https://c2rsetup.officeapps.live.com/c2r/download.aspx?ProductreleaseID=ProPlus2019Retail&language=fr-fr&platform=x64&TaxRegion=PR&Source=O15PKC&version=O16GA

https://www.microsoft.com/en-us/download/details.aspx?id=49117&utm_source=chatgpt.com

<Configuration>
  <Add SourcePath="C:\Office2019" OfficeClientEdition="64" Channel="Current">
    <Product ID="Professional2019Retail">
      <Language ID="fr-fr" />
    </Product>
  </Add>
  <Display Level="Full" AcceptEULA="TRUE" />
</Configuration>

cd /d C:\Office2019
setup.exe /download configuration.xml
setup.exe /configure configuration.xml