Knowledge Base

This article provides information on "Upgrading to Windows 10 on Precision Desktops Fail Without PERC Drivers".

Perc Drivers

If you are trying to upgrade from Windows 7 / 8.1 to Windows 10 using the GWX tool from Microsoft on a Precision Desktop but are having recovery messages or other "storage device not available" related issues. You will need to inject the proper Intel Rapid Storage for Enterprise drivers while running the upgrade.

• Download Windows 10 Media Tool: http://go.microsoft.com/fwlink/?LinkId=691209
  Choose Create ISO.
• Save ISO file at C:\W10\W10ISO
• Download 7-zip: http://www.7zip.org
• Download Windows 10 PE CAB file: http://downloads.dell.com/FOLDER03363364M/1/WinPE10.0-Drivers-A01-6XFM6.CAB
• Use 7-zip to extract the files to C:\W10\W10PECAB
• Use 7-zip to extract ISO contents to C:\W10\W10ISO

Example command to run Windows 10 upgrade with needed drivers:

• Intel Rapid Storage for Enterprise.
• MSI Driver (PERC)
• Open Command prompt as Admin:
  Type the following command:
• C:\W10\W10ISO\setup.exe /auto Upgrade /InstallDrivers C:\W10\W10PECAB /DynamicUpdate Enable /ImageIndex 1