Lync Updates

This page provides information on most Skype for Business, Lync 2013 and Lync 2010 updates for client and server, with links to the relevant KB article.

Historic Updates
Microsoft does not keep all historic updates on their servers, usually only the latest one will be available. If you require an historic update please check if it is available here.

Skype for Business / Lync Server Updates

To determine your current update level run the following PowerShell command on your servers which will return each components installed version:

Another way you could do this is by running the latest cumulative update installer:



-> Lync Server 2013 Cumulative Update List (updated March 2015)

The latest cumulative update can be found here which includes all previous updates.
VersionCumulative UpdateKB Article
5.0.8308.0RTMNA
5.0.8308.291February 2013 (CU1)http://support.microsoft.com/kb/2781547
5.0.8308.420July 2013 (CU2)http://support.microsoft.com/kb/2819565
5.0.8308.556October 2013 (CU3)http://support.microsoft.com/kb/2881684
5.0.8308.577January 2014 (CU4)http://support.microsoft.com/kb/2905048
5.0.8308.738August 2014 (CU5)http://support2.microsoft.com/kb/2967486
5.0.8308.815Sept 2014 (CU6)http://support2.microsoft.com/kb/2987510
5.0.8308.831Oct 2014 (CU7)30033583001616
5.0.8308.834Nov 2014 (CU8)3011902 30100503010028
5.0.8308.857Dec 2014 (CU9)3018161 3018158
5.0.8308.866Dec 2014 (CU10)3027552 | 3027553
5.0.8308.871Feb 2015 (CU11)3036869 | 3031061 | 3031062 | 3031065 | 3033882
5.0.8308.887May 2015 (CU12)3051949 | 3051956 | 3051953 | 3051951 |
3051955 | 3051950 | 3051957

-> Lync Server 2010 Cumulative Update List (updated Feb 2015)

The latest cumulative update can be found here which includes all previous updates.
VersionCumulative UpdateKB Article(s)
4.0.7577.0RTMNA
4.0.7577.108January 2011 (CU1)http://support.microsoft.com/kb/2467775
4.0.7577.137April 2011 (CU2)http://support.microsoft.com/kb/2500442
4.0.7577.166July 2011 (CU3)http://support.microsoft.com/kb/2571546
4.0.7577.183November 2011 (CU4)http://support.microsoft.com/kb/2514980
4.0.7577.190February 2012 (CU5)http://support.microsoft.com/kb/2670352
4.0.7577.199June 2012 (CU6)http://support.microsoft.com/kb/2701585
4.0.7577.203October 2012 (CU7)http://support.microsoft.com/kb/2737915
4.0.7577.216March 2013 (CU8)http://support.microsoft.com/kb/2791381
4.0.7577.217July 2013 (CU9)http://support.microsoft.com/kb/2860700
4.0.7577.223October 2013 (CU10)http://support.microsoft.com/kb/2889610
4.0.7577.225January 2014 (CU11)http://support.microsoft.com/kb/2909888
4.0.7577.230April 2014 (CU12)http://support.microsoft.com/kb/2957044

June 2014 (Security)http://support.microsoft.com/kb/2963285
4.0.7577.230September 2014 (CU13)2982385 | 2982388
4.0.7577.708December 2014 (CU14)http://support.microsoft.com/kb/2493736
4.0.7577.710Feb 2015 (CU15)http://support2.microsoft.com/kb/3030726


Skype for Business / Lync Client Updates - Windows

To find the current version go to Options - Help - About Microsoft Lync / Skype for  Business


-> Skype for Business / Lync 2013 Windows Client (updated April 2015)

VersionCumulative UpdateKB Article
15.0.4420.1017RTM
15.0.4454.1506February, 2013 (CU1)http://support.microsoft.com/kb/2812461
15.0.4481.1000March 2013 (CU2)http://support.microsoft.com/kb/2760556
15.0.4481.1004May 2013 (CU3)http://support.microsoft.com/kb/2768004
15.0.4517.1504July 2013 (CU4)http://support.microsoft.com/kb/2817465
15.0.4535.1002September 2013 (CU5)http://support.microsoft.com/kb/2817630

December 2013 (Security)http://support.microsoft.com/kb/2850057
15.0.4569.1508March 2014 (CU6)http://support.microsoft.com/kb/2863908
15.0.4605.1003April 2014 (CU7)http://support.microsoft.com/kb/2880474
15.0.4615.1001May 2014 (CU8)http://support.microsoft.com/kb/2880980
15.0.4623.1000June 2014 (CU9)http://support.microsoft.com/kb/2850074

June 2014 (Security)http://support.microsoft.com/kb/2881013
15.0.4641.1000August 2014 (CU10)http://support.microsoft.com/kb/2881070
15.0.4641.1000August 2014 (LyncHelp)http://support.microsoft.com/kb/2881083
15.0.4641.1001Sept 2014 (CU11)http://support.microsoft.com/kb/2889860
15.0.4659.1000Oct 2014 (CU12)http://support2.microsoft.com/kb/2889929
15.0.4667.1000Nov 2014 (CU13)https://support.microsoft.com/kb/2899507
15.0.4693.1000Feb 2015 (CU14)http://support2.microsoft.com/kb/2920744
15.0.4701.1000Mar 2015 (CU15)https://support.microsoft.com/kb/2956174
15.0.4711.1002April 2015 (CU16)*KB2889923 | KB2889853
15.0.4719.1000May 2015 (Security)KB3039779
*Skype for Business client introduced

