Call transfer is a function of iOS system, below I take ios7 as an example to introduce iphone5s set call transfer specific steps, I hope this method will help you.
Specific steps
1. Find the "Settings" icon in IPhone5S, as shown in the following figure
2. Then we find in the setup "Phone Options"-"Call forwarding" as shown in the figure, now I we click on "Phone Call forwarding" as shown.
3. After entering will let us turn on the function of transfer, slide to the right to open the function. Now we turn on the phone call transfer and click Enter to enter the phone number.
4. Here we can define the specified method, such as I choose to click "No answer" to enter
5. Now you can write your new number, we click to fill in the mobile phone number to be transferred! There is no need to add an area code or save. It is OK to return to the previous step directly after the good.
6. Then we can see a mobile phone number displayed on the side of the unattended state. It's OK.
Friendly Tips
As long as the Apple mobile phone system has call forwarding function, just IOS6 set call forwarding method is a little different, here I do not introduce the big can go to the Android theme of their own to find relevant tutorials.