1. Check audio settings: Make sure that your audio settings are properly configured. Right-click on the volume icon in your taskbar and select “Open Sound settings.” Make sure that your audio output device is selected and the volume is turned up.
2. Update audio drivers: Go to the website of your computer’s manufacturer or the audio device manufacturer and download the latest audio drivers. Install the drivers and restart your computer. if you don’t know how to do that then you can follow this>  https://itsmartzone.com/laptop-drivers/
3. Check for updates: Check for Windows updates and install any available updates. Sometimes, audio issues can be resolved by updating your operating system.
4. Run the audio troubleshooter: Windows has a built-in audio troubleshooter that can help identify and fix audio problems. Go to “Settings > Update & Security > Troubleshoot” and select “Playing Audio.” Follow the prompts to run the troubleshooter.
5. Check hardware connections: Make sure that your speakers or headphones are properly connected to your computer. Check the cables and ports to ensure they are not damaged.

If none of these steps resolve the issue, it may be a hardware problem and you may need to contact a technician for assistance.