How do I fix corrupted FAT32 file system?
If some metadata in the boot sector or in the file allocation table is damaged,
then you can try to avoid the data recovery process and try to fix the file system yourself.
However, you need to be aware that after such actions, you may lose all data stored on the device.
If you are willing to take the risk, then first you need to download,
install and run a disk editor software, such as free ReclaiMe Disk Editor
and then follow the instructions described
in the article - How to convert RAW to FAT32
Still have questions?