Both of your SIM cards can be available at the same time when the device is not being used, but while one SIM card is active, for example, making a call, sending or receiving a message, or transferring data, the other is unavailable. That's why the signal bar of the other SIM card disappears.
- 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