ASRock Z77 Extreme11 RAID Installation Guide - Page 11

4. Installing Windows® on a HDD larger than 2TB in RAID mode Windows® VistaTM / 7 does not support HDD's larger than 2TB. Please make sure to use Windows® VistaTM 64-bit (with SP2 or above) or Windows® 7 64-bit. After the UEFI and RAID BIOS setup, please follow the steps below. STEP 1: Copy Intel® RAID drivers into a USB flash disk You can download the drivers from ASRock's website and unzip the files into a USB flash disk or copy the files from ASRock's motherboard support CD. (Please copy the files under the following directory: 32 bit: ..\i386\Win7_Vista_Intel.. 64-bit: ..\AMD64\Win7-64_Vista64_Intel.. STEP 2: Install Windows® VistaTM 64-bit / 7 64-bit OS Press to launch boot menu at system POST and choose the item "UEFI:" to boot. 11