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Compatibility update for Windows RT 8.1 Preview and Windows 8.1 Preview is available through dynamic update: June 2013

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Summary

This compatibility update improves the compatibility experience in Windows RT 8.1 Preview and Windows 8.1 Preview. Microsoft regularly releases Windows compatibility updates to improve the overall user experience. This compatibility update is dated June 2013.

For more information about the improvements, refer to the "Applications or devices that experience a change in behavior after you install this update" section and the "Applications and devices that are included in this update" section.

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More Information

Update information

How to obtain this update

This update is applied when you upgrade to Windows 8.1 Preview or Windows RT 8.1 Preview. No interaction is required to apply this update.

The kinds of problems that are resolved by application compatibility updates

When you try to install and run certain games or applications in Windows RT 8.1 Preview or Windows 8.1 Preview, you may experience one or more of the following symptoms:
  • The game, the application, or the driver is installed incorrectly.
  • The game, the application, or the driver causes system instability.
  • The primary functions of the game, the application, or the firmware do not work correctly.

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

The following table lists the applications and devices that were included in this cumulative update package. This table also describes the behavior of these applications and devices after you install the update.

Compatibility updates trigger several changes in Windows RT 8.1 Preview and Windows 8.1 Preview. The following are the most common. 
Hard block
A hard block prevents an application that is incompatible with Windows RT 8.1 Preview or Windows 8.1 Preview from running on the system.

Note Microsoft enables Windows to put a hard block on a non-Microsoft application only if the manufacturer is notified.
Soft block
A soft block notifies you when the primary functionality of the application is broken or when the application experience is unstable in Windows RT 8.1 Preview or Windows 8.1 Preview.
Driver block
This action blocks an existing driver on your computer. When the driver is migrated during the upgrade, an Inbox driver is installed.
Migration block
This action blocks an incompatible application from being migrated either completely or partially during the upgrade from Windows 8 to Windows 8.1 Preview.

Applications and devices that are included in this update

Application nameVersionBehavior after you install the update
Atheros BluetoothNot availableImproves user experience by not migrating the application to Windows 8.1 Preview.
Dr.Web Security Space Pro7.0, 8.0Improves user experience by not migrating the application to Windows 8.1 Preview, by blocking the application's installation on Windows 8.1 Preview, and by providing a URL for more information about the product.
Parallels Desktop4.*Improves user experience by not migrating the application to Windows 8.1 Preview, by blocking the application's installation on Windows 8.1 Preview, and by providing a URL for more information about the product.
Qihoo 360 Safeguard9.0.0.1095Improves user experience by not migrating the application to Windows 8.1 Preview.
Rising Personal Firewall24.00.11.31Improves user experience by not migrating the application to Windows 8.1 Preview.
Bitdefender Internet Security 2013Not availableImproves user experience by not migrating the application to Windows 8.1 Preview.
Norton security productsNot availableEnables the application's functionality.
NECBatt.sysNot availableEnables the application's functionality.
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.

Prerequisites

To apply this update, you must be running Windows RT 8.1 Preview or Windows 8.1 Preview.

Registry information

To apply this update, you do not have to make any changes to the registry.

Restart requirement

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

Hotfix replacement information

This update does not replace a previously released update.
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 RT 8.1 Preview and Windows 8.1 Preview 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:
    VersionProductService branch
    6.3.9431.16xxxWindows RT 8.1 Preview and Windows 8.1 PreviewGDR
  • 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 Windows RT 8.1 Preview
File nameFile versionFile sizeDateTimePlatform
Drvmainarm.sdbNot Applicable54,54821-Jun-201311:52Not Applicable
For all supported x86-based versions of Windows 8.1 Preview
File nameFile versionFile sizeDateTimePlatform
Drvmain32.sdbNot Applicable122,13821-Jun-201311:57Not Applicable
Sysmain32.sdbNot Applicable914,38421-Jun-201311:57Not Applicable
For all supported x64-based versions of Windows 8.1 Preview
File nameFile versionFile sizeDateTimePlatform
Drvmain64.sdbNot Applicable119,47421-Jun-201311:54Not Applicable
Sysmain32.sdbNot Applicable914,38421-Jun-201311:54Not Applicable
Sysmain64.sdbNot Applicable1,133,47621-Jun-201311:54Not Applicable

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Reference

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

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Keywords: atdownload, kbfix, kbexpertiseadvanced, kbsurveynew, kb

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Article Info
Article ID : 2862783
Revision : 2
Created on : 9/17/2018
Published on : 9/17/2018
Exists online : False
Views : 184