# man > ctrlaltdel(8)

---
type: CommandReference
command: ctrlaltdel
mode: man
section: 8
source: man-pages
---

## Quick Reference
- `ctrlaltdel hard` — set Ctrl-Alt-Del to immediate reboot
- `ctrlaltdel soft` — set Ctrl-Alt-Del to send SIGINT to init (PID 1)
- `ctrlaltdel` — display the current setting
- `ctrlaltdel --help` — show help text
- `ctrlaltdel --version` — show version information

## Name
ctrlaltdel — set the function of the Ctrl-Alt-Del combination

## Synopsis
shell
ctrlaltdel [hard|soft]
## Options
- `-V, --version` — display version information and exit
- `-h, --help` — display help text and exit

## Examples
shell
# Set immediate reboot on Ctrl-Alt-Del
ctrlaltdel hard

# Set graceful shutdown via SIGINT to init
ctrlaltdel soft

# Check current setting
ctrlaltdel
## See Also
- [init(8)](https://www.chedong.com/phpMan.php/man/init/8/markdown)
- [systemd(1)](https://www.chedong.com/phpMan.php/man/systemd/1/markdown)
- [sync(2)](https://www.chedong.com/phpMan.php/man/sync/2/markdown)