Questions
Q1
I can't find RAID setting from BIOS. How may I set up RAID function for Z270GT4/6/8/9 ?

1. Please press del at POST screen to get into BIOS, go to CMOS >  SATA And RST Configuration > SATA Mode Selection > Select [Intel RST Premiun].
2. Save & Exit
3. After BIOS system reboot, please press [Ctrl] +[ I ] hot key at POST screen to setup RAID.