-> Lync 2010 Windows Client (updated June 2014)

VersionCumulative UpdateKB Article
4.0.7577.0RTM versionN/A
4.0.7577.0108January, 2011 (CU1)http://support.microsoft.com/?kbid=2467763
4.0.4577.0253April, 2011 (CU2)http://support.microsoft.com/?kbid=2496325
4.0.7577.280May, 2011 (CU3)http://support.microsoft.com/?kbid=2496325
4.0.7577.0314July, 2011 (CU4)http://support.microsoft.com/?kbid=2571543
4.0.7577.0330September, 2011 (Hotfix)http://support.microsoft.com/?kbid=2624907
4.0.7577.0336October, 2011 (Hotfix)http://support.microsoft.com/?kbid=2630294
4.0.7577.4051November, 2011 (CU5)http://support.microsoft.com/?kbid=2514982
4.0.7577.4053November, 2011 (Hotfix)http://support.microsoft.com/?kbid=2647415
4.0.7577.4061January, 2012 (Hotfix)http://support.microsoft.com/kb/2670498
4.0.7577.4064February, 2012 (Hotfix)http://support.microsoft.com/kb/2669896
4.0.7577.4072February, 2012 (CU6)http://support.microsoft.com/kb/2670326
4.0.7577.4087March, 2012 (Hotfix)http://support.microsoft.com/kb/2684739
4.0.7577.4098June, 2012 (Security)http://support.microsoft.com/kb/2693282
4.0.7577.4103June, 2012 (CU7)http://support.microsoft.com/kb/2701664
4.0.7577.4109October, 2012 (Security)http://support.microsoft.com/kb/2726382
4.0.7577.4356October, 2012 (CU8)http://support.microsoft.com/kb/2737155
4.0.7577.4374January, 2013 (Hotfix)http://support.microsoft.com/kb/2793351
4.0.7577.4378March, 2013 (CU9)http://support.microsoft.com/kb/2791382
4.0.7577.4384April, 2013 (CU10)http://support.microsoft.com/kb/2815347
4.0.7577.4398July, 2013 (CU11)http://support.microsoft.com/kb/2842627
4.0.7577.4409October, 2013 (CU12)http://support.microsoft.com/kb/2884632
4.0.7577.4419January, 2014 (CU13)http://support.microsoft.com/kb/2912208
4.0.7577.4445April, 2014 (CU14)http://support.microsoft.com/kb/2953593

June, 2014 (Security)http://support.microsoft.com/kb/2963285
4.0.7577.4461May, 2015 (Security)KB3051464


Lync Client Updates - Windows Store App

-> Lync Windows Store App (updated April 2014)

VersionCumulative UpdateKB Article

June, 2013http://support.microsoft.com/kb/2848462

Lync Client Updates - Mac

To find the current version go to Lync - About Lync




-> Lync 2011 Mac Client (updated March 2014)

VersionCumulative UpdateKB Article
14.0.8April, 2014http://support.microsoft.com/kb/2952672
14.0.9June, 2014http://support.microsoft.com/kb/2963369
14.0.10Nov, 2014http://support.microsoft.com/kb/3007876
hotfixFeb, 2014https://support.microsoft.com/kb/3019983
14.0.11April, 2014https://support.microsoft.com/kb/3037358

Lync Client Updates - Lync Room System

-> Lync Room System (updated Nov 2014)

VersionCumulative UpdateKB Article
15.xJan, 2014http://support.microsoft.com/kb/2920616
15.xApril, 2014http://support.microsoft.com/kb/2929207
15.10.0June, 2014http://support.microsoft.com/kb/2962967
15.12.0Nov, 2014http://support2.microsoft.com/kb/3011144

Lync Phone Edition Cumulative Update List (updated Nov 2014)

-> Polycom CX500, Polycom CX600 and Polycom CX3000

VersionCumulative UpdateKB Article
4.0.7577.107January 2011 (CU1)http://support.microsoft.com/kb/2493723
4.0.7577.250April 2011 (CU2)http://support.microsoft.com/kb/2529977
4.0.7577.296July 2011 (CU3)http://support.microsoft.com/kb/2577594
4.0.7577.4047November 2011 (CU4)http://support.microsoft.com/kb/2636067
4.0.7577.4066February 2012 (CU5)http://support.microsoft.com/kb/2672349
4.0.7577.4100June 2012 (CU6)http://support.microsoft.com/kb/2701671
4.0.7577.4372January 2013 (CU7)http://support.microsoft.com/kb/2737911
4.0.7577.4387April 2013 (CU8)http://support.microsoft.com/kb/2819322
4.0.7577.4397July 2013 (CU9)http://support.microsoft.com/kb/2860671
4.0.7577.4411October 2013 (CU10)http://support.microsoft.com/kb/2889246
4.0.7577.4414October 30, 2013 (CU10)http://support.microsoft.com/kb/2902805
4.0.7577.4420January 2014 (CU11)http://support.microsoft.com/kb/2918038
4.0.7577.4444April 2014 (CU12)http://support.microsoft.com/kb/2954034
4.0.7577.4450June 2014 (CU13)http://support.microsoft.com/kb/2973941
4.0.7577.4451August 2014 (CU14)http://support.microsoft.com/kb/2988181
4.0.7577.4455Oct 2014 (CU15)http://support.microsoft.com/kb/3004839
4.0.7577.4463May 2015 (CU16)KB3050588


