1. You can answer the call and cannot make a call.
1. Check whether the caller's number limit/incoming call display is set to the default value.
Go to the menu on your mobile phone-settings-network service-caller number-select the default value.
1. 2. Check the telephone line 2
The call function of the network supplier is supported only when the telephone line is 1. If the telephone line is 2, the call function is not supported.
The number 2 is displayed on the mobile phone screen. Please go to the phone book on the machine-local number-change line-select line 1;
If the phone does not support line change, we recommend that you use another phone.
1. 3. Check the maximum phone limit set for the SIM card
Please go to the call record-call fee usage-pay-as-you-go to cancel.
Note: to cancel this function, you need to enter a PIN code, which is provided by the network operator.
. Check the call restriction settings
Please start with the call settings on the machine-voice call-Cancel call restrictions.
Note: The call restriction function requires network support. If you cancel this function, you will be prompted to enter the password, which is provided by the network operator.
2. You cannot answer or make a call.
2. 1. Restart the phone to try
If the problem persists, send your phone to the nearest Samsung service center for inspection.
2. 1. Check whether the mobile phone is in offline mode
2.1.2. The mobile phone is in offline mode.
Cancel offline mode settings on the mobile phone
2.1.2. The mobile phone is not in offline mode
Change the phone card or change the network period
3. The above operations cannot solve the problem
1. Search for the Samsung authorized service center through the website self-service