Apps and features40Blocking phone numbersBlock calls from specific numbers added to your block list.1 Launch the Phone app and tap → Settings → Block numbers.2 Tap Contacts, select contacts or phone numbers, and then tap Done.To manually enter a number, tap Add phone number, enter a phone number, and thentap .When blocked numbers try to contact you, you will not receive notifications. The calls will belogged in the call log.You can also block incoming calls from people that do not show their caller ID. Tap theBlock unknown callers switch to activate the feature.Options during callsDuring a voice callThe following actions are available:• : Access additional options.• Add call: Dial a second call. The first call will be put on hold. When you end the secondcall, the first call will be resumed.• Hold call: Hold a call. Tap Resume call to retrieve the held call.• Bluetooth: Switch to a Bluetooth headset if it is connected to the device.• Speaker: Activate or deactivate the speakerphone. When using the speakerphone, keepthe device away from your ears.• Mute: Turn off the microphone so that the other party cannot hear you.• Keypad / Hide: Open or close the keypad.• : End the current call.