Sound Drivers Ws-68 Windows 7 [portable] Free -

Check front panel audio: WS-68 boards often have miswired AC'97 vs HD Audio headers. In Realtek Audio Manager → Connector Settings → Disable front panel jack detection (or toggle AC'97 mode).
Check HDMI audio: If your WS-68 has HDMI, the audio driver there is from your GPU (NVIDIA/AMD/Intel), not Realtek. Install GPU drivers separately.
Check Windows 7 Audio Service: Win+R → services.msc → Windows Audio → Restart, set to Automatic.

Go to the official Realtek website (realtek.com) or a trusted mirror like Station-Drivers or MajorGeeks.
Navigate to Downloads → Computer Peripheral ICs → High Definition Audio Codecs.
Download the package: "Realtek High Definition Audio Driver for Windows 7 (32/64-bit)" – Version R2.82 or later.