Changing Language

good morning,

i’m using playSMS + gammu + Ubuntu Server 14.4.04

my playsms working fine, but i want to change default language to Indonesian,
i’ve change language to Indonesian but it doesn’t change on menu & everything, i also have manually edit the language file on plugin/language/id_ID/LC_MESSAGES/message.po. but it still using ENglish on interface.

how can i change language completely with Indonesian ?
please help. :slightly_smiling: