Installing Trisquel GNU/Linux on a MacBook Pro

If you try to install Trisquel 7.0 1)Trisquel Operating System website: on a MacBook Pro using Virtual Box 2)Virtual Box website:, you’ll run into a problem.

When you configure the VM, and go to start it, you’ll get the following error:

This kernel requires the following features not present on the CPU: pae.
Unable to boot – please use a kernel appropriate for your CPU.

Error with Trisquel on a VirtualBox VM

This is due to Trisquel kernel requiring PAE 3)Physical Address Extension wikipedia article:, to be enabled.

The solution is to enable it in settings –


Trisquel running on Virtual Box VM - System VirtualBox Manager

This option “Extended features: Enable PAE/NX” must be enabled. Restart the VM and you can continue installing Trisquel GNU/Linux.


1 Trisquel Operating System website:
2 Virtual Box website:
3 Physical Address Extension wikipedia article: