iPhone 3GS. Here some Specifications of iPhone 3GS : Non removable Li-lon battery,2G,3G network supported ,one sim supported, 600 MHz cortex A8 processor , 3.5” inches display,TFT capacitive touchscreen, weight 135g, 256MB Ram,8GB/16 GB/32 GB internal memory , back camera 3.15 MP, Front camera-No, Flash light-No, Wi-Fi 802.11 b/g,Bluetooth V2.1, Wi-Fi hotspot, iPhone OS iOS V3 upgradable to iOS 6.1.3.
If you forgotten your phone pattern lock, user code Google lock or phone code. I show you how to restore iPhone 3GS Smartphone.
iPhone update and restore steps :
1. First power off your iPhone device.
2. Install “iTunes update version” in your computer.
3. Connect the USB cable in your computer and iPhone Device, then hold the “Home Button”.
4. When you see in your iPhone screen Recovery mode then release Hold button.
5. You see in your computer screen one notification “iTune has detected an iPhone in recovery mode.you must restore this iPhone before it can be used with iTunes”.then press “ok”.
6. After complete connecting iTune click “Restore iPhone”.(You must have internet connection)
7. Press “Restore and Update”.
8. Then you see top of the iTune,your iPhone will be preparing for restore.
9. You see in your iphone screen “downloading mode”.
10. Your iphone restore complete.
Notice: Hard reset will deleted your phone all apps,data and settings.