How to install Windows 7 on an Acer computer with Windows 8 installed
Hello First of all, we are entering bios with F2. And we are adjusting the settings you see in the pictures below.
After entering bios with f2, we enable the place where the F12 Boot Menu is written on the main menu in the upper menu.
Then enter the boot menu, click the boot mode location, and change the UEFI location to Legacy BIOS. We immediately disable disable boot under secure boot
And finally exit saving changes on the exit menu. When restarting the computer, install the installation DVD and select the CD room from the boot options with the F12 key and start installation.