Factory reset Android phone: Another option is to backup the important files on your phone and then go to Settings> Backup & Reset> Factory Data Reset> Reset Phone to erase all the settings on your device. Then reboot your phone to help the device to refresh and fix software errors. Restart the device: Just long press the Power button to turn off your mobile phone and wait several minutes. After finishing the cleaning, you can play a song to check the Android speaker. Clear headphone jack: The headphone jack might be covered with dust or dirt so you can use Q-tips to clean the holes. Re-plug the headphones: You can plug the headphone in and out for several times and then reboot your phone to see whether the headphone icon disappears from the screen. Turn up the volume: Press the Volume Up button of your Android phone to increase the volume and let it exit the mute mode. You can deal with this issue by several small tips: In this case, you are unable to hear anything from the phone unless you plug in the headphones. Have you met the situation like this: a headphone icon display on the device but you do not plug in any headphone? If you have, your Android phone is probably stuck in the headphone mode.

The Android Phone Thinks I Have Headphones Plugged But I Don't Receive No Sound When Connect to Bluetooth Speaker The Speaker on Android Stops Working Suddenly

Android media converter not working