Laptop audio driver not installed
4.5
The sound card is detected but lacks the software to function.
Symptoms
- No sound
- Yellow exclamation in Device Manager
- Generic driver used
Possible Causes
- Uninstalled driver
- OS update conflict
- Wrong driver
Step-by-Step Fix
1
Download from OEM
Get the specific Realtek/IDT driver from your laptop manufacturer's site.
2
Update via Device Manager
Right-click the device and select "Update driver".
3
Check Windows Update
Optional updates often contain audio drivers.
When to See a Technician
Always prefer the manufacturer's driver over the generic Windows one for full functionality.
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