If you have the following fstab entry and want to mount the partition using the UUID instead of device name, you just need to add UUID= followed by you partition’s UUID in your fstab and you’re done.
/dev/sda4 /home ext4 defaults 0 2
The following is an example of same entry, using UUID.
UUID=860e4946-19a2-40ee-837a-4eca537b0ec1 /home ext4 defaults 0 2
There are a few ways to get disk partition UUID (Universally Unique Identifier) in Linux, but some requires installation of additional software or packages.
The following 2 method would normally work on any Linux system.
