1 Resthome1212 How do I change the language? Hi! How to change interface languige?TNX 10 M Adamopoulou Hi! Resthome1212 and welcome to the forum.Do you mean how to change language??? 3 AG Lodging EXTRANET: Scroll down. At the bottom of the page, there is a dropdown list to select interface language.PARTNER HELP & FORUM: It's at upper right corner of the window.