Issue Description
Sound may not play through HDMI-connected monitors or TVs.
Common Causes
- Wrong default audio device
- Outdated audio or graphics drivers
Step-by-Step Solution
Step 1: Set HDMI as Default Audio
- Right-click Speaker icon → Sound settings
- Under Output, select HDMI device
Step 2: Enable Disabled Audio Devices
- Go to Sound settings → More sound settings
- Right-click and Enable HDMI output if disabled
Step 3: Update Drivers
- Open Device Manager
- Update Audio and Display drivers
Step 4: Restart Audio Services
- Press Windows + R → services.msc
- Restart Windows Audio
Explore Further
- Test HDMI cable
- Try another monitor/TV
Prevention & Best Practices
Reconnect HDMI cable before starting the PC.