According to what Matthew wrote, you should be more or less fine with UEFI disabled in BIOS.
I would do the same, i.e. wipe Windows if I didn't need it sometimes. But I guess there's no way to install Ubuntu using CM mode without removing Windows partitions first that occupy the beginning of the hard drive as it uses the new GTP partition table.
Re: How to prevent bricking laptop?
I would do the same, i.e. wipe Windows if I didn't need it sometimes. But I guess there's no way to install Ubuntu using CM mode without removing Windows partitions first that occupy the beginning of the hard drive as it uses the new GTP partition table.