I know that sometimes it can be confusing to know what CU is the lates and what build number corresponds to my CU. I’ve put together a list of CU’s for Lync 2013 that can help get an overview:
- CU21 – March 2017 Build Number 5.0.8308.987
- CU20 – November 2016 Build Number 5.0.8308.974
- CU19 – August 2016 Build Number 5.0.8308.965
- CU 18 – April 2016 Build Number 5.0.8308.949
- CU17 – January 2016 Build Number 5.0.8308.945
- CU16 – December 2015 Build Number 5.0.8308.941
- CU15 – September 2015 Build number 5.0.8308.927
- CU14 – July 2015 Build number 5.0.8308.920
- CU13 – May 2015 Build number 5.0.8308.887
- CU12 – April 2015 Build Number 15.0.4711.1002 (Skype for Business patch)
- CU11 – February 2015 Build Number 5.0.8308.872
- CU10 – December 31 2014 Build Number 5.0.8308.866
- CU9 – December 2014 Build Number 5.0.8308.857
- CU8 – November 2014 Build Number 5.0.8308.834
- CU7 – October 2014 Build Number 5.0.8308.831
- CU6 – September 2014 Build Number 5.0.8308.815
- CU5 – August 2014 Build Number 5.0.8308.738
- CU4 – January 2014 Build Number 5.0.8308.577
- CU3 – October 2013 Build Number 5.0.8308.556
- CU2 – July 2013 Build Number 5.0.8308.420
- CU1 – February 2013 Build Number 5.0.8308.291
Use Ståle Hansen’s script to check the current Lync Version and download the latest(updated With December CU’s, the latest is February 2015)