Thanks for your reply. Sadly, creating the windows flashdrive with bootcamp leads to a black screen with a blinking cursor/underscore. I think it has to do with the partition table that it formats the flash drive with.
-MBR from bootcamp (not working)
-GPT from disk utility (working)
Hellow everybody. Um, so I've completely wiped out my disk for the 3rd time. I was able to smoothly boot windows 10 on a flash drive with no problems what-so-ever (I did it with bootcamp). But 3rd time's not working with me. I can't boot with the help of bootcamp anymore cause it turns the flash...