On Sat, May 14, 2016 at 12:36 PM, jd1008 <jd1008@xxxxxxxxx> wrote: > Can older (5-6 years old) mac desktop > boot from non-mac optical media, such as > windows, any linux distro, ...etc ??? > > In my case it doe snot boot from any non mac media. > > Is it a drive problem or a primary bootloader problem? Macs have been able to EFI boot from ISO 9660 and UDF optical media for quite a while. Certainly by 6 years ago. So the problem is likely bootloader related. I'm pretty sure a disc using El Torito extensions is what activates the CSM-BIOS, but this is almost certainly not what you want. -- Chris Murphy -- users mailing list users@xxxxxxxxxxxxxxxxxxxxxxx To unsubscribe or change subscription options: http://lists.fedoraproject.org/admin/lists/users@xxxxxxxxxxxxxxxxxxxxxxx Fedora Code of Conduct: http://fedoraproject.org/code-of-conduct Guidelines: http://fedoraproject.org/wiki/Mailing_list_guidelines Have a question? Ask away: http://ask.fedoraproject.org