Press the volume up button located above the “OK” button
Put the phone on speaker
Make sure you haven’t muted the phone. You can see the mute/unmute option while on a call when you press the menu button
Make sure the service in your area is sufficient. Connect to Wi-Fi calling is possible to boost reception, find out more from the video below
Put the phone on speaker by pressing the button that says “SPKR”
Make sure the phone is not on vibrate by pressing and holding the # button for a couple seconds. There will be a vibrate symbol that appears on the top right hand of the screen when the phone is on vibrate only.
Turn up the ringer volume by going to Settings> Sound (6)> Ring Volume, then toggle the volume higher. The bar will display blue to demonstrate how high the volume is.
Turn up the ringer, media, and alarm volume by going to Settings> Sound (6)> Choose the volume you would like to turn up, then toggle the volume higher. The bar will display blue to demonstrate how high the volume is.
Put the phone on speaker during a call.
If the problem persists after following the troubleshooting solutions and you believe your phone is defective, please fill out the replacement request form.