To ensure you’ve selected the correct audio device, open Skype, tap the three dots next to your profile name and click Settings. If you’re using a wireless microphone or headphones, ensure they’re fully charged, and use the physical mute buttons on them to check if either device is muted or not.Check whether your internet connection is working as this could prevent you from receiving good audio during a video or voice call.2), Place a call to echo123 (Like the image +2). If you knowingly or unknowingly installed such a program, check installed software and uninstall or disable the program. 1), Please click your Skype menu 'Tools > Options' > 'Video settings' button, you will see your video image, please keep the 'Video settings' window opening (Like the image +1). Some programs can prevent your microphone from working and you end up with no sound on Skype.Check whether the audio in Skype is muted by looking at the microphone icon and checking if it has a diagonal slash across it.Use a different pair of headphones or microphone.Check that you’re using the device selected in your Skype sound settings if you have multiple devices listed.To do this, open Control Panel> Sound (or Sounds and Audio Devices), and ensure the sound devices match. If you’re able to hear your message played back, the microphone is working, so the issue could be with the playback device or the other person’s connection. For Windows PCs, compare the sound settings with the Skype Audio settings. Make a Test Call To do this, click Make a free test call at the bottom of the Audio and Video settings screen.
Install device drivers for audio USB devices like your headphones or microphone, and then re-launch Skype.If you’re using headphones or a microphone, make sure the jack is properly plugged into the right audio input and output ports on your device.Try the following techniques to resolve sound issues on Skype before moving to other advanced solutions: