Download Sony SVF1421/SVF14A1/SVF1521/SVF15A1 Series BIOS Update Utility R0220DA for Windows 7/8/8.1 x64

To start downloading Sony SVF1421/SVF14A1/SVF1521/SVF15A1 Series BIOS Update Utility R0220DA for Windows 7/8/8.1 x64, please choose one of the links from the list below.

  1. SVF1421, SVF14A1, SVF1521, SVF15A1 Series BIOS Update Utility R0220DA: ISBSYS-P0316409-11C2.EXE

Download and Installation Instructions

WARNING!!: Before installing this update, be sure the computer is running from AC power. If the installation of the BIOS is interrupted by power loss, the computer may not operate correctly or at all!

  1. To ensure that no other program interferes with the installation, save all work and close all other programs. The Taskbar should be clear of applications before proceeding.
  2. Download the ISBSYS-P0316409-11C2.EXE file to a temporary or download directory (please note this directory for reference).
  3. Go to the directory where the file was downloaded and double-click the ISBSYS-P0316409-11C2.EXE file to begin the installation.
  4. At the "User Account Control" screen, click "Yes.
  5. At the "VAIO® Firmware Update Tool" screen, verify that the version to be installed is R0220DA and then click "Update".
  6. At the "The system will restart. Are you sure you want to update the VAIO firmware?" dialog box, click "OK".
  7. The computer will automatically shut down when the update completes.
  8. After the computer shuts down, wait for 60 seconds, then power on the computer.

After the computer restarts, the installation of the BIOS Update is complete.

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If you have found mistakes during downloading, please email to We will endeavour to solve these as soon as possible. Other problems, please try to contact publisher's official support.

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