Push and hold your sleep/wake button located on the top of the iphone 4 in order to turn it on. After a minute, your Apple inc custom logo will show up, and next you’ll get your Unlock screen. To access your home display screen move the arrow switch from left in order to right, which will be the primary jumping off place to almost all your different things the iphone 3gs can do. Your iPhone includes a very fragile display screen protect it with an apple iphone 4 case, you can purchase iphone 4 cases here best iphone 4 case Should you push and hold the sleep/wake switch for 5 seconds a red (glide to power off) switch will show up, this will turn your iphone 4 off. Push gently on it and slide it off to the right. Whenever your iphone 3gs is powering off the display screen will turn dark, you will notice a small symbol for a brief second. To put your iphone 4 to rest click the sleep/wake button one time, you’ll hear a click noise and the display screen will turn black however you will even now get cell phone calls and text messages. This will save you lots of battery life and keep the cellphone useful.. To wake it from sleep, either touch that button once more, or press the Home switch (The home button is your only real button on your apple iphone and is just under your display screen) . Your apple iphone will dim itsself if you aren’t utilizing it for forty five seconds, then after 15 additional seconds your iphone will put itself to rest. Even if your new iphone 4 is turned off it is still not safe from scraches and cracked displays protect it with an i phone 4 case found listed here iphone 4 cases best Idea: The best way to prevent the apple iphone from shutting down In the event you push the cancel button after you get the (power down) display screen the iphone will stay on and go to the home screen. It will likewise terminate shutdown in the event you remain on the “Power Down” screen for more than 30 seconds.