TLDR
Enter a command. For example: drawing, mkfs.ntfs, uuidd, v4l2 ctl.

poweroff

 
Power off the system. More information: https://www.man7.org/linux/man-pages/man8/poweroff.8.html.
 
  • Power off the system:
     
    poweroff
     
  • Halt the system (same as halt):
     
    poweroff --halt
     
  • Reboot the system (same as reboot):
     
    poweroff --reboot
     
  • Shut down immediately without contacting the system manager:
     
    poweroff --force --force
     
  • Write the wtmp shutdown entry without shutting down the system:
     
    poweroff --wtmp-only
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