Compatibility update for the web and media upgrade experience is available for Windows 8 and Windows Server 2012

View products that this article applies to.

Introduction

A compatibility update for the web and media upgrade experience is available. This update improves the web and media upgrade experience when you upgrade to the latest version of Windows 8. Additionally, this update offers the latest compatibility status of the applications, devices, and drivers that are already installed on your computer.

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More Information

Update information

How to obtain this update

This compatibility update is offered when you upgrade to the release version of Windows 8 or Windows Server 2012.

Upgrade actions

This compatibility update may trigger several actions when you upgrade to the latest version of Windows 8. The following are the most common actions that may be triggered:

Upgrade block

Puts an upgrade block on an application that may cause the upgrade to Windows 8 to fail. Windows 8 puts an upgrade block on a third-party application only if the manufacturer is notified. User must uninstall the application to continue with the upgrade.
Hard block

Puts a hard block on an incompatible application when you upgrade to Windows 8. When a hard block is put on an incompatible application, you cannot run the application after you upgrade. Windows 8 puts a hard block on a third-party application only if the manufacturer is notified. Improves user experience by warning the end-user and provides more information URL about the product.
Soft block

Puts a soft block on an application when you upgrade to Windows 8. A soft block notifies you when a primary function of an application may not work or may cause application instability. Improves user experience by warning the end-user and provides more information URL about the product.
Driver block

This action may block an existing driver on your computer when you upgrade to Windows 8. If this occurs, a Windows 8 driver is installed.
Block upgrade can reinstall

This action may block the upgrade to Windows 8. To continue the upgrade, you must uninstall the application or driver. After Windows 8 is installed, the application or driver may function correctly when the application or driver is reinstalled.
Reinstall after upgrade

This action allows the upgrade process to the release version of Windows 8 to complete successfully. However, you can reinstall the application or device after the upgrade.

Changes in upgrade behavior when you install the update

Applications or devices may experience a change in behavior after this compatibility update is installed.

The following table lists the applications and devices that may be dynamically migrated when you update. This table also describes the behavior of these applications and devices after this compatibility update is installed.

Application name	Behavior after you install the update	Affects media setup?	Affects web setup?
DiXiM Digital TV iVDR Edition Japanese V 1.0.0.0	User has to uninstall to continue with the upgrade.	Yes	Yes
Worry-Free Business Security Advanced 2010 V 6	User has to uninstall to continue with the upgrade.	Yes	Yes
Worry-Free Business Security Advanced V 7	User has to uninstall to continue with the upgrade.	Yes	Yes
Registry Mechanic V 11.1.0.188	User has to uninstall to continue with the upgrade.	Yes	Yes
AVG AntiVirus 2012	User has to uninstall to continue with the upgrade.	Yes	Yes
Pro Tools 9	User has to uninstall to continue with the upgrade.	Yes	Yes
Atheros Bluetooth driver	User has to uninstall to continue with the upgrade.	Yes	Yes
TOSHIBA recovery media creator	Application or device must be reinstalled after the upgrade.	No	Yes
Rapid Start Manager V 1.00.1201.2201	Application or device must be reinstalled after the upgrade.	No	Yes
Rapid Start Manager V 1.00.1201.0601	Application or device must be reinstalled after the upgrade.	No	Yes
Comodo Antivirus V 5.10.31649.2253	Improves user experience by warning the end-user and provides more information URL about the product.	No	Yes
Comodo Antivirus V 5.8.16726.2131	Improves user experience by warning the end-user and provides more information URL about the product.	No	Yes
Norton Antivirus 2012 V 19.0.0.128	Improves user experience by warning the end-user and provides more information URL about the product.	No	Yes
FlyFolder Japanese V 4.0.0.5	Improves user experience by warning the end-user and provides more information URL about the product.	No	Yes
FlyFolder Japanese V 4.0.0.4	Improves user experience by warning the end-user and provides more information URL about the product.	No	Yes
DiXiM Digital TV iVDR Edition Japanese V 1.0.0.0	Improves user experience by warning the end-user and provides more information URL about the product.	No	Yes
Registry Mechanic V 11.1.0.188	Improves user experience by warning the end-user and provides more information URL about the product.	No	Yes
Clearwire V 2.00.0043	Improves user experience by warning the end-user and provides more information URL about the product.	No	Yes
AVG AntiVirus 2012	Improves user experience by warning the end-user and provides more information URL about the product.	No	Yes

Update replacement information

This update replaces the following update:

2739459 Compatibility update for the web and media upgrade experience

File information

The global version of this update 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 8 and Windows Server 2012 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:
Version Product Milestone Service branch
6.2.920 0.16 xxx Windows 8 and Windows Server 2012 RTM GDR
6.2.920 0.20 xxx Windows 8 and Windows Server 2012 RTM LDR
GDR service branches contain only those fixes that are widely released to address widespread, critical issues. LDR service branches contain hotfixes in addition to widely released fixes.

Version	Product	Milestone	Service branch
6.2.920 0.16 xxx	Windows 8 and Windows Server 2012	RTM	GDR
6.2.920 0.20 xxx	Windows 8 and Windows Server 2012	RTM	LDR

For all supported x86-based versions of Windows 8

File name	File version	File size	Date	Time
Drvmain.sdb	Not Applicable	218,882	31-Oct-2012	8:59
Sysmain32.sdb	Not Applicable	1,411,266	31-Oct-2012	8:59
Sysmain64.sdb	Not Applicable	223,394	31-Oct-2012	8:59

For all supported x64-based versions of Windows 8 and of Windows Server 2012

File name	File version	File size	Date	Time
Drvmain.sdb	Not Applicable	218,886	31-Oct-2012	8:57
Sysmain32.sdb	Not Applicable	1,411,266	31-Oct-2012	8:57
Sysmain64.sdb	Not Applicable	223,394	31-Oct-2012	8:57

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

824684 Description of the standard terminology that is used to describe Microsoft software updates

The third-party products that this article discusses are manufactured by companies that are independent of Microsoft. Microsoft makes no warranty, implied or otherwise, about the performance or reliability of these products.

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