How to Change RAID mode to ACHI mode How to Change RAID mode to ACHI mode | Download Driver

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  1. Press [Win] + R or take the RUN option from the start menu.
  2. Now type regedit there and press Enter Key to open up the Registry Editor Window.
  3. If you receive the User Account Control dialog box, click Continue.
  4. Locate and then click the following registry subkeys:
    Loaction
    HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\pciide
    HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\msahci
    HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\iaStorV
    HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\iaStor
    HKEY_LOCAL_MACHINE\System\CurrentControlSet\Services\atapi
    
  5. click Modify on Start value.
  6. In the Value data box, type 0 [3 is default], and then click OK.
  7. Close Registry Editor.
  8. Restart your computer
  9. Go to UEFI/BIOS and enable AHCI, Save & Reboot
  10. Another restart will be required to finish the driver installation.
    Note: You might not have the last registry key (iastor) as this is installed in the registry with the intel raid drivers, the default windows 7 raid driver uses the iastorV key.

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