How to change root password in WHM
Your root password is the master password used for accessing the backend of the server. From time to time you may want to change this password, and this can be done through the WHM control panel.
First, login to WHM and navigate to Change Root Password.
You’ll now be prompted to enter and confirm the new password you want to set for this server.
After confirming the password, click Change Password to finish changing the root password.