Taegu Kangktg0210.hashnode.dev·Nov 21, 2022Key is stored in legacy trusted.gpg keyring (/etc/apt/trusted.gpg), see the DEPRECATION section in apt-key(8) for details.outline Error occurs when you update list of ubuntu package for update. error message Key is stored in legacy trusted.gpg keyring (/etc/apt/trusted.gpg), see the DEPRECATION section in apt-key(8) for details. situation $ sudo apt-get update H...Linux