Recuperar pen drive:

Recuperar pen drive com Linux:
Primeiro:
sudo dd if=/dev/zero of=/dev/sdc bs=1024k count=2
mkfs.vfat -I -F 32 /dev/sdX

Segundo:
fsck /dev/sdb1
fsck de util-linux 2.27.1
fsck.fat 3.0.28 (2015-05-16)
0x41: Dirty bit is set. Fs was not properly unmounted and some data may be corrupt.
1) Remove dirty bit
2) No action
? 1
Remove o bit sujo >(1)
Perform changes ? (y/n) y
/dev/sdb1: 86 files, 606253/1886870 clusters
Aspire-E5-571 ercio-note1 # fsck /dev/sdb1
fsck de util-linux 2.27.1
fsck.fat 3.0.28 (2015-05-16)
/dev/sdb1: 86 files, 606253/1886870 clusters