2. Press e in order to edit commands before booting.
3. Highlight the list item with vmlinuz in it by using the arrow keys and press e.
4. Now type single or init 1 at the end of the line.
5. Then press enter and b to boot the system with the new argument. (The system will boot into single user mode and you will see bash prompt)
Now it's time to change the password:
6. Type passwd
### Shell Commands ###
Enter new UNIX password:
Retype new UNIX password:
: password updated successfully