Check headphone connection
First, check if the headphones are plugged into the correct port.
How to do it: Remove the headphones → Plug them back in securely → If using USB headphones, try plugging them into another USB port → For Bluetooth headphones, reconnect the device.
Check if the headphones work
Sometimes the cause is not in the computer but in the headphones themselves.
How to do it: Plug the headphones into your phone or another computer → If there is still no sound, the headphones may be broken.
Choose the right sound emitter
Windows may be playing sound through a speaker instead of headphones.
How to do it: Tap the speaker icon on the Taskbar → Select the correct playback device as Headphones or headphone name → Play audio test.
Restart the computer
Some audio device recognition errors only occur temporarily.
How to do it: Save work → Restart computer → Replug headphones after entering Windows.
Run a sound fix program
Windows integrates automatic audio checking and error correction tools.
How to do it: Open Settings → System → Troubleshoot → Other troubleshooters → Select Playing Audio → Press Run and follow the instructions.
Sound driver update
A faulty or too old audio driver may prevent the computer from receiving headphones.
How to do it: Press Windows + X → Select Device Manager → Open Sound, video and game controllers → Right-click on the audio device → Select Update driver.
Reinstall audio driver
If the update is not effective, users can reinstall the driver.
How to do it: In Device Manager, right-click on the audio driver → Select Uninstall device → Restart the computer for Windows to automatically reinstall the driver.
Check the Windows Audio service
If the sound service is stopped, the headphones may not work.
How to do it: Press Windows + R → Type services. msc → Find Windows Audio → Press Restart.
Update Windows
Some Windows updates may fix compatibility errors with audio devices.
How to do it: Open Settings → Windows Update → Select Check for updates → Settings if there is a new version.
When is it necessary to take the machine for inspection?
If you have tried the above methods but the computer still does not receive headphones, the reason may be:
1: 3.5 mm headphone port is broken.
2: Sound chip has problems.
3: Headphones have hardware errors.
4: Mainboard is broken.
5: Bluetooth module malfunctions (for wireless headphones).
Users should bring the device to a warranty center or reputable repair shop for inspection.
