change default shell from zsh to bash code example

Example 1: convert back to sh from zsh

chsh -s /bin/bash
exec bash --login

Example 2: set zsh as default shell

# Open vim or your favorite code editor
sudo vim ~/.bashrc

# Now we need to edit the file and add the following line to the end of the file remember to add a comment just to remember, what is that line of code task.
exec zsh

# It will execute the command every time you load the terminal and run your zsh shell.