The iPhone Keypad Codes You Need to Enhance the User Experience
If you want to get more info about your mobile carrier, handset and bill details, we have the codes you need to type in, on your iPhone’s virtual keypad. In order to use them, simply open the “phone app” on the handset and type in the codes listed below and press “call”. *3001#12345#* – Makes the “Field Test”...
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