To change a password in Linux through a Bash script, he two scripts that are most important are 'Create Users' and 'Change Passwords Shell' scripts, for the system admin which regularly uses the mail ...

The following methods can be used for resetting the root password if the root password is unknown. If you use GRUB for booting, select the system to be booted, and add 1 to the end of the kernel boot ...

Type “root” with no password, and simply try that several times until the system relents and lets you in. How does one change the root password? It’s simple enough.