Last update: 2021-05-21
Check current version You can check the version of your current Skype for Business Server 2019 environment with the following cmdlet:
Get-CsServerPatchVersion | ft -AutoSize
CU Table In belows table you will find the CU versions for Skype for Business Server 2019, Links to CUs and release dates.
Version Cumulative Update KB Article(s) Alternative Download link 7.0.2046.0 RTM Release N/A 7.0.2046.116 June 2019 (HotFix 1) KB4507638 7.0.2046.123 July 2019 (CU1) KB4499991 Stack 7.