New answers tagged sony
Very late answer but in case anyone ever runs into this type of problem again you can type "fwsetup" into the Grub Bootloader Rescue text terminal and then enter the BIOS through that command.
Having just rooted a Xperia z, I know 4.3 can be rooted so you can put a different os on your phone from there. Having said that only the nexus 4,5,7 and 10 are officially supported by ubuntu touch. Unofficially a few Sony models have ports available you can get the full list here (https://wiki.ubuntu.com/Touch/Devices) And at the bottom of the wiki you ...
As you are using the stable desktop version, you are using Unity 7. Next Unity experience: phone, tablet and desktop is being developed as Unity 8. You have to wait until Unity 8 is officially released for desktops.
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