Once, the power button on a smartphone turned the phone on and off, but an annoying trend is seeing the button repurposed for different duties.

J7 Power Button Not Working After Software Update Problem: Since updating to the newest software update recently released the power button has ceased to close the screen or access the power menu.

In this latest installment of our troubleshooting series we will tackle the Galaxy S6 Edge power button not working after getting wet issue & other related problems.

There are few ways to turn on a phone with a broken power button, unless you're willing to work to get your hands dirty with developer settings.

iPhone or iPad lock/power button not working? It's a common problem, and even Apple has admitted it. Here's how to fix a broken iPhone lock button.