Windows Vista, Windows Server 2008, Windows 7 and Windows Server 2008 R2 Application Compatibility Update through Dynamic Update: June 2010

The Windows Application Compatibility Update is a software update that improves the compatibility experience in the following Microsoft Windows operating systems:

• Windows Vista
• Windows Server 2008
• Windows 7
• Windows Server 2008 R2

Microsoft regularly releases application compatibility updates for these Windows operating systems. This update package is available through Dynamic Update during the installation of these Windows operating systems.

Note If the computer is connected to the Internet when you upgrade the operating system, Dynamic Update prompts you to download critical content. You have the option to skip Dynamic Update during setup.

The kinds of problems that are resolved by application compatibility updates

When you try to install and run certain legacy games or applications in Windows Vista Service Pack 2 (SP2), in Windows Server 2008 SP2, in Windows 7, and in Windows Server 2008 R2, you may experience one or more of the following symptoms:

• The game, the application, or the firmware is installed incorrectly.
• The game, the application, or the firmware causes system instability.
• The primary functions of the game, of the application, or of the firmware do not work correctly.

Applications that experience a change in behavior after you install this update

The following table lists the applications that were added to the cumulative update package. This table also describes the behavior of these applications after you install the update.

Application compatibility updates trigger several changes in Windows Vista SP2, in Windows Server 2008 SP2, in Windows 7, and in Windows Server 2008 R2. The following are the three most common:

• Hard block
  
  The update puts a hard block on the application. A hard block prevents an application that is incompatible with Windows 7 and with Windows Server 2008 from running on the system.
  
  Note Microsoft enables Windows to put a hard block on a non-Microsoft application only if the manufacturer of the application gives its consent.
• Soft block
  
  The update puts a soft block on the application. A soft block notifies you when an application that is incompatible with Windows 7 starts to run.
• Update
  
  The update improves the application�s functionality in Windows Vista SP2, in Windows Server 2008 SP2, in Windows 7, and in Windows Server 2008 R2.

Applications that are included in the June 2010 update

For Windows 7 or for Windows Server 2008 R2

For Windows Vista SP2 or for Windows Server 2008 SP2

Update information

How to obtain this update

This update is available from the Microsoft Update Web site: For more information about how to download Microsoft support files, click the following article number to view the article in the Microsoft Knowledge Base: Microsoft scanned this file for viruses. Microsoft used the most current virus-detection software that was available on the date that the file was posted. The file is stored on security-enhanced servers that help prevent any unauthorized changes to the file.

Prerequisites

To apply this update, you must be running one of the following operating systems:

• Windows Vista SP2
• Windows Server 2008 SP2
• Windows 7
• Windows Server 2008 R2

For more information about how to obtain a Windows Vista service pack, click the following article number to view the article in the Microsoft Knowledge Base: For more information about how to obtain a Windows Server 2008 service pack, click the following article number to view the article in the Microsoft Knowledge Base:

Restart requirement

You do not have to restart the computer after you apply this update.

Update replacement information

This update replaces the following updates:

File information

The global version of this hotfix installs files that have the attributes that are listed in the following tables. The dates and the times for these files are listed in Coordinated Universal Time (UTC). The dates and the times for these files on your local computer are displayed in your local time together with your current daylight saving time (DST) bias. Additionally, the dates and the times may change when you perform certain operations on the files.

Windows Vista and Windows Server 2008 file information notes

• The files that apply to a specific product, SR_Level (RTM, SPn), and service branch (LDR, GDR) can be identified by examining the file version numbers as shown in the following table.
  Collapse this tableExpand this table

  Version	Product	SR_Level	Service branch
  6.0.600 2 . 18xxx	Windows Vista and Windows Server 2008	SP2	GDR
  6.0.600 2 . 22xxx	Windows Vista and Windows Server 2008	SP2	LDR

• GDR service branches contain only those fixes that are widely released to address widespread, extremely important issues. LDR service branches contain hotfixes in addition to widely released fixes.

For all supported x86-based versions of Windows Server 2008 and of Windows Vista

For all supported x64-based versions of Windows Server 2008 and of Windows Vista

For all supported IA-64-based versions of Windows Server 2008

Windows 7 and Windows Server 2008 R2 file information notes

• The files that apply to a specific product, milestone (RTM, SPn), and service branch (LDR, GDR) can be identified by examining the file version numbers as shown in the following table:
  Collapse this tableExpand this table

  Version	Product	Milestone	Service branch
  6.1.760 0.16xxx	Windows 7 and Windows Server 2008 R2	RTM	GDR
  6.1.760 0.20xxx	Windows 7 and Windows Server 2008 R2	RTM	LDR

• GDR service branches contain only those fixes that are widely released to address widespread, extremely important issues. LDR service branches contain hotfixes in addition to widely released fixes.

For all supported x86-based versions of Windows 7

For all supported x64-based versions of Windows 7 and of Windows Server 2008 R2

For all supported IA-64-based versions of Windows Server 2008 R2

For more information about software update terminology, click the following article number to view the article in the Microsoft Knowledge Base: