How to Solve Boot cd or Usb Problems With Aptio Setup Utility
You have a machine with windows 8 installed and you can not use win 7 etc. You want to install another operating system, but you can not start with a cd on your aptio bios.
You need to do the following: F2 or del keys to enter the bios. We are disabling the security boot in the Security Section. With F10, we save and exit the settings. We enter bios again with F2. In the Boot section we are launching csm yi enable. Press F10 to save and exit. Then press ESC to open the boot menu. We see every device, including a CD-Rom.
We can select CD-ROM and start installation.