Linux system boot error contains a file system with errors, check forced workaround

/DEV/SDA1 contains a file system with errors, check forced.
/dev/sda1:inodes that were part of a corrupted orphan linked list found.

/dev/sda3:unexpected inconsistency; RUN fsck manually.
(i.e., without-a or-p options)

Enter the root user's password after (or type control-d to continue)
The first thing to do when repairing filesystem is to run the command umount:
such as: Umount/
Run Fsck.ext4-y/dev/sda3
or run FSCK.EXT4/DEV/SDA

Linux system boot error contains a file system with errors, check forced workaround