be formatted and that it cant be read. How do I make this card usable again?
Usually, a micro SD card has FAT or FAT32 file system, so you may want to format the back to FAT or FAT32 file system. If everything goes well, you can easily format your micro SD card whether no your mobile phone or computer. However, if you are not lucky enough but run into the problem mentioned above that micro SD card cannot be formatted, you can try to run Error-checking tool to scan and check if the micro SD card contains bad sectors. You can also employ a third-party format program to format the .