The red X on the speaker icon means Windows doesn't detect any audio device. Try this:
1. Check if the audio device is enabled:
Press Windows key + R and type mmsys.cpl**
**Right-click in the empty area of the Playback tab > check **"Show Disabled Devices"
**If your speakers appear there, right-click > **Enable
- Update or reinstall the audio driver:
**
Open **Device Manager
**Expand **Sound, video and game controllers
**Right-click your audio device > **Update driver
**If that doesn't work, right-click > Uninstall device, then restart your PC.