Refer to the instruction in this video to perform a clean installation of the audio related driver and software.

By performing a clean re-installation of these audio driver & software helps troubleshoot your speaker, headphone or audio effect issues.
For the complete troubleshooting details, please refer to this FAQ: https://www.msi.com/faq/notebook-3640

More great tips and video tutorials for MSI Notebook, visit our MSI How To Channel: https://www.youtube.com/user/msihowtochannel.

If you have any questions regarding the video, please raise your question to us by creating an online web ticket. (https://register.msi.com/home/login?ref=service/ocss)

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