# runuser > Run commands as a user and group without asking for password (needs root privileges). > More information: . - Run command as a different user: `runuser {{user}} {{[-c|--command]}} '{{command}}'` - Run command as a different user and group: `runuser {{user}} {{[-g|--group]}} {{group}} {{[-c|--command]}} '{{command}}'` - Start a login shell as a specific user: `runuser {{user}} {{[-l|--login]}}` - Specify a shell for running instead of the default shell (also works for login): `runuser {{user}} {{[-s|--shell]}} {{/bin/sh}}` - Preserve the entire environment of root (only if `--login` is not specified): `runuser {{user}} {{[-p|--preserve-environment]}} {{[-c|--command]}} '{{command}}'`