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

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Article ID: 2774225 - View products that this article applies to.
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Introduction

A compatibility update for the legacy upgrade experience is available. This update improves the legacy upgrade experience when you upgrade to the latest version of Windows 8.

More information

Update information

How to obtain this update

This compatibility update is offered when you have the release version of Windows 8. No interaction is required to apply this update.

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 occur:
  • Upgrade block

    This action puts an upgrade block on an application that may cause the upgrade to Windows 8 to fail. Windows 8 may put an upgrade block on a third-party application only if the manufacturer is notified. The User has to uninstall to continue with the upgrade.
  • Reinstall after upgrade

    The user can continue to upgrade. However, the application or driver works if a user reinstalls 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.
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Application nameBehavior after you install the update
DiXiM Digital TV iVDR Edition Japanese V 1.0.0.0User has to uninstall to continue with the upgrade.
Worry-Free Business Security Advanced 2010 V 6User has to uninstall to continue with the upgrade.
Worry-Free Business Security Advanced V 7User has to uninstall to continue with the upgrade.
Registry Mechanic V 11.1.0.188 User has to uninstall to continue with the upgrade.
AVG Anti-Virus 2012User has to uninstall to continue with the upgrade.
Pro Tools 9User has to uninstall to continue with the upgrade.
Atheros Bluetooth driverUser has to uninstall to continue with the upgrade.
TOSHIBA recovery media creatorApplication or device must be reinstalled after the upgrade.
Rapid Start Manager V 1.00.1201.2201Application or device must be reinstalled after the upgrade.
Rapid Start Manager V 1.00.1201.0601Application or device must be reinstalled after the upgrade.

Update replacement information

This update replaces the following update:
2739971 Compatibility update for the legacy 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:
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    VersionProductMilestoneService branch
    6.2.920 0.16 xxxWindows 8 or Windows Server 2012RTMGDR
    6.2.920 0.20 xxxWindows 8 or Windows Server 2012RTMLDR
  • 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.
For all supported x86-based versions of Windows 8
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File nameFile versionFile sizeDateTime
Drvmain.sdbNot applicable218,88231-Oct-201223:59
Sysmain.sdbNot applicable4,602,25831-Oct-201223:59
Sysmain32.sdbNot applicable1,411,26631-Oct-201223:59
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For all supported x64-based versions of Windows 8 and of Windows Server 2012
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File nameFile versionFile sizeDateTime
Drvmain.sdbNot applicable218,88631-Oct-201223:57
Sysmain.sdbNot applicable369,24431-Oct-201223:57
Sysmain32.sdbNot applicable1,411,26631-Oct-201223:57
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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.

Properties

Article ID: 2774225 - Last Review: December 13, 2012 - Revision: 2.0
Applies to
  • Windows 8
  • Windows 8 Enterprise
  • Windows 8 Pro
  • Windows Server 2012 Datacenter
  • Windows Server 2012 Essentials
  • Windows Server 2012 Foundation
  • Windows Server 2012 Standard
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