No Audio หลัง Win11 Update สาเหตุ: Output Device ผิด, Driver, Audio Services, Enhancements, Bugs
Basic Checks
- Restart PC
- Fn + Mute (Laptop)
- Right-click Speaker Icon → Sound Settings → Check Output Device Not Muted
- External Device: Check Cable Connection
1. เลือก Audio Output Device ให้ถูกต้อง
Settings (Win+I) → System → Sound → Output → Select Default Device
หรือ Action Center (Speaker Icon) → Manage Audio Devices → Select
2. Restart Audio Services
services.msc → Windows Audio → Restart → Properties → Startup Type: Automatic
ทำซ้ำ: Windows Audio Endpoint Builder, Remote Procedure Call → Reboot
3. Run Audio Troubleshooter
Settings → System → Troubleshoot → Other Troubleshooters → Playing Audio → Run
4. Disable Audio Enhancements
Settings → Sound → Advanced → All Sound Devices → Select Output Device → Toggle Off "Enhance Audio"
5. Update Windows 11
Settings → Windows Update → Check for Updates → Install → Reboot (อาจมี Bug Fix)
6. Update/Reinstall Audio Driver
Device Manager (Win+X) → Audio Inputs/Outputs → Update Driver → Search Automatically
หรือ Uninstall → Reboot → Auto Reinstall
Special Hardware: Download จาก Vendor Website
7. Rollback Audio Driver
Device Manager → Sound, Video, Game Controllers → Audio Driver → Properties → Driver → Roll Back Driver → Reboot
