silent install IrfanView languages together?

[weist123]

how can i install IrfanView 3.92 with it's language package silently?

i find IrfanView 3.92's silent option:

iview392.exe /silent /folder="c:\testfolder\irfanview" /desktop=1 /group=1 /allusers=0 /assoc=1

PlugIns silent option:

irfanview_plugins_392.exe /silent

but HOW TO INSTALL its language package TOGETHER?

language files shoud be input to "c:\testfolder\irfanview\languages"folder!

language files are shown in picture: