Step 2: Make A bootable DriveĪfter you have downloaded the ISO image, make a bootable USB drive. Since Centos 6.5, you can create usb drive bootable by simply transferring iso file to usb using dd command. This is primarily due to the fact that most servers in production are 64 bit. CentOS 7 is now shipping for 64 bit platforms, and currently there is no 32 bit ISO image. To get a copy of CentOS 7 download from its source mirror. Read Also: How to Install CentOS 8 (Step by Step with Screenshots) Step 1: Download The ISO Image CentOS (Community Enterprise Operating System) is forked from RedHat Linux, a Linux Distro fine-tuned for servers. In this tutorial, you will learn how to install CentOS 7 in a few easy steps.