Question

To restart a device without powering it down

Answer 1

Answer:

No possibly way of doing this

If the device isn't functioning but is turned on

On android: Hold the power button and either the volume up or down keys at the same time till the screen goes black

On IPhone/IPad/Ipod: hold down the home key and the power button till the screen goes blank

On Newer Apples with no home button, just hold down the power key till the screen goes blank

On PC: Hold the power button on the pc thill the screen goes black

On tablet: Use the steps for android listed above.