Please choose the correct ending to complete the given sentence: Computers and Electronics: [header] How to turn off speakerphone [title] Turn off speakerphone during a call. [step] It is important to know how to turn off speakerphone during a call without hanging up on the caller on the other end. [substeps] Tap the round, highlighted speaker button on your iphone screen.

Ending1: This button has a picture of a speaker and says " speaker " beneath it. By turning this off you will reduce the amplification of the sound from your iphone speakers and return to normal phone mode. Ending2: Select the vibrating speaker button on your screen, or press your toggle (red) or mute switch (green) in the home screen. [title] Repeat the process until the phone continues to mute. Ending3: And then tap and hold the " pa " button in your app drawer. [title] Make your appropriate calls without talking to your receiver. Ending4: There's a button in the upper right corner that says " turn on speakerphone ". Slide the button to the " off " position so you won't be tempted to listen to someone next to you on the other line.

Answer format: ending1/ending2/ending3/ending4