What Does This Do?
This utility installs an updated version of the Dolby Home Theater v4 Taskbar Patch to resolve an issue where the Dolby Home Theater v4 Tasktray icon does not appear on the taskbar after being enabled from the "Notification Area Icons" menu.

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.
Download the SOOOTH-00284695-1082.EXE file to a temporary or download directory (please note this directory for reference).
Go to the directory where the file was downloaded and double-click the SOOOTH-00284695-1082.EXE file to begin the installation.
At the "User Account Control" screen, click "Yes".
At the "Select Country" screen, select the country for this installation, and then click "Next".
At the "Dolby Home Theater v4 Taskbar Patch Ver. 2.2.4.1 " screen, click "Next".
At the "License Agreement" dialog, read the agreement, then, if you agree, click "I Agree" to continue with the installation.
At the "Finished" screen, click "Finish".
At the "This system must be restarted to complete the installation" screen, click "OK" to restart the computer.
After the computer restarts, the installation of the Dolby Home Theater v4 Taskbar Patch is complete.

This utility installs an updated version of the Dolby Home Theater v4 Taskbar Patch to resolve an issue where the Dolby Home Theater v4 Tasktray icon does not appear on the taskbar after being enabled from the "Notification Area Icons" menu.

http://esupport.sony.com/US/p/swu-matrix.pl?upd_id=8872