Skip to Content

Applicable Models

This information is for the following models:
  • VGN-SR12G
  • VGN-SR17SN
  • VGN-SR13MN
  • VGN-SR13GN
  • VGN-SR15SN
  • VGN-SR16GN
  • VGN-SR15G

File Info

File Name

  • To install KB835221

File Size

  • 0.62700003MB

Release Date

  • 2008-07-25

System Requirements

  • Windows XP

Download

IMPORTANT: Before proceeding with the upgrade, disconnect all external hardware devices, including PC Cards etc
Note: Before proceeding, ensure that the VAIO computer is operated using the supplied AC adapter.
Note: Save all data/files and close all running programs

Please note that when installing either of the Windows XP versions, users may no longer have access to some preinstalled software or will not be able to use some of preinstalled functions.
Below are the functions that are confirmed to be unusable once users downgrade to Windows XP on VGN-SR1 Series:

    1.HDD Protection function can not be used.
    2.Fn+F9/Fn+F10 function can not be used. 
    3.After power off Bluetooth device/Wireless LAN device via Wireless Switch Setting Utility, Bluetooth device/Wireless LAN device can not be power on again via Wireless Switch Setting Utility. End user must manually switch Wireless Device H/W Control button to power on Bluetooth device/Wireless LAN device again.

 

Install

Details

If the supplied XP installation disc is used to change the current Operating System to Windows XP Pro (This disc is only bundled with preinstalled Windows Vista Business models.), this driver need not be installed. Otherwise, proceed as below:
1. Download the KB835221.EXE file to a temporary or download directory (please note this directory for reference).
2. Go to the directory where the file was downloaded and double-click the KB835221.EXE file to begin the installation.
3. Follow the installation wizard that appears.
4. At the License Agreement dialog, read the agreement. Click I Agree to continue with the installation.NOTE: Several setup boxes may briefly appear during the installation. Follow the installation wizard that appears.
5. When the installation finishes, please restart the computer if needed.