Install and update CentOS 7

- choose on your VPS provider template Centos 7 without preinstalled any software or another web/control panel. I personally prefer Time4VPS.com

- log in as root and run yum update:

yum update -y

- this make update of your system to lastest version and also update all installed packages

- after finishing reboot your VPS with command: 

reboot

your VPS