How do I power my device on or off? To power on: Tap the power button quickly until a blue light appears To power off: Hold the power button down until the blue light is no longer visible Related articles My iGrill 3 seems to have turned off while still in use. How can I fix this? How can I check the battery life of my device? How can I set a timer in the Weber iGrill App? How can I create a custom preset in the Weber iGrill App? How do I install the iGrill 3 on my Spirit II grill?