Why is my Wii U tablet home button flashing blue?

//ads -- adsterra.com -- native banner
?>
When my Wii U is off, sometimes my Wii U tablet home button is flashing blue.
What does this mean and is there a way to stop this from happening?
Pictures about "Why is my Wii U tablet home button flashing blue?"



Why does my Wii U keep blinking?
If your gamepad's battery light is flashing red, that means that your battery is about to die and you can't turn it off or it will completely die.Why is my Wii U pad not turning on?
If the GamePad is not turning on, the battery for the GamePad might just simply be dead. Something else to check for is making sure the battery does not look swollen or puffy. If it does, it is a definite sign of a bad battery and needs to be replaced.How do I sync my Wii U tablet?
Unplug the Wii U GamePad AC adapter from the Wii U GamePad and wall outlet. Wait at least 90 seconds. It takes this long for the AC adapter to reset, so it is extremely important that you wait the full 90 seconds. Plug the AC adapter back into the Wii U GamePad and wall outlet.Why is WiiU home button blue light on? Turn it off!
Sources: Stack Exchange - This article follows the attribution requirements of Stack Exchange and is licensed under CC BY-SA 3.0.
Images: Polina Tankilevitch, Skylar Kang, Skylar Kang, Wallace Chuck