Presta Portal

Fhist you must move the languange files to /themes/yourtheme , /mails , /modules , /translation

and your admin panel--->Tools-->Languange--->Add New languange



after

Fill in the necessary places on the screen let
Name: exampel : Turkish
ISO Code: exampel : tr
flag: a flag to select
No image: Select the picture you will use when no product image



and Save

Thanks for tutorial