Microsoft has released an update for Microsoft Skype for Business 2015 (Lync 2013) on November 7, 2017. This update also includes the new Skype for Business client. The version number of this update is 15.0.4981.1000.

In addition to the release of the new client, this update fixes a list of issues. Before you install this update, see the prerequisites.

Get update 4011255 for Skype for Business 2015 (Lync 2013)

The update is available for download from the Microsoft Download Center.

32-bit

Download Download the 32-bit version of Skype for Business 2015 update package now. 64-bit

Download Download the 64-bit version of Skype for Business 2015 update package now.
Notes

  • The download page will display this update as for Lync 2013.

  • After you apply this update, Lync 2013 will be upgraded to Skype for Business.

    Get the general information about the new experience in Skype for Business.

  • You can still use the Lync client user interface (UI) after you apply this update for Skype for Business 2015 (Lync 2013).

    Get the general information about how to switch between the Skype for Business and the Lync client UI for Microsoft Office 365 users and Lync Server 2013 users.

  • 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.

Issues that the update fixes

This update fixes the following issues:

x64

lync-x-none.msp file information

File identifier

File name

File version

File size

Date

Time

Lync.lyncvdiplugin.dll

Lync.lyncvdiplugin.dll

15.0.4969.1000

233,680

17-Oct-2017

07:30

Lync.ochelper.dll.x86

Lync.ochelper.dll.x86

15.0.4963.1000

163,536

17-Oct-2017

07:35

Lync.ucvdi.dll

Lync.ucvdi.dll

15.0.4981.1000

33,852,208

17-Oct-2017

07:30

Lync.veman.xml

Lync.veman.xml

Not applicable

336

17-Oct-2017

07:30

Ocpubmgr.veman.xml

Ocpubmgr.veman.xml

Not applicable

344

17-Oct-2017

07:30

Lync.appshapi.dll

Appshapi.dll

5.0.8308.901

3,197,736

16-Oct-2017

19:20

Lync.appsharingchromehook.dll.x86

Appsharingchromehook.dll

15.0.4919.1000

29,384

17-Oct-2017

07:35

Lync.appsharingchromehook64.dll.x64

Appsharingchromehook64.dll

15.0.4665.1000

23,200

17-Oct-2017

07:30

Lync.appsharinghookcontroller.exe.x86

Appsharinghookcontroller.exe

15.0.4981.1000

42,168

17-Oct-2017

07:35

Lync.appsharinghookcontroller64.exe.x64

Appsharinghookcontroller64.exe

15.0.4981.1000

48,312

17-Oct-2017

07:30

Lync.appsharingmediapr.dll

Appsharingmediaprovider.dll

15.0.4969.1000

160,976

17-Oct-2017

07:30

Lync.appshcom.dll

Appshcom.dll

5.0.8308.901

360,744

17-Oct-2017

07:30

Lync.appshvw.dll

Appshvw.dll

5.0.8308.901

3,413,800

17-Oct-2017

07:30

Autohelper.dll

Autohelper.dll

15.0.4969.1000

100,560

17-Oct-2017

07:30

Lync.lync.exe

Lync.exe

15.0.4981.1000

28,164,272

17-Oct-2017

07:30

Lync.man

Lync.exe.manifest

Not applicable

3,278

17-Oct-2017

07:30

Lyncwh.activepresenterchange.wav

Lync_activepresenterchange.wav

Not applicable

255,320

17-Oct-2017

07:30

Lyncwh.appinvite.wav

Lync_appinvite.wav

Not applicable

293,908

17-Oct-2017

07:29

Lyncwh.callended.wav

Lync_callended.wav

Not applicable

161,192

17-Oct-2017

07:29

Lyncwh.changemodality.wav

Lync_changemodality.wav

Not applicable

254,008

17-Oct-2017

07:30

Lyncwh.connecting.wav

Lync_connecting.wav

Not applicable

187,244

17-Oct-2017

07:29

Lyncwh.fsringing.wav

Lync_fsringing.wav

Not applicable

720,044

17-Oct-2017

07:29

Lyncwh.iminvite.wav

Lync_iminvite.wav

Not applicable

293,908

17-Oct-2017

07:29

Lyncwh.joinedconference.wav

Lync_joinedconference.wav

Not applicable

539,584

17-Oct-2017

07:29

Lyncwh.muting.wav

Lync_muting.wav

Not applicable

219,244

17-Oct-2017

07:29

Lyncwh.newim.wav

Lync_newim.wav

Not applicable

293,908

17-Oct-2017

07:29

Lyncwh.onhold.wav

Lync_onhold.wav

Not applicable

879,596

17-Oct-2017

07:29

Lyncwh.presence.wav

Lync_presence.wav

Not applicable

245,844

17-Oct-2017

07:29

Lyncwh.redirect.wav

Lync_redirect.wav

Not applicable

342,432

17-Oct-2017

07:29

Lyncwh.ringback.wav

Lync_ringback.wav

Not applicable

720,044

17-Oct-2017

07:29

Lyncwh.ringing.wav

Lync_ringing.wav

Not applicable

720,044

17-Oct-2017

07:29

Lyncwh.secondcall.wav

Lync_secondcall.wav

Not applicable

306,564

17-Oct-2017

07:29

Lyncwh.untag.wav

Lync_untag.wav

Not applicable

241,096

17-Oct-2017

07:29

Lyncwh.videoadded.wav

Lync_videoadded.wav

Not applicable

257,556

17-Oct-2017

07:29

Lyncwh.videocall.wav

Lync_videocall.wav

Not applicable

720,044

17-Oct-2017

07:29

Lync.lyncdesktopresour.dll_1033

Lyncdesktopresources.dll

15.0.4971.1000

364,752

17-Oct-2017

07:30

Lync.lyncdesktopviewmo.dll

Lyncdesktopviewmodel.dll

15.0.4981.1000

15,660,720

17-Oct-2017

07:30

Lync.lynchtmlconv.exe

Lynchtmlconv.exe

15.0.4981.1000

8,734,896

17-Oct-2017

07:30

Lync.lynchtmlconvpxy.dll

Lynchtmlconvpxy.dll

15.0.4521.1000

27,304

17-Oct-2017

07:30

Lync.lyncmodelproxy.dll

Lyncmodelproxy.dll

15.0.4971.1000

1,840,848

17-Oct-2017

07:30

Lync.meetingjoinaxoc.dll

Meetingjoinaxoc.dll

15.0.4849.1000

84,168

17-Oct-2017

07:30

Lyncwh.mmvrairspace.dll

Mmvrairspace.dll

5.0.7884.0

54,768

17-Oct-2017

07:30

Lyncwh.mmvrcustom.dll

Mmvrcustom.dll

5.0.7884.0

44,008

17-Oct-2017

07:30

Lync.npmeetingjoinpluginoc.dll.x86

Npmeetingjoinpluginoc.dll

15.0.4849.1000

43,424

17-Oct-2017

07:30

Lync.ocapires.dll_1033

Ocapires.dll

15.0.4881.1000

68,304

17-Oct-2017

07:30

Lync.ochelper.dll

Ochelper.dll

15.0.4969.1000

229,064

17-Oct-2017

07:30

Lync.ochelpresource.dll_1033

Ochelperresource.dll

15.0.4703.1000

11,424

17-Oct-2017

07:30

Lync.ocimport.dll

Ocimport.dll

15.0.4969.1000

1,071,368

17-Oct-2017

07:30

Lync.ocintldate.dll

Ocintldate.dll

5.0.8308.908

94,512

17-Oct-2017

07:30

Lync.ocmsptls.dll

Ocmsptls.dll

5.0.8308.908

1,105,200

17-Oct-2017

07:30

Lync.ocoffice.dll

Ocoffice.dll

15.0.4969.1000

205,512

17-Oct-2017

07:30

Lync.ocogl.dll

Ocogl.dll

5.0.8308.908

2,089,776

17-Oct-2017

07:30

Lync.ocpptview.dll

Ocpptview.dll

5.0.8308.908

2,409,776

17-Oct-2017

07:30

Lync.ocppvwintl.dll

Ocppvwintl.dll

5.0.8308.908

