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- Enter BIOS by pressing DEL key at bootup
- Go to Advanced menu
- Go down to PCIe/PCI/PNP Configuration
- Enable the Above 4G Decoding
- Set NVME Driver to EFI
- For PCI Devices Option ROM setting, change all to EFI
- Change the Onboard Video OPROM to UEFI
- Go to Boot Menu
- change Boot Mode Select to Dual (optional, but will make sure the system is booting from the UEFI device, not Legacy device.)
- select Save Changes and Exit to restart the system.
Note: The Intel SSDPEDME800G4-CVMD609600Y9800BGN (our example) WILL NOT appear in the Boot device list, but will list as PCIe device.
As the system restarted, it is ready to install OS in UEFI mode.
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For Windows (8, 8.1, 10), the installation is very similar to the non-UEFI installation. Only different is when it get to the partition screen, make sure to use "New" button for Windows to create all needed partition on drive (that will include a few partitions → Recovery (450MB) System (99MB), MSR-Reserved (16BM) and Primary (Remaining space of the drive.))
For Linux (centOS or Ubuntu): The installation will create the correct EFI partition (/boot/efi) in automatic partition, but for manual partition scheme, it is necessary to create the /boot/efi (efi file system, or vfat file system, size=50mb or less). the remain space will be using the Exxact Standard partition scheme.
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Select that option (or move to the top of the list) to boot the system
When the system is started, the installation is completed.
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