# Step B: Install (Kickstart) the operating system software
<a name="install-cl3-ig-install-ks"></a>

**To kickstart the system**

1. Insert the USB thumb drive into the appliance.

1. Restart the system using the following command.

   ```
   [elemental@hostname ~]$ sudo reboot
   ```

1. Use the arrow keys to select each option and complete the field, using the instructions in the following table as a guide.  
****    
[\[See the AWS documentation website for more details\]](http://docs.aws.amazon.com/elemental-cl3/latest/installguide/install-cl3-ig-install-ks.html)

   The operating system is installed.

1. For the changes to take effect, reboot the system by pressing **Enter** at the prompt `Press return to quit`.