Rasa x login page "Wrong credentials" error

Sorry let me explain my problem. rasa version==1.9.5 and rasa x==0.27.4.I have created chatbot with rasa and it works fine in terminal but I want to share it with real users so I need to use rasa x.I am using now Juste’s guide The Rasa Masterclass Handbook: Episode 9. So I 1.curl -sSL -o install.sh https://storage.googleapis.com/rasa-x-releases/0.27.4/install.sh 2.sudo bash ./install.sh 3.sudo docker-compose up -d. Then what should I do?Can you explain step by step please