Answer or divert calls
When you receive a phone call, the Incoming call screen shows the caller ID. If you miss a call, you see 
in the status bar.
When a call arrives, you can:
- Silence the ringer before answering the call. With your palm facing down, wave your hand over the screen. Or, press Volume Down on the side of the phone.
- Answer the call. Drag
to 
on the lock screen. - Divert the call to voicemail. Drag to
or press the Power button. You can also automatically divert all calls from a specified number to voicemail. - Respond with a text message. Drag to
. You can customize these default messages.
to 
on the lock screen.
or press the Power button. You can also automatically 
. You can TipIn your phone settings, you can prevent interruptions by restricting calls during hours you specify or from specific people.
Block numbers
To block all calls and text messages from a number, you can request a block from your carrier or download a number blocking app from Store.
If text messages aren't a problem and you just don't want to answer calls from a number, you can save a recent call from that number to your contacts, and then send all its calls to voicemail.