On a desktop or laptop what does a G3 power state refer to?

On a desktop or laptop what does a G3 power state refer to?

• Mechanical Off
• BIOS Update In Progress
• Low Power Mode For Battery Performance
• Working Off 

 

EXPLANATION

"Mechanical Off" - G3 - The system is completely off and consumes no power. The system returns to the working state only after a full reboot.
Can be performed by holding down Shift when clicking Shutdown.

SOURCE

https://docs.microsoft.com/en-us/windows/desktop/power/system-power-states