How To Switch On Your Samsung Galaxy S4
Learn how to switch on or off your Samsung Galaxy S4.
- Press and hold Power key until the phone switches on.
- Swipe your finger across the screen to unlock the phone.
Note: The display language is preset to English at the factory. To change the language, use the Language menu.
- To switch off the phone, press and hold Power key, until the Device options screen displays.
- Tap Power off to switch off the phone.
- At the Power off prompt, tap OK.