alceste Kindly check with your hosting provider if you have any server side cache enabled as changes made in admin panel arent reflecting on your site.
Having enabled the Multilanguage Status Administrative Module by going to Extensions > Module Manager > (change the dropdown from Site to Administration to show the admin modules) > Enable (publish) the Multilanguage Status Module. You should now see a link named Multilanguage Status in the status position you published it in. (This is a back end module that will run a series of checks against your setup and advise on any corrections that need to be made.) and it had come with error as shown in screenshot however having unpublished the specific module, the menu items are still not reflecting as envisaged