Applies ToWindows Server 2012 R2 Datacenter Windows Server 2012 R2 Standard Windows Server 2012 R2 Essentials Windows Server 2012 R2 Foundation Windows 8.1 Enterprise Windows 8.1 Pro Windows 8.1 Windows RT 8.1 Windows Embedded 8.1 Handheld Windows Embedded 8.1 Industry Pro Windows Embedded 8.1 Pro

This article describes an issue that occurs when the computer is resumed from the hibernate mode in Windows 8.1, Windows RT 8.1, Windows Embedded 8.1, or Windows Server 2012 R2. A hotfix is available to fix this issue. The hotfix has a prerequisite.

Symptoms

When this issue occurs, the WLAN AutoConfig service freezes, and you have to restart the system to connect the wireless network.

Hotfix information

Important If you install a language pack after you install this hotfix, you must reinstall this hotfix. Therefore, we recommend that you install any language packs that you need before you install this hotfix. For more information, see Add language packs to Windows. A supported hotfix is available from Microsoft. However, this hotfix is intended to correct only the problem that's described in this article. Apply this hotfix only to systems that are experiencing this specific problem. If the hotfix is available for download, there's a "Hotfix Download Available" section at the top of this Knowledge Base article. If this section doesn't appear, submit a request to Microsoft Customer Service and Support to get the hotfix. Note If additional issues occur or if any troubleshooting is required, you might have to create a separate service request. The usual support costs will apply to additional support questions and issues that don't qualify for this specific hotfix. For a complete list of Microsoft Customer Service and Support telephone numbers or to create a separate service request, visit the following Microsoft website:

http://support.microsoft.com/contactus/?ws=supportNote The "Hotfix Download Available" form displays the languages for which the hotfix is available. If you don't see your language, it's because a hotfix isn't available for that language.

Prerequisites

To apply this hotfix, you must have April 2014 update rollup for Windows RT 8.1, Windows 8.1, and Windows Server 2012 R2 (2919355) installed in Windows 8.1 or Windows Server 2012 R2.

Registry information

To apply this hotfix, you don't have to make any changes to the registry.

Restart requirement

You may have to restart the computer after you apply this hotfix.

Hotfix replacement information

This hotfix doesn't replace a previously released hotfix.

Status

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

References

See the terminology that Microsoft uses to describe software updates.

File Information

The English (United States) version of this software update installs files that have the attributes that are listed in the following tables. The dates and times for these files are listed in Coordinated Universal Time (UTC). Be aware that dates and times for these files on your local computer are displayed in your local time and with your current daylight saving time bias. The dates and times may also change when you perform certain operations on the files.

Important Windows 8.1 hotfixes and Windows Server 2012 R2 hotfixes are included in the same packages. However, hotfixes on the Hotfix Request page are listed under both operating systems. To request the hotfix package that applies to one or both operating systems, select the hotfix that is listed under "Windows 8.1/Windows Server 2012 R2" on the page. Always refer to the "Applies To" section in articles to determine the actual operating system that each hotfix applies to.

  • 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

    6.3.960 0.16 xxx

    Windows 8.1 and Windows Server 2012 R2

    RTM

    GDR

    6.3.960 0.17xxx

    Windows 8.1 and Windows Server 2012 R2

    RTM

    GDR

  • The MANIFEST files (.manifest) and the MUM files (.mum) that are installed for each environment are listed separately in the "Additional file information" section. MUM, MANIFEST, and the associated security catalog (.cat) files, are very important to maintain the state of the updated components. The security catalog files, for which the attributes aren't listed, are signed with a Microsoft digital signature.

Windows RT 8.1

File name

File version

File size

Date

Time

Platform

Nwifi.sys

6.3.9600.18086

336,896

08-Oct-2015

16:19

Not applicable

Proximityservice.dll

6.3.9600.18086

224,768

08-Oct-2015

15:30

Not applicable

Report.system.wireless.xml

Not applicable

59,620

18-Jun-2013

15:09

Not applicable

Rules.system.wireless.xml

Not applicable

159,934

18-Jun-2013

15:09

Not applicable

Wfdprov.dll

6.3.9600.16384

23,040

22-Aug-2013

02:11

Not applicable

Wlan.mof

Not applicable

12,880

18-Jun-2013

15:09

Not applicable

Wlanapi.dll

6.3.9600.18086

207,872

08-Oct-2015

15:28

Not applicable

Wlanhlp.dll

6.3.9600.17041

11,264

06-Mar-2014

07:08

Not applicable

Wlanmsm.dll

6.3.9600.18086

271,872

08-Oct-2015

15:25

Not applicable

Wlansec.dll

6.3.9600.18086

317,440

08-Oct-2015

15:34

Not applicable

Wlansvc.dll

6.3.9600.18086

1,216,512

08-Oct-2015

15:25

Not applicable

Wlansvc.ptxml

Not applicable

31,352

21-Aug-2013

23:33

Not applicable

Wlansvcpal.dll

6.3.9600.17238

14,336

24-Jul-2014

08:07

Not applicable

x86 Windows 8.1

File name

File version

File size

Date

Time

Platform

Nwifi.sys

6.3.9600.18086

375,808

08-Oct-2015

16:50

x86

Proximityservice.dll

6.3.9600.18086

248,832

08-Oct-2015

15:44

x86

Report.system.wireless.xml

Not applicable

59,620

18-Jun-2013

12:37

Not applicable

Rules.system.wireless.xml

Not applicable

159,934

18-Jun-2013

12:37

Not applicable

Wfdprov.dll

6.3.9600.17415

24,064

29-Oct-2014

00:58

x86

Wlan.mof

Not applicable

12,880

18-Jun-2013

12:37

Not applicable

Wlanapi.dll

6.3.9600.17415

238,080

29-Oct-2014

00:53

x86

Wlanhlp.dll

6.3.9600.17415

11,264

29-Oct-2014

02:04

x86

Wlanmsm.dll

6.3.9600.17415

304,128

29-Oct-2014

00:49

x86

Wlansec.dll

6.3.9600.17415

383,488

29-Oct-2014

01:01

x86

Wlansvc.dll

6.3.9600.18086

1,326,080

08-Oct-2015

15:36

x86

Wlansvc.ptxml

Not applicable

31,352

21-Aug-2013

23:39

Not applicable

Wlansvcpal.dll

6.3.9600.17415

14,848

29-Oct-2014

01:02

x86

x64 Windows 8.1 and Windows Server 2012 R2

File name

File version

File size

Date

Time

Platform

Nwifi.sys

6.3.9600.18086

445,440

08-Oct-2015

17:33

x64

Proximityservice.dll

6.3.9600.17415

301,568

29-Oct-2014

01:14

x64

Report.system.wireless.xml

Not applicable

59,620

18-Jun-2013

15:09

Not applicable

Rules.system.wireless.xml

Not applicable

159,934

18-Jun-2013

15:09

Not applicable

Wfdprov.dll

6.3.9600.17415

28,672

29-Oct-2014

01:17

x64

Wlan.mof

Not applicable

12,880

18-Jun-2013

15:09

Not applicable

Wlanapi.dll

6.3.9600.17415

302,080

29-Oct-2014

01:10

x64

Wlanhlp.dll

6.3.9600.17415

11,264

29-Oct-2014

02:49

x64

Wlanmsm.dll

6.3.9600.17415

374,272

29-Oct-2014

01:03

x64

Wlansec.dll

6.3.9600.17415

445,952

29-Oct-2014

01:23

x64

Wlansvc.dll

6.3.9600.18086

1,547,264

08-Oct-2015

15:51

x64

Wlansvc.ptxml

Not applicable

31,352

22-Aug-2013

06:45

Not applicable

Wlansvcpal.dll

6.3.9600.17415

18,944

29-Oct-2014

01:25

x64

Wfdprov.dll

6.3.9600.17415

24,064

29-Oct-2014

00:58

x86

Wlan.mof

Not applicable

12,880

18-Jun-2013

12:37

Not applicable

Wlanapi.dll

6.3.9600.17415

238,080

29-Oct-2014

00:53

x86

Wlanhlp.dll

6.3.9600.17415

11,264

29-Oct-2014

02:04

x86

Wlanmsm.dll

6.3.9600.17415

304,128

29-Oct-2014

00:49

x86

Wlansec.dll

6.3.9600.17415

383,488

29-Oct-2014

01:01

x86

Wow64_wlansvc.ptxml

Not applicable

31,352

21-Aug-2013

23:39

Not applicable

Windows RT 8.1

File property

Value

File name

Arm_46d52093c34855feb8080d3ab6cc0d38_31bf3856ad364e35_6.3.9600.18086_none_93834a56e4906f43.manifest

File version

Not applicable

File size

705

Date (UTC)

09-Oct-2015

Time (UTC)

13:00

Platform

Not applicable

File name

Arm_c805eec63557ce9d120279b28b1eae57_31bf3856ad364e35_6.3.9600.18086_none_6cde578b7c0947a3.manifest

File version

Not applicable

File size

1,039

Date (UTC)

09-Oct-2015

Time (UTC)

13:00

Platform

Not applicable

File name

Arm_microsoft-windows-native-80211_31bf3856ad364e35_6.3.9600.18086_none_e3acad41aa87a8bf.manifest

File version

Not applicable

File size

68,270

Date (UTC)

08-Oct-2015

Time (UTC)

