Why does the device not make certain calls?

During use, the device will not make calls for example to International numbers. Check if Fixed Dialling Numbers (FDN) is enabled:

  1. Go to the phone menu and select Settings, select Call Accounts and tap on the desired “SIM”
  2. Select Fixed Dialling Numbers (FDN)
  3. In this screen you can enable/disable FDN, you will need to know the PIN2 code. You can also manage the list of FDN from this page

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