Applicable Models

This information is for the following models:
  • VPCM125AW
  • VPCM125AG
  • VPCM126AH
  • VPCM126AG
  • VPCM126AA

About this download

This program will update BIOS to version R0120Z4 and will resolve the following symptom:

- One Time password screen does not appear when user fails to enter BIOS password correctly for 3 times. 

Available Downloads:
BIOS Update version R0120Z4
File name: EP0000600153.exe
File size: 3.38 MB (3537104 bytes)

File Info

File Name

  • To install BIOS Update version R0120Z4

File Version

  • R0120Z4

File Size

  • 3.38 MB

Release Date

  • 2010-06-22

System Requirements

  • Windows 7 32bit



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 EP0000600153.exe.
3. Follow the instructions displayed in the installation wizard.
4. After installation is completed, please restart the computer

To check if installation is successful:
1. Open VAIO Control Center -> System Information
2. Confirm BIOS Version is R0120Z4