1> Mac book pro 2018. I7 16 GB ram
2> VM win10 (not activated) installed in external Static Hd. 2 core 4 gb ram
3> Installed Arduino, Atmel studio to name a few.
4> All software work fine.
5> When I plugin USB programer or Usb to Arduino cable -
a. I am presented with choice - Mac or Guest. -...