Originally Posted by DoctorOhh
As I said a touch of ignorance. But restarting / turning off then on is functionally the same thing on most devices. As long as the OP doesn't just put the device to sleep then reactivate it she should be fine.
As will powering it off then turning it back on.
button on a K4NT is really a sleep(lock) button.
There is a specific set of instructions when using the Kindle Collections PI that requires a Restart (from the Settings Menu).
My PEz the power button locks the screen. A Long (10 second) press powers it down (goodbye screen). Every device is different