The WinOps Blog

Finding Windows 10 Language Packs:
https://blogs.technet.microsoft.com/mniehaus/2017/04/26/finding-windows-10-language-packs/

sccm 2012 multilanguages:
https://www.windows-noob.com/forums/topic/14059-how-can-i-install-windows-10-language-packs-offline-with-an-mdt-integrated-task-sequence-in-system-center-configuration-manager-current-branch/

osd multilanguages answer file:
http://www.scconfigmgr.com/2014/01/30/create-an-answer-file-for-language-settings-during-osd-with-configmgr/

Install Language Packs when creating a Windows 10 reference image:
http://www.scconfigmgr.com/2016/03/02/install-language-packs-when-creating-a-windows-10-reference-image/

How to Deploy Language Packs to Windows 10 using SCCM 012 OSD:
http://www.shizzmynizz.co.uk/2016/10/12/how-to-deploy-language-packs-to-windows-10-using-sccm-012-osd/

Deploying language packs to Windows 10:
https://execmgr.net/2017/09/20/installing-language-packs-windows-10-waas/

INJECT LANGUAGE PACK WITH DISM:
https://www.systemcenterdudes.com/inject-language-pack-windows-10/

AND...

Add and remove language packs on a running windows installation:
https://docs.microsoft.com/en-us/windows-hardware/manufacture/desktop/add-and-remove-language-packs-on-a-running-windows-installation

Windows 10 1703, Language Pack fun and games:
https://sccmentor.com/2017/05/20/windows-10-1703-language-pack-fun-and-games/

How to download and install Windows 8 Language Packs:
http://www.thewindowsclub.com/download-install-windows-8-language-packs

code des Modules linguistiques dans System Center Configuration Manager:
https://docs.microsoft.com/fr-fr/sccm/core/servers/deploy/install/language-packs

ID régionaux language packs:
https://msdn.microsoft.com/en-us/library/cc233982.aspx

Offline Language Pack installation:
https://blogs.technet.microsoft.com/mniehaus/2010/04/26/dumping-task-sequence-variables/
+ http://www.myitforum.com/Forums/tm.aspx?tree=true&high=&m=236896&mpage=1#236896
+ same as windows 7: https://www.windows-noob.com/forums/topic/3251-customising-windows-7-deployments-part-4/
+ install Windows 10 language packs offline with an MDT Integrated Task Sequence in SCCM:
  https://777notes.wordpress.com/2016/05/02/sccm-install-windows-10-language-packs-offline-with-an-mdt-integrated-task-sequence-in-sccm-cb/
+ Add Language Packs in Configuration Manager 2012:
  http://systemscenter.ru/mdt2012.en/addlangpackinconfmana2012.htm
+ Install OS language during OSD:
  http://blog.ctglobalservices.com/os-deployment/mip/install-os-language-during-osd-the-easy-way-part-1inject-language-files/

hope you find your way
enjoy!