Applicable Models

This information is for the following models:
  • VGN-Z46MD
  • VGN-Z45GD
  • VGN-Z35TN
  • VGN-Z36MD
  • VGN-Z47GD
  • VGN-Z46TD
  • VGN-Z45TD
  • VGN-Z36SD
  • VGN-Z48TD
  • VGN-Z46SD
  • VGN-Z46GD
  • VGN-Z48GD
  • VGN-Z36GD
  • VGN-Z36TD
  • VGN-Z37GD

About this download

NOTE: This upgrade is only applicable for Windows 7 Operating System.

This program will upgrade BIOS to version R4044M3


Available Downloads:

BIOS Update Ver. R4044M3

File name: EP0000600083.exe

File size: 6.21 MB (6510624 bytes)

File Info

File Name

  • To install BIOS Update Ver. R4044M3

File Version

  • R4044M3

File Size

  • 6.21 MB

Release Date

  • 2009-12-10

System Requirements

  • Windows 7 32bit
  • Windows 7 64bit



1. Download the file to a temporary or download directory (Please note this directory for reference later).
2. Go to the directory where the file was downloaded and double-click EP0000600083.exe.
3. Follow the instructions displayed in the installation wizard.
4. After installation is completed, please restart the computer.


To check if the updating is successful
1. Click Start -> Click All Programs -> Select VAIO Control Center -> Select System Information.
2. Check the BIOS Version if it is R4044M3.