Using external speakers at home, in the office, or on your mobile device can be quite convenient. However, it’s important to know how to turn off the speaker if it accidentally gets turned on, or if you want to switch back to internal audio without hanging up. It can be quite frustrating if your phone is set to automatically use the external speaker, and you have to manually turn it off every time someone calls. Below are the steps to disable the default external speaker setting on both iPhone and Android, as well as how to turn off the external speaker on various common landline phones.
Steps
Turning off the external speaker on an iPhone

Turning off the external speaker while on a call. It’s important to know how to disable the external speaker during a call without having to hang up.
- Tap the circular Speaker button, which is highlighted on the iPhone screen. This button has a speaker icon and the word 'Speaker' beneath it. By turning off this feature, the sound amplified by the iPhone’s external speaker will decrease, and it will return to the normal phone mode.
- If your iPhone always answers calls via the external speaker, you may need to follow additional steps to disable the default external speaker setting.

Accessing the Accessibility Options on your iPhone. Accessibility features allow users to adjust their iPhone according to specific visual, auditory, or environmental preferences.
- Unlock your iPhone and tap the Settings icon.
- Scroll down and select General.
- Scroll down again and tap on Accessibility.

Disabling the default speaker. Apple has set up options to answer calls via headphones, external speakers, or automatically. You can choose one of these settings if you need hands-free operation, especially when driving.
- Scroll down and tap on Call Audio Routing.
- Select Automatic from the menu, and a checkmark will appear next to this option.
Turning off the external speaker on Android

Turning off the external speaker while on a call. It’s important to know how to disable the external speaker during a call without hanging up.
- Tap the speaker icon located at the bottom left of the Android screen. The amplified sound from the Android speaker will decrease and return to the normal phone mode.
- If Android always answers calls through the external speaker, you may need to follow additional steps to turn off the default speaker setting.

Accessing the Application Manager on Android. The Application Manager allows you to customize your Android device, including disabling apps you no longer use.
- Unlock your Android phone and tap the Settings icon.
- Tap on the Device tab.
- Tap on Applications.
- Tap on Applications Manager.

Disabling the default external speaker. To do this, you need to access the S Voice Settings. S Voice is a voice recognition app that allows users to control various phone features hands-free by responding to voice commands.
- Tap on S Voice Settings.
- Turn off the Auto Start Speakerphone option.
- If the external speaker on your Android phone remains set as default, follow the steps below to disable S Voice.

Disabling S Voice. When S Voice is disabled, you won’t be able to use voice recognition to operate certain hands-free features on your phone.
- Disabling S Voice will also turn off the Voice Wake-up and Voice Feedback features.
- Disable S Voice by tapping the Turn Off/Disable button.
Turning off the external speaker on landline phones

Turning off the external speaker on a landline phone. It's essential to know how to disable the external speaker while on a call without interrupting the conversation.
- Lift the handset. Once you pick up the receiver, the landline phone will automatically switch the call to the receiver’s internal speaker.
- Press the speaker button. If the landline phone has an integrated receiver, simply press the 'Speakerphone' button, and the call will automatically switch to the receiver’s speaker.

Turning off the external speaker on cordless phones. With cordless phones, turning off the speaker during a call may not be as straightforward as with a wired landline phone.
- Press the Talk button. On cordless phones like the Panasonic KX-TGE233B, pressing the 'Talk' button on the handset will automatically switch the call to the internal speaker of the phone.