Formating and installing

Solution
Insert the OS installation media (DVD, USB), go to BIOS, set the number 1 boot priority to dvd/usb, follow the installation wizard (there's also the option to format the drive during the setup wizard) and all you need to do afterwards is wait.
Insert the OS installation media (DVD, USB), go to BIOS, set the number 1 boot priority to dvd/usb, follow the installation wizard (there's also the option to format the drive during the setup wizard) and all you need to do afterwards is wait.
 
Solution