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Rollback BIOS R0091N0 for Windows XP.

Please use this rollback BIOS if you wish to return to previous BIOS R0091N0 after you installed an updated version.

How do I update my software?
1. Make sure the computer is connected to the mains and exit all running programs.
2. Download this update and save it to your hard drive.
3. When the download is completed, locate the downloaded file in the location you specified.
4. Double-click the downloaded file to start the installation.
5. Follow the on-screen instructions to perform the installation (DO NOT INTERRUPT THIS PROCESS!)
6. The computer will automatically shuts down when the installation is complete.
7. You can now restart your computer.

File Info

File Name

  • PHBSYS-01041223-UN.exe

File architecture

  • 32 bit

File Size

  • 1.13 Mb

Release Date

  • 79-92-2007
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