Learn how to switch on your Samsung Galaxy Tab 3. Press and hold the Power/Lock Key. Your devices internal antenna is located along the top back of the device. Do not block the antenna; doing so may affect signal quality and may cause the device to operate at a higher power level than is necessary.
Turning Your Device Off
Note
This guide will work on all Samsung Galaxy Tabs; including Samsung Galaxy Tab 3 7.0, Samsung Galaxy Tab 3 8.0 and Samsung Galaxy Tab 3 10.1.