# sudo > Executes a single command as the superuser or another user. > More information: . - Run a command as the superuser: `sudo {{less /var/log/syslog}}` - Edit a file as the superuser with your default editor: `sudo {{[-e|--edit]}} {{/etc/fstab}}` - Run a command as another user and/or group: `sudo {{[-u|--user]}} {{user}} {{[-g|--group]}} {{group}} {{id -a}}` - Repeat the last command prefixed with `sudo` (only in Bash, Zsh, etc.): `sudo !!` - Launch the default shell with superuser privileges and run login-specific files (`.profile`, `.bash_profile`, etc.): `sudo {{[-i|--login]}}` - Launch the default shell with superuser privileges without changing the environment: `sudo {{[-s|--shell]}}` - Launch the default shell as the specified user, loading the user's environment and reading login-specific files (`.profile`, `.bash_profile`, etc.): `sudo {{[-i|--login]}} {{[-u|--user]}} {{user}}` - List the allowed (and forbidden) commands for the invoking user: `sudo {{[-l|--list]}}`