Hello there! I'm glad to help you today!
Have you tried the troubleshooter? https://support.microsoft.com/en-us/windows/fix-sound-or-audio-problems-in-windows-73025246-b61c-40fb-671a-2535c7cd56c8
If you arleady have and still have issues, may I ask what is the make and model of your headphones, and your computer?
Press Windows + R, type msinfo32, and hit Enter.
In the System Summary section, please provide me the three things below.
BaseBoard Manufacturer
BaseBoard Product
BaseBoard Version