The Samsung J7 Prime power button issue refers to problems with the device's power button functionality. This issue may manifest as difficulty in pressing the power button, resulting in it feeling stuck or unresponsive to user input. Users may also encounter instances where the power button fails to turn the device on or off reliably, leading to frustration and inconvenience. Resolving this issue may involve troubleshooting steps such as cleaning the power button area to remove any debris, performing a software reset, or seeking professional repair services if the problem persists.