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64-Bit BIOS Installation Utility

Summary: This article provides general information about using the 64-Bit BIOS installation utility.

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Article Content


Affected Products

  • 64-Bit BIOS Utility

Dell now has a utility to allow for BIOS upgrades in a native 64-bit environment (WinPE).


Not Applicable


Begin by downloading the Install File (Flash64W.exe).

Install Instructions

  • Download the BIOS executable for the specific computer that you are going to update and place it in a directory of your choice.
  • Download Flash64W.exe and place it in the same directory as the BIOS executable.
  • Open a Windows command prompt (The Command Prompt: What It Is and How to Use It on a Dell System) and go to the directory that you placed the BIOS and the Flash64W.exe file.
  • Type: Run Flash64W.exe /b=BIOSExecutableName.exe

Example: Flash64W.exe /b=XPS_9350_112.exe

Note: This is for Client computers only and does not work on Enterprise servers.

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Last Published Date

17 Jul 2023



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