Device guides for

Nokia Lumia 820

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Turning NFC on my mobile phone on or off Activating a Microsoft account on my mobile phone Setting up my mobile phone for SMS Installing Twitter on my mobile phone

Getting started

Basic functions

Calls and contacts

Messaging

Office and leisure

Connectivity

Global online services

Troubleshooting

Specifications

Turning caller identification on my mobile phone on or off

You can choose to make a call without sending your own number (caller identification). Follow these easy instructions to turn your own caller identification on or off.