Shell not interactive

Dears

I use new course of Linux Basics is a great course thank you for the effort you improve.

Regarding the hands on lab 2 : Linux Bash Prompt.
I see the user prompt is not interactive with change I do. you can see in this image

Best Regards
Youness

Hello, @youness.oujdid
type “bash” in the terminal and press enter then type echo $SHELL. You will see the newest shell.