If while installing Windows on your computer, you receive Windows cannot be installed to this disk, The selected disk is of the GPT partition style message, maybe something here will be able to help ...
Can anyone shed some light on whythe Ubuntu 18.04.1 installer can't see any partitions on the NVMe disc (so I can't add a new partition after the existing ones) but if I hit ctrl-alt-F2 to get to ...