If required, a user can create additional app passwords to be use for multi-factor authentication:
From “My account”) page, clic “Security & Privacy” section and then click on “Additional security verification”.
In the “Additional security verification” page, click on “app passwords”.
From this page you can either see existing app passwords or (you cannot get the value) or create new ones.
In the wizard to create new app passwords, simply follow the simple steps required to create a new app password.