Microsoft Teams being installed by default Starting Version 1902

Recently Microsoft added Ms Team to be installed as default starting version 1902 when you start installing new office 365 on a device. If you already have installed team , then it won’t install.

Here are the Dates, Update channel and version that MS Team will be installed as default.

Update channel	Version	Date
Monthly Channel	Version 1902	March 4, 2019
Semi-Annual Channel (Targeted)	Version 1902	March 12, 2019
Semi-Annual Channel	Version 1902	July 9, 2019

If you want to exclude the installation of MS Team on new installation, you can use this XML file.

XML

<Configuration>
   <Add OfficeClientEdition="64" Channel="Monthly">
      <Product ID="O365ProPlusRetail">
       <Language ID="en-us" />
       <ExcludeApp ID="Teams" />
      </Product>
      <Product ID="VisioProRetail">
       <Language ID="en-us" />
       <ExcludeApp ID="Teams" />
      </Product>
      <Product ID="ProjectProRetail">
       <Language ID="en-us" />
       <ExcludeApp ID="Teams" />
      </Product>
      <Product ID="LanguagePack">
       <Language ID="de-de" />
      </Product>
    </Add>
</Configuration>

for more detail, please check the Microsoft documentations

https://docs.microsoft.com/en-us/deployoffice/teams-install

If you want to uninstall Teams from multiple Devices, you can use this powershell script to automate the uninstallation.

https://gallery.technet.microsoft.com/scriptcenter/Install-and-Uninstall-Teams-a9d2ebbc

.EXAMPLE  Install TeamsPowerShell

  .\Install-MicrosoftTeams.ps1 -source '\\filesrv\Repository\Microsoft\Teams'

.EXAMPLE  Install 32bit

version of TeamsPowerShell

.\Install-MicrosoftTeams.ps1 -source '\\filesrv\Repository\Microsoft\Teams' -version 'x86'

.EXAMPLE  Uninstall TeamsPowerShell

.\Install-MicrosoftTeams.ps1 -uninstall $true