How to Add 'Open as Administrator' option in Ubuntu 18.04 / 18.10!

        To add 'Open as Administrator' option on system right click menu (if not available) in Ubuntu 18.04 LTS, one must apply following commands to bring back or add this feature. It is a very important option for doing administrator job in a system.

Let's get started!

1. Open terminal -

Applications > System Tools > Terminal or  Ctrl +Alt + T (Press at the same time)

2. Log in as Superuser -

sudo su

Then enter the system password.

3. Update your system -

sudo apt-get update

4. Upgrade your system -

sudo apt-get upgrade

5. Install nautilus admin tool -

sudo apt-get install nautilus-admin

6. Reload nautilus admin -

sudo nautilus -q