Article ID: 2919907 - View products that this article applies to.
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Symptoms

Assume that you connect a computer that is running Windows 8.1 to a Bluetooth Dial-up Networking (DUN) profile. Then, the computer is disconnected from the Bluetooth device, or you disconnect the Bluetooth adapter. In this situation, some graphical user interface (GUI) elements that are related to network connections freeze on the computer.

Note You have to restart the computer to recover the issue.

Resolution

Update information

How to obtain this update

Windows Update
This update is available from Windows Update.
Microsoft Download Center
The following files are available for download from the Microsoft Download Center:
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Operating systemUpdate
All supported x86-based versions of Windows 8.1
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Download
Download the package now.
All supported x64-based versions of Windows 8.1
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Download
Download the package now.
For more information about how to download Microsoft support files, click the following article number to view the article in the Microsoft Knowledge Base:
119591 How to obtain Microsoft support files from online services
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 Windows 8.1 and have hotfix 2904440 installed.
For more information about hotfix 2904440, click the following article number to view the article in the Microsoft Knowledge Base:
2904440 A servicing stack update is available for Windows RT 8.1 and Windows 8.1

Registry information

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

Restart requirement

You must restart the computer after you apply this update.

Update replacement information

This update does not replace a previously released update.

File information

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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 8.1 file information note
The MANIFEST files (.manifest) and the MUM files (.mum) that are installed for each environment are listed separately in the "Additional file information for Windows 8.1" section. MUM and MANIFEST files, and the associated security catalog (.cat) files, are extremely important to maintain the state of the updated components. The security catalog files, for which the attributes are not listed, are signed with a Microsoft digital signature.
For all supported x86-based versions of Windows 8.1
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File nameFile versionFile sizeDateTimePlatform
Bthmodem.sys6.3.9600.1650348,64002-Jan-201423:48x86
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For all supported x64-based versions of Windows 8.1
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File nameFile versionFile sizeDateTimePlatform
Bthmodem.sys6.3.9600.1650363,48802-Jan-201423:54x64
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Status

Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.

More information

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

Additional file information

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Additional file information for Windows 8.1

Additional files for all supported x86-based versions of Windows 8.1
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File propertyValue
File nameUpdate.mum
File versionNot applicable
File size1,583
Date (UTC)03-Jan-2014
Time (UTC)22:44
PlatformNot applicable
File nameX86_mdmbtmdm.inf_31bf3856ad364e35_6.3.9600.16503_none_82991583a6b88d60.manifest
File versionNot applicable
File size2,110
Date (UTC)03-Jan-2014
Time (UTC)01:13
PlatformNot applicable
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Additional files for all supported x64-based versions of Windows 8.1
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File propertyValue
File nameAmd64_mdmbtmdm.inf_31bf3856ad364e35_6.3.9600.16503_none_deb7b1075f15fe96.manifest
File versionNot applicable
File size2,114
Date (UTC)03-Jan-2014
Time (UTC)03:38
PlatformNot applicable
File nameUpdate.mum
File versionNot applicable
File size1,591
Date (UTC)03-Jan-2014
Time (UTC)22:31
PlatformNot applicable
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Properties

Article ID: 2919907 - Last Review: February 11, 2014 - Revision: 1.0
Applies to
  • Windows 8.1
  • Windows 8.1 Enterprise
  • Windows 8.1 Pro
  • Windows 8.1 RTM
Keywords: 
kbfix atdownload kbsurveynew kbexpertiseadvanced KB2919907

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