Muting or hanging up while on a call: Nokia Lumia 710

You may find one of the following occurring on your device:



  • While in call, call is muted, goes to speaker phone or disconnects call.
  • While in call, display is light up and will not sleep or lock while in use.


While this behavior can have many causes, the following are some known solutions:


  1. Remove factory screen protector that shipped with your device.
  2. Verify that any third party screen protector does not cover the proximity sensor located on the top left of the device
  3. Ensure that any other accessories such as protective cases are not covering the proximity sensor
  4. Verify that you are holding the phone within close range to your face to activate proximity sensor.


More Information

  • The proximity sensor is located on the top left of the device.


  • A proximity sensor deactivates the display and touch screen when the device is brought near the face during a call. This is done to save battery power and to prevent inadvertent inputs from the user's face and ears.