I'm trying to install windows 10 Pro 64bit on my ASROCK H110 BTC+
x2 EVGA Supernova 1600
x8 Gigabyte 1080ti
Intel Core i3 processor
Ram 8GB kingstone

keep getting the same message
"Non-system disk
Press any ket to reboot"

"Reboot and select proper boot device
or insert Boot media in selected boot device and press a key