The iPhone 3G at times experiences some major problems which are why it needs extra care. There are times when it receives dropped calls therefore needing an update of the latest 3.0 version. This is the best way to improve the services offered by uploading free iPhone 3G. To test and keep the free iPhone 3G, there are steps needed to be exercised before hand.
You can use the Field Test mode that is present in the iPhone. This is to help in determining the respective signal reception levels. The best way of doing this is by activating the Phone application and typing in *3001#12345#*. With a press on the Call button you can easily use the main menu to access all the details. This is a feature that is great in determining the availability of the best reception so that you can favor the locations when using the iPhone.
At times, it is good to turn off 3G to aid in the improvement of phone performance. This is a way to make sure that the phone gets a good reception. The only time that you can turn it on is when one intends to browse the Web or in an attempt to download an app using the iTunes App Store.
You can also hold the iPhone at top. The iPhone antennas are located right at the bottom of the device. To test the network efficiency, avoid wrapping the antenna with the hand. Holding the top part of the iPhone is the best way of improving a weak signal.
