How to Add a User and Grant Root Privileges with visudo on CentOS 6.7

Change to root

$ su -

adduser mynewuser

Now set the password for the new user:

passwd mynewuser

Step 2: Grant Root Privileges to the User
For a refresher on editing files with vim see: New User Tutorial: Overview of the Vim Text Editor


Find the following code:

## Allow root to run any commands anywhere
root ALL=(ALL) ALL

In this case, we’re granting root privileges to the user mynewuser . Add the following below that code:

mynewuser ALL=(ALL) ALL

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