17:01

Platform

Not applicable

File name

Arm_microsoft-windows-proximity-service_31bf3856ad364e35_6.3.9600.18086_none_148eee81bb5809d0.manifest

File version

Not applicable

File size

3,514

Date (UTC)

08-Oct-2015

Time (UTC)

17:16

Platform

Not applicable

File name

Arm_microsoft-windows-wlansvc_31bf3856ad364e35_6.3.9600.18086_none_30e84684207b43b7.manifest

File version

Not applicable

File size

237,229

Date (UTC)

09-Oct-2015

Time (UTC)

13:01

Platform

Not applicable

File name

Update.mum

File version

Not applicable

File size

1,810

Date (UTC)

09-Oct-2015

Time (UTC)

13:00

Platform

Not applicable

x86 Windows 8.1

File property

Value

File name

Update.mum

File version

Not applicable

File size

1,810

Date (UTC)

09-Oct-2015

Time (UTC)

13:01

Platform

Not applicable

File name

X86_246f77fc8966ca1d4ab39f77312b2aaf_31bf3856ad364e35_6.3.9600.18086_none_66183bbe051d278c.manifest

File version

Not applicable

File size

1,039

Date (UTC)

09-Oct-2015

Time (UTC)

13:01

Platform

Not applicable

File name

X86_3e3848ff4541e7dc1b0f28f322e736c5_31bf3856ad364e35_6.3.9600.18086_none_c0d6cb5255e4317b.manifest

File version

Not applicable

File size

705

Date (UTC)

09-Oct-2015

Time (UTC)

13:01

Platform

Not applicable

File name

X86_microsoft-windows-native-80211_31bf3856ad364e35_6.3.9600.18086_none_e3aa3ae9aa8a89f9.manifest

File version

Not applicable

File size

68,270

Date (UTC)

08-Oct-2015

Time (UTC)

18:07

Platform

Not applicable

File name

X86_microsoft-windows-proximity-service_31bf3856ad364e35_6.3.9600.18086_none_148c7c29bb5aeb0a.manifest

File version

Not applicable

File size

3,514

Date (UTC)

08-Oct-2015

Time (UTC)

18:20

Platform

Not applicable

File name

X86_microsoft-windows-wlansvc_31bf3856ad364e35_6.3.9600.18086_none_30e5d42c207e24f1.manifest

File version

Not applicable

File size

237,229

Date (UTC)

09-Oct-2015

Time (UTC)

13:04

Platform

Not applicable

x64 Windows 8.1 and Windows Server 2012 R2

File property

Value

File name

Amd64_541935b9bc68899e9d7da78f2e497803_31bf3856ad364e35_6.3.9600.18086_none_e9c095a1d254e74e.manifest

File version

Not applicable

File size

699

Date (UTC)

09-Oct-2015

Time (UTC)

13:01

Platform

Not applicable

File name

Amd64_c1ad39532a13e69d740c1673dd5f8a1b_31bf3856ad364e35_6.3.9600.18086_none_6ed45852e73b0a52.manifest

File version

Not applicable

File size

1,045

Date (UTC)

09-Oct-2015

Time (UTC)

13:01

Platform

Not applicable

File name

Amd64_f03d229933d5054a8bf8c5fa79000dbc_31bf3856ad364e35_6.3.9600.18086_none_e7c87bc031ac96bc.manifest

File version

Not applicable

File size

709

Date (UTC)

09-Oct-2015

Time (UTC)

13:01

Platform

Not applicable

File name

Amd64_microsoft-windows-native-80211_31bf3856ad364e35_6.3.9600.18086_none_3fc8d66d62e7fb2f.manifest

File version

Not applicable

File size

68,274

Date (UTC)

08-Oct-2015

Time (UTC)

18:55

Platform

Not applicable

File name

Amd64_microsoft-windows-proximity-service_31bf3856ad364e35_6.3.9600.18086_none_70ab17ad73b85c40.manifest

File version

Not applicable

File size

3,519

Date (UTC)

09-Oct-2015

Time (UTC)

13:07

Platform

Not applicable

File name

Amd64_microsoft-windows-wlansvc_31bf3856ad364e35_6.3.9600.18086_none_8d046fafd8db9627.manifest

File version

Not applicable

File size

237,233

Date (UTC)

09-Oct-2015

Time (UTC)

13:07

Platform

Not applicable

File name

Update.mum

File version

Not applicable

File size

2,254

Date (UTC)

09-Oct-2015

Time (UTC)

13:01

Platform

Not applicable

File name

Wow64_microsoft-windows-wlansvc_31bf3856ad364e35_6.3.9600.18086_none_97591a020d3c5822.manifest

File version

Not applicable

File size

231,376

Date (UTC)

09-Oct-2015

Time (UTC)

13:07

Platform

Not applicable

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