Login => Administration

English (en-GB)
Name : multidemo_en
Password: multidemo_en
Français (fr-FR)
Name: multidemo_fr
Password: multidemo_fr
Español (es-ES)
Name: multidemo_es
Password: multidemo_es
Deutsch (de-DE)
Name: multidemo_de
Password: multidemo_de
Italiano (it-IT)
Name: multidemo_it
Password: multidemo_it
Македонски (mk-MK)
Name: multidemo_mk
Password: multidemo_mk
தமிழ் (ta-IN)
Name: multidemo_ta
Password: multidemo_ta

Multi-lingual steps by steps

Default Home page assigned to "All"

Make sure you keep one Default Home page assigned to Language "All".

To prevent further confusion, rename the Default main Menu : here Main Menu-ALL.
Keep there any type of Menu item defined as Default Home page and assigned to Language "All" . Here Home-ALL.
UNPUBLISH the Menu module (here DEFAULT MAIN MENU ALL) displaying the Main Menu-ALL menu. The module itself is assigned to Language "All".