CODE EXAMPLE FOR SHELL

zsh: permission denied

# How to change your default shell Whether your user account is configured to use zsh (recommended), bash, or another shell, you can change the default shell from Users & Groups preferences or the command line.

From Users & Groups preferences
Choose Apple menu  > System Preferences, then click Users & Groups.
Click the lock , then enter your account name and password.
Control-click your user name in the list of users on the left, then choose Advanced Options.
Choose a shell from the ”Login shell” menu, then click OK to save the changes.