Legacy Update: Get back online, activate, and install updates on your legacy Windows PC

Install this update to resolve issues that occur when a PS/2 station is configured on a system that has multiple non-USB audio devices installed. The issues may include the absence of audio on the PS/2 station’s audio device, or the audio from the PS/2 station’s session is connected to an audio device on another station. You should consider applying this update under both of the following circumstances:

• You are using a PS/2 station with associated audio devices that are connected to the audio jacks on the computer chassis.
• You have multiple physical or virtual, non-USB audio devices installed on the system.

This update is cumulative, and also includes the update discussed in the following KB articles:
KB2530453, KB2542222.

Files

Status: Deleted This download is no longer available on microsoft.com. The downloads below are archives provided by the Internet Archive Wayback Machine from the Microsoft Download Center prior to April 2023.

Files
Windows6.1-KB2556903-x64.msp

File sizes and hashes are retrieved from the Wayback Machine’s indexes. They may not match the latest versions of files hosted on Microsoft servers.

Microsoft Windows MultiPoint Server 2011

To apply this update, you must install the download package using the following steps:

1. Log on with an administrative account.
2. Click the Download button at the top of this page, and then do one of the following:
   • Click Run to start the installation automatically.
   • Click Save to copy the download to your computer for installation at a later time.
3. Follow the on-screen instructions to complete the installation. You must accept the license agreement to complete the installation.
4. Restart the computer.