351,024

17-Oct-2017

07:30

Lync.ocpubmgr.exe

Ocpubmgr.exe

15.0.4981.1000

2,107,672

17-Oct-2017

07:30

Lync.ocpubres.dll_1033

Ocpubres.dll

15.0.4881.1000

1,510,088

17-Oct-2017

07:30

Lync.ocrec.dll

Ocrec.dll

15.0.4981.1000

899,248

17-Oct-2017

07:30

Lync.ocsaext.dll

Ocsaext.dll

5.0.8308.908

304,424

17-Oct-2017

07:30

Lync.e.propertymodel.dll

Propertymodel.dll

15.0.4519.1000

1,289,408

17-Oct-2017

07:30

Lync.propertymodelprox.dll

Propertymodelproxy.dll

15.0.4703.1000

464,056

17-Oct-2017

07:30

Lync.psom.dll

Psom.dll

15.0.4981.1000

1,344,176

17-Oct-2017

07:30

Lync.rdpqoemetrics.dll

Rdpqoemetrics.dll

5.0.8308.901

44,328

17-Oct-2017

07:30

Lync.rtmcodecs.dll

Rtmcodecs.dll

5.0.8687.157

4,120,360

17-Oct-2017

07:30

Lync.rtmmediamanager.dll

Rtmmediamanager.dll

5.0.8687.157

925,992

17-Oct-2017

07:30

Lync.rtmmvras.dll

Rtmmvras.dll

5.0.8687.157

71,976

17-Oct-2017

07:30

Lync.rtmmvrcs.dll

Rtmmvrcs.dll

5.0.8687.157

40,232

17-Oct-2017

07:30

Lync.rtmmvrhw.dll

Rtmmvrhw.dll

5.0.8687.157

70,440

17-Oct-2017

07:30

Lync.rtmmvrsplitter.dll

Rtmmvrsplitter.dll

5.0.8687.157

37,160

17-Oct-2017

07:30

Lync.rtmpal.dll

Rtmpal.dll

5.0.8687.157

628,520

17-Oct-2017

07:30

Lync.rtmpltfm.dll

Rtmpltfm.dll

5.0.8687.157

7,876,392

16-Oct-2017

19:20

Lync.vc1decodermftdll.dll

Rtmvc1decmft.dll

5.0.8687.157

1,173,288

17-Oct-2017

07:30

Lync.scdec.dll

Scdec.dll

15.0.4703.1000

113,312

17-Oct-2017

07:30

Lync.sct.dll

Tmpod.dll

Not applicable

2,210,480

17-Oct-2017

07:30

Lync.uc.dll

Uc.dll

15.0.4981.1000

38,213,424

17-Oct-2017

07:30

Lync.ucaddin.dll

Ucaddin.dll

15.0.4981.1000

1,631,920

17-Oct-2017

07:30

Lync.ucaddinres.dll_1033

Ucaddinres.dll

15.0.4947.1000

177,360

17-Oct-2017

07:30

Lync.uccapi.dll

Uccapi.dll

15.0.4981.1000

9,856,240

17-Oct-2017

07:30

Lync.uccapires.dll_1033

Uccapires.dll

15.0.4420.1017

1,284,712

17-Oct-2017

07:30

Lync.ucmapi.exe

Ucmapi.exe

15.0.4981.1000

1,115,832

17-Oct-2017

07:30

Lync.ucmp.dll

Ucmp.dll

6.0.1448.0

4,992,680

17-Oct-2017

07:30

Lync.win32msgqueue.dll

Win32msgqueue.dll

15.0.4969.1000

92,936

17-Oct-2017

07:30

x86

lync-x-none.msp file information

File identifier

File name

File version

File size

Date

Time

Lync.lyncvdiplugin.dll

Lync.lyncvdiplugin.dll

15.0.4969.1000

184,528

17-Oct-2017

07:27

Lync.ucvdi.dll

Lync.ucvdi.dll

15.0.4981.1000

23,927,088

17-Oct-2017

07:27

Lync.veman.xml

Lync.veman.xml

Not applicable

336

17-Oct-2017

07:28

Ocpubmgr.veman.xml

Ocpubmgr.veman.xml

Not applicable

344

17-Oct-2017

07:28

Lync.appshapi.dll

Appshapi.dll

5.0.8308.901

2,720,544

16-Oct-2017

19:17

Lync.appsharingchromehook.dll.x86

Appsharingchromehook.dll

15.0.4919.1000

29,384

17-Oct-2017

07:28

Lync.appsharingchromehook64.dll.x64

Appsharingchromehook64.dll

15.0.4665.1000

23,200

17-Oct-2017

07:34

Lync.appsharinghookcontroller.exe.x86

Appsharinghookcontroller.exe

15.0.4981.1000

42,168

17-Oct-2017

07:28

Lync.appsharinghookcontroller64.exe.x64

