Would anything happen if you were to press and hold the power and the A buttons on either the Nintendo Wii U or Switch?

I'm not interested in mods but a question only and concern For example pressing and holding the power and A or any other button together on the controller of the Nintendo Wii U gamepad or pro controllers and Switch hack or modify anything on the consoles or is that only done with downloading unauthorized... show more I'm not interested in mods but a question only and concern For example pressing and holding the power and A or any other button together on the controller of the Nintendo Wii U gamepad or pro controllers and Switch hack or modify anything on the consoles or is that only done with downloading unauthorized software such as homebrew and stuff from other outside websites that are not Nintendo and saving that software onto SD cards from the computer and installing it on the consoles would be the only thing that modifies system software and not pressing controllers sequences or combinations or macros ?since these controllers are not designed to do that if yes or no would help ease the concern about it
2 answers 2