Linux flash drive File read-only solution

1run the following command at the terminal tail-F/var/log/syslog2insert a USB flash drive with read-only file system failure3. Observe the command-line output in the following part: Jul8  -: -: -CSLOUIS-PC kernel: [15595.155904] Fat:filesystem error (Dev sdb4) Jul8  -: -: -CSLOUIS-PC kernel: [15595.155905] Fat_get_cluster:invalid cluster Chain (i_pos0you can see from the above that the file system mounted on the USB stick is/dev/SDB4, and the file system is faulty (fat:filesystem error)4. Enter the following command: Umount/media/ZCF (ZCF is your USB name, can be viewed in the media directory with LS)5. Fix the USB drive file system failure sudo dosfsck-v-a/dev/SDB4 after 5 steps above, the U disk can resume reading and writing function. 

Linux flash drive File read-only solution