Wait for the installation to complete and then click on Finish.Remember to unplug all the other external devices not required for the installation. Click on Next and follow the given instructions to begin the Windows installation. Select the Bootcamp partition and click on Format. Once the Boot Camp Assistant is done, your Mac will restart the Windows installer.You will then be asked to set the size of the Windows partition, you can set the partition size as per your needs and remember that you can’t change it later.Plus in your USB flash drive in your Mac and the Boot Camp Assistant will create a bootable USB drive for the Windows installation.Go to the Utilities folder under your Applications folder and open Boot Camp Assistant.
By default it is set to Full Security, if by any chance you have changed it to No Security, change it to Full Security again and then proceed.
Well, we know that Age of Empires is not really available for Mac so you actually have to use either a Remote Desktop or a Virtual Machine or via Boot Camp. To play Age of Empires on your Mac computer, you will need to install Windows OS.