Highlight your preferred speakers/headphones and click . 3. Run the Audio Troubleshooter
Windows 8 has a built-in tool specifically designed to find and fix common audio configuration errors. How to Fix Audio Problems on Windows 8 / Windows 8.1
Even if drivers are active, the background service that manages sound may have crashed or failed to start.
In the tab, right-click on an empty area and check both Show Disabled Devices and Show Disconnected Devices .
If your audio drivers are installed but you still have no sound in Windows 8, the issue is often caused by a stalled system service or incorrect playback settings. 1. Restart the Windows Audio Service
Double-click , then click Services . Locate Windows Audio in the list. Right-click it and select Restart . Confirm the status now says Running . 2. Verify the Correct Playback Device
Windows might be trying to send audio to a disconnected monitor (HDMI) or a "ghost" device instead of your speakers.
If your speakers appear as disabled, right-click them and select .