Updating to iphone 4 o
Mode: Field Test You will then be taken to a page providing many current information detailing your cell connection.
Note that when you are in this mode, the signal strength bar on the top-left corner becomes a negative number.
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In addition to https://, ftp:// protocol identifiers, the i Phone also supports tel://, facetime://, and mailto:// You must have a complete and valid URL (Uniform Resource Locator) for it to work.
Safari will then launch the appropriate application to handle it.
Mode: IMEI When you enter this number (no need to touch dial afterwards), you should be presented with your 15 digit IMEI number.
IMEI stands for International Mobile Equipment Identity.
On the i Phone you can enter special phone numbers to access special features or information.If you need an alternative backup, you can make one in i Cloud and another in i Tunes.This page provides a product summary for each Apple model.Mode: Connected Line Presentation You will be shown whether Connected Line Presentation is enabled.If a number you called is actually forwarded to another number, this feature allows you to see the actual number you got forwarded to.