How to Turn Off / Disable Shake to Undo on iPhone
Shake to Undo is one of the accessibility features on iOS which can get disturbing when using accidentally. To turn off and disable Shake to Undo on ...
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The phone noise cancellation feature on iPhone devices, reduces the environment noises to improve calling quality. To turn on / turn off noise cancellation on iPhone 5, do as follows:
1. Open the Settings application from the home screen
2. Go to the General settings
3. Scroll down to the Accessibility settings and open it
4. Scroll down to the Hearing settings and to disable and turn off noise cancellation make sure the "Phone Noise Cancellation" option is toggled off.