Appsharinghookcontroller64.exe

15.0.4981.1000

48,312

17-Oct-2017

07:34

Lync.appsharingmediapr.dll

Appsharingmediaprovider.dll

15.0.4981.1000

117,432

17-Oct-2017

07:27

Lync.appshcom.dll

Appshcom.dll

5.0.8308.901

296,224

17-Oct-2017

07:28

Lync.appshvw.dll

Appshvw.dll

5.0.8308.901

3,000,096

17-Oct-2017

07:28

Autohelper.dll

Autohelper.dll

15.0.4969.1000

75,976

17-Oct-2017

07:28

Lync.lync.exe

Lync.exe

15.0.4981.1000

24,367,800

17-Oct-2017

07:28

Lync.man

Lync.exe.manifest

Not applicable

3,278

17-Oct-2017

07:28

Lyncwh.activepresenterchange.wav

Lync_activepresenterchange.wav

Not applicable

255,320

17-Oct-2017

07:27

Lyncwh.appinvite.wav

Lync_appinvite.wav

Not applicable

293,908

17-Oct-2017

07:27

Lyncwh.callended.wav

Lync_callended.wav

Not applicable

161,192

17-Oct-2017

07:27

Lyncwh.changemodality.wav

Lync_changemodality.wav

Not applicable

254,008

17-Oct-2017

07:27

Lyncwh.connecting.wav

Lync_connecting.wav

Not applicable

187,244

17-Oct-2017

07:27

Lyncwh.fsringing.wav

Lync_fsringing.wav

Not applicable

720,044

17-Oct-2017

07:27

Lyncwh.iminvite.wav

Lync_iminvite.wav

Not applicable

293,908

17-Oct-2017

07:27

Lyncwh.joinedconference.wav

Lync_joinedconference.wav

Not applicable

539,584

17-Oct-2017

07:27

Lyncwh.muting.wav

Lync_muting.wav

Not applicable

219,244

17-Oct-2017

07:27

Lyncwh.newim.wav

Lync_newim.wav

Not applicable

293,908

17-Oct-2017

07:27

Lyncwh.onhold.wav

Lync_onhold.wav

Not applicable

879,596

17-Oct-2017

07:27

Lyncwh.presence.wav

Lync_presence.wav

Not applicable

245,844

17-Oct-2017

07:27

Lyncwh.redirect.wav

Lync_redirect.wav

Not applicable

342,432

17-Oct-2017

07:27

Lyncwh.ringback.wav

Lync_ringback.wav

Not applicable

720,044

17-Oct-2017

07:27

Lyncwh.ringing.wav

Lync_ringing.wav

Not applicable

720,044

17-Oct-2017

07:27

Lyncwh.secondcall.wav

Lync_secondcall.wav

Not applicable

306,564

17-Oct-2017

07:27

Lyncwh.untag.wav

Lync_untag.wav

Not applicable

241,096

17-Oct-2017

07:27

Lyncwh.videoadded.wav

Lync_videoadded.wav

Not applicable

257,556

17-Oct-2017

07:27

Lyncwh.videocall.wav

Lync_videocall.wav

Not applicable

720,044

17-Oct-2017

07:27

Lync.lyncdesktopresour.dll_1033

Lyncdesktopresources.dll

15.0.4971.1000

364,752

17-Oct-2017

07:28

Lync.lyncdesktopviewmo.dll

Lyncdesktopviewmodel.dll

15.0.4981.1000

11,709,624

17-Oct-2017

07:28

Lync.lynchtmlconv.exe

Lynchtmlconv.exe

15.0.4981.1000

6,750,896

17-Oct-2017

07:28

Lync.lynchtmlconvpxy.dll

Lynchtmlconvpxy.dll

15.0.4521.1000

22,696

17-Oct-2017

07:28

Lync.lyncmodelproxy.dll

Lyncmodelproxy.dll

15.0.4971.1000

1,950,416

17-Oct-2017

07:27

Lync.meetingjoinaxoc.dll

Meetingjoinaxoc.dll

15.0.4849.1000

68,296

17-Oct-2017

07:28

Lyncwh.mmvrairspace.dll

Mmvrairspace.dll

5.0.7884.0

47,104

17-Oct-2017

07:27

Lyncwh.mmvrcustom.dll

Mmvrcustom.dll

5.0.7884.0

38,888

17-Oct-2017

07:27

Lync.npmeetingjoinpluginoc.dll.x86

Npmeetingjoinpluginoc.dll

15.0.4849.1000

43,424

17-Oct-2017

07:28

Lync.ocapires.dll_1033