-> Polycom CX700 and LG-Nortel IP Phone 8540

VersionCumulative UpdateKB Article
4.0.7577.107January 2011 (CU1)http://support.microsoft.com/kb/2493722
4.0.7577.250April 2011 (CU2)http://support.microsoft.com/kb/2529974
4.0.7577.296July 2011 (CU3)http://support.microsoft.com/kb/2577593
4.0.7577.4047November 2011 (CU4)http://support.microsoft.com/kb/2636066
4.0.7577.4066**February 2012 (CU5)http://support.microsoft.com/kb/2670373
4.0.7577.4100June 2012 (CU6)http://support.microsoft.com/kb/2724545
4.0.7577.4363December 2012 (CU7)http://support.microsoft.com/kb/2737912
4.0.7577.4387April 2013 (CU8)http://support.microsoft.com/kb/2819325
4.0.7577.4397July 2013 (CU9)http://support.microsoft.com/kb/2860672
4.0.7577.4411October 2013 (CU10)http://support.microsoft.com/kb/2889244
4.0.7577.4420January 2014 (CU11)http://support.microsoft.com/kb/2918036
4.0.7577.4444April 2014 (CU12)http://support.microsoft.com/kb/2954035
4.0.7577.4450June 2014 (CU13)http://support.microsoft.com/kb/2973939
4.0.7577.4451August 2014 (CU14)http://support.microsoft.com/kb/2988182
4.0.7577.4463May 2015 (CU15)KB3050590
** CU5 is the minimum requirement to move to CU6 and above e.g. you cannot update from CU4 to CU6, you first have to install CU5. More information can be found here.

-> Aastra 6721ip and Aastra 6725ip

VersionCumulative UpdateKB Article
4.0.7577.107January 2011 (CU1)http://support.microsoft.com/kb/2493724
4.0.7577.250April 2011 (CU2)http://support.microsoft.com/kb/2529978
4.0.7577.296July 2011 (CU3)http://support.microsoft.com/kb/2577595
4.0.7577.4047November 2011 (CU4)http://support.microsoft.com/kb/2636068
4.0.7577.4066February 2012 (CU5)http://support.microsoft.com/kb/2672352
4.0.7577.4100June 2012 (CU6)http://support.microsoft.com/kb/2701667
4.0.7577.4366December 2012 (CU7)http://support.microsoft.com/kb/2737909
4.0.7577.4387April 2013 (CU8)http://support.microsoft.com/kb/2819315
4.0.7577.4397July 2013 (CU9)http://support.microsoft.com/kb/2860668
4.0.7577.4411October 2013 (CU10)http://support.microsoft.com/kb/2889241
4.0.7577.4414October 30, 2013 (CU10)http://support.microsoft.com/kb/2902800
4.0.7577.4420January 2014 (CU11)http://support.microsoft.com/kb/2918033
4.0.7577.4444April 2014 (CU12)http://support.microsoft.com/kb/2954032
4.0.7577.4450June 2014 (CU13)http://support.microsoft.com/kb/2973938
4.0.7577.4451August 2014 (CU14)http://support.microsoft.com/kb/2988177
4.0.7577.4455Oct 2014 (CU15)http://support.microsoft.com/kb/3004836
4.0.7577.4463May 2015 (CU16)KB3050585


Office Web Apps Server

-> Office Web Apps Server 2013

If you're looking for a decent Office Web Apps update list check out Chris Lehr's article here.


Cheers to UC Lobby for helping me get this started!



2 comments:

  1. to Check the version i use at the Lync Shell:

    Get-WmiObject -query 'select * from win32_product' | where {$_.name -like "Microsoft Lync Server*"} | Select Name, Version |ft  -AutoSize

    ReplyDelete
  2. Hey Diego, thanks for the feedback! For some reason on my testing server win32_product doesn't exist. I get the following:

    Get-WmiObject :
    At line:1 char:1
    + Get-WmiObject -query 'select * from win32_product' | where {$_.name -like
    "Micro ...
    + ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    + CategoryInfo : InvalidOperation: (:) [Get-WmiObject], COMExcept
    ion
    + FullyQualifiedErrorId : GetWMICOMException,Microsoft.PowerShell.Commands
    .GetWmiObjectCommand

    Have you seen that before??

    ReplyDelete