After installation, Go to Settings >> General Settings >> Website Menu Security, from here you can set website menus to be hide for different users and groups

You can hide websit menu for different users and groups like public user, portal user, internal user and also you can apply for specific group

You can set menus to hide for public users from the bellow tab

You can set menus to hide for internal users from the bellow tab

You can set menus to hide for portal users from the bellow tab

You can set menus to hide for specific users group from the bellow tab. Here you can select multiple access groups for menu. Like Shop menu can not accisble by public/portal group