Ocapires.dll

15.0.4881.1000

68,296

17-Oct-2017

07:28

Lync.ochelper.dll

Ochelper.dll

15.0.4963.1000

163,536

17-Oct-2017

07:27

Lync.ochelper.dll.x64

Ochelper.dll

15.0.4969.1000

229,064

17-Oct-2017

07:34

Lync.ochelpresource.dll_1033

Ochelperresource.dll

15.0.4703.1000

11,432

17-Oct-2017

07:28

Lync.ocimport.dll

Ocimport.dll

15.0.4969.1000

639,752

17-Oct-2017

07:27

Lync.ocintldate.dll

Ocintldate.dll

5.0.8308.908

82,728

17-Oct-2017

07:28

Lync.ocmsptls.dll

Ocmsptls.dll

5.0.8308.908

832,296

17-Oct-2017

07:28

Lync.ocoffice.dll

Ocoffice.dll

15.0.4969.1000

148,176

17-Oct-2017

07:28

Lync.ocogl.dll

Ocogl.dll

5.0.8308.908

1,740,072

17-Oct-2017

07:28

Lync.ocpptview.dll

Ocpptview.dll

5.0.8308.908

1,872,680

17-Oct-2017

07:28

Lync.ocppvwintl.dll

Ocppvwintl.dll

5.0.8308.908

351,016

17-Oct-2017

07:28

Lync.ocpubmgr.exe

Ocpubmgr.exe

15.0.4981.1000

1,554,712

17-Oct-2017

07:28

Lync.ocpubres.dll_1033

Ocpubres.dll

15.0.4881.1000

1,508,552

17-Oct-2017

07:28

Lync.ocrec.dll

Ocrec.dll

15.0.4981.1000

602,296

17-Oct-2017

07:28

Lync.ocsaext.dll

Ocsaext.dll

5.0.8308.908

296,232

17-Oct-2017

07:28

Lync.e.propertymodel.dll

Propertymodel.dll

15.0.4519.1000

900,800

17-Oct-2017

07:27

Lync.propertymodelprox.dll

Propertymodelproxy.dll

15.0.4703.1000

325,824

17-Oct-2017

07:27

Lync.psom.dll

Psom.dll

15.0.4981.1000

944,304

17-Oct-2017

07:27

Lync.rdpqoemetrics.dll

Rdpqoemetrics.dll

5.0.8308.901

42,792

17-Oct-2017

07:27

Lync.rtmcodecs.dll

Rtmcodecs.dll

5.0.8687.157

3,873,568

17-Oct-2017

07:27

Lync.rtmmediamanager.dll

Rtmmediamanager.dll

5.0.8687.157

764,192

17-Oct-2017

07:27

Lync.rtmmvras.dll

Rtmmvras.dll

5.0.8687.157

61,728

17-Oct-2017

07:27

Lync.rtmmvrcs.dll

Rtmmvrcs.dll

5.0.8687.157

36,640

17-Oct-2017

07:27

Lync.rtmmvrhw.dll

Rtmmvrhw.dll

5.0.8687.157

60,704

17-Oct-2017

07:28

Lync.rtmmvrsplitter.dll

Rtmmvrsplitter.dll

5.0.8687.157

32,552

17-Oct-2017

07:28

Lync.rtmpal.dll

Rtmpal.dll

5.0.8687.157

506,152

17-Oct-2017

07:27

Lync.rtmpltfm.dll

Rtmpltfm.dll

5.0.8687.157

6,859,552

16-Oct-2017

19:17

Lync.vc1decodermftdll.dll

Rtmvc1decmft.dll

5.0.8687.157

1,123,104

17-Oct-2017

07:27

Lync.scdec.dll

Scdec.dll

15.0.4703.1000

80,544

17-Oct-2017

07:27

Lync.sct.dll

Tmpod.dll

Not applicable

1,754,296

17-Oct-2017

07:28

Lync.uc.dll

Uc.dll

15.0.4981.1000

26,814,256

17-Oct-2017

07:28

Lync.ucaddin.dll

Ucaddin.dll

15.0.4981.1000

1,142,968

17-Oct-2017

07:28

Lync.ucaddinres.dll_1033

Ucaddinres.dll

15.0.4947.1000

177,360

17-Oct-2017

07:28

Lync.uccapi.dll

Uccapi.dll

15.0.4981.1000

6,451,440

17-Oct-2017

07:27

Lync.uccapires.dll_1033

Uccapires.dll

15.0.4420.1017

1,284,712

17-Oct-2017

07:28

Lync.ucmapi.exe

Ucmapi.exe

15.0.4981.1000

920,240

17-Oct-2017

07:28

Lync.ucmp.dll

Ucmp.dll

6.0.1448.0

3,505,312

17-Oct-2017

07:28

Lync.win32msgqueue.dll

Win32msgqueue.dll

15.0.4969.1000

73,992

17-Oct-2017

07:27

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