When the VoIP service has been activated, the service can be deactivated by setting Menu > Settings > Call > Call type setting to Voice call only. The device will deregister from SIP server and the active Internet connection (WiFi or 3G) is disconnected.
- Where can I find information about WhatsApp, Skype, Angry Birds, Twitter, NimBuzz, Viber, Fring, or some other non-Microsoft application (3rd party application)?
- My phone feels warm
- My Bluetooth connection does not work
- How can I unlock my phone so I can use another network operator’s SIM card?
- I have forgotten my Nokia account password