I bought a new rMBP early 2015 with only 128GB SSD. I would like to install Windows 8.1 on a 64GB SDXC Card.
I used a lot of tutorials, but it doesn't work.
For example, if I use this tutorial, I can't see the SDXC during boot when pressing the ALT Key on my rMBP. But it works on my company DELL Laptop.
Does anyone know a...