The SD card sometimes shows a read-only file system and cannot copy, delete, view files:
①sudo fdisk -l View the file partition, for example, the SD card is sde1.
umount /dev/sde1。
③ sudo dosfsck -v -a /dev/sde1, repair the file system.
The SD card sometimes shows a read-only file system and cannot copy, delete, view files:
①sudo fdisk -l View the file partition, for example, the SD card is sde1.
umount /dev/sde1。
③ sudo dosfsck -v -a /dev/sde1, repair the file system.