Ubuntu cannot recognise the fact that Windows 8 is installed on this system. Ubuntu has a method of installing from within Windows; I tried this on the same system (Windows 8 with secure boot) but ...

It is difficult to recall, in the recent past, a new technology about which there has such an avalanche of uninformed writing, misinformation or secrecy than secure boot.

Let's face it, deciding to nuke your existing operating system installation and replace it with a completely different OS isn't the sort of task that you should approach lightly. One of the barriers ...