Fully Kiosk not loading home assistant

Hi new beginner here and trying to setup fully kiosk, i have followed you tube videos and have managed to set up fine can control my tablet from overview dashboard on pc but my tablet wont display home assistant, i ahve tried everything from url homeassistant.local to using actual ip adress 192.168.0.133:8123 but nothing just get the home asistant symbol but no dashboard ??? anyone help using an amazon fire tablet