Why Aren’t My Headphones Working?
One test separates a headphone fault from a device problem in thirty seconds. Here is that test, then the fix for each branch, matched by symptom.
Test them on a different device first, because that single step separates a headphone fault from a source problem in about thirty seconds. If they work elsewhere, the problem is your phone or computer, and it is usually the output device setting. If they fail everywhere, it is the headphones, and the cause is a flat battery, a blocked mesh or a broken cable in that order of likelihood.
Everything below follows that split, because working the wrong branch is how people spend an hour on a two minute problem.
Start here
Plug or pair the headphones into a completely different device and play something.
They work there. The headphones are fine. Skip to the device section.
They fail there too. The headphones are at fault. Skip to the headphone section.
Do this before anything else. It costs nothing and it halves the problem.
If the device is at fault
The output is not set to them. The most common cause by a wide margin. On Windows, right click the volume icon, open Sound settings and choose the headphones under Output. On macOS, click the sound icon in the menu bar. On a phone, open the control panel and select the output from the AirPlay or cast icon.
The volume limit is on. On iPhone, Settings, Sounds and Haptics, Headphone Safety, Reduce Loud Sounds. It caps output and is enabled by accident regularly.
The app has its own volume. Check the volume mixer on Windows and the app’s own slider elsewhere.
Windows 11 has hidden the device. Settings, System, Sound, Advanced, More sound settings, then right click in the list and tick Show Disabled Devices. Updates flip working devices to disabled surprisingly often. Our guide on fixing headphones not showing up in Windows 11 covers it.
The Bluetooth profile switched. If audio is thin and quiet rather than absent, an application requested the microphone and the connection dropped to the hands free profile. Our guide on stopping that happening covers the fix.
Debris in the socket. Power off and work a dry wooden toothpick around the inside wall, then tip it out. Compacted lint is the cause about half the time on a phone.
If the headphones are at fault
Charge them for 30 minutes. A deeply discharged battery will not respond to a button press at all and may show no charging light for several minutes. This accounts for most wireless headphones that appear dead, and people give up after five minutes.
Clean the mesh. On earbuds, earwax blocking the driver mesh is the commonest hardware fault and it develops gradually enough to go unnoticed. Brush it with a soft dry brush from the outside, and never push anything through it or use liquid. Our guide on cleaning headphones covers the method.
Flex the cable. On a wired pair, play something and flex the cable slowly, particularly the last inch before the plug and where it enters the earpiece. Sound cutting in and out means a broken conductor. If the cable is detachable, replace it for USD 10 to 25.
Reseat earbuds in the case. Both buds in, lid closed ten seconds, reopen. That re establishes the link between them and fixes one silent bud more often than anything else.
Clean the charging contacts. Skin oils and pocket debris on the buds and inside the case prevent charging while everything looks normal.
Reset and re pair. Hold the power button 10 to 30 seconds with the headphones off, or the case button 10 to 20 seconds for earbuds. Then remove the headphones from every device’s Bluetooth list before pairing again, since a device holding old credentials makes the reset look useless. Our guide on resetting Bluetooth headphones covers it.
Matching the symptom
| Symptom | Most likely cause |
|---|---|
| Complete silence, device shows connected | Output not selected |
| One side silent | Blocked mesh, or a broken cable |
| Thin and quiet on calls only | Bluetooth hands free profile |
| Quiet everywhere | Volume limit, or a blocked mesh |
| Cuts in and out when you move | Cable fault or debris in the socket |
| Will not power on | Flat battery, or dirty contacts |
| Will not pair | Another device has claimed them |
| Crackling on one side | Failing driver or corroded plug |
When it is genuinely broken
No power after 30 minutes on charge, tried with more than one cable and adapter, points to a battery or charging circuit failure.
One side silent after cleaning, after resetting, on multiple devices and with a known good cable points to a failed driver.
On a wired pair with a detachable cable, swapping the cable side to side settles it. If the fault follows the cable, replace the cable. If it stays on the same earpiece, the driver has gone.
Drivers are not economically repairable in consumer headphones. If the pair is under warranty, claim it, since a failed driver is a manufacturing fault rather than wear.
Frequently asked questions
Why are my headphones not working?
Test them on a different device first, since that separates a headphone fault from a source problem in seconds. If they work elsewhere, the output device setting on your phone or computer is the most likely cause. If they fail everywhere, check the battery, then the driver mesh for earwax, then the cable for a break near the plug.
My headphones are connected but there is no sound. Why?
The device is still playing through its own speakers. Select the headphones explicitly as the output, which on Windows means Sound settings, on macOS the sound icon in the menu bar, and on a phone the output icon in the control panel. Also check any volume limit and the individual app’s volume slider.
Why did my headphones stop working suddenly?
On wireless, a flat battery or a system update that reset the Bluetooth pairing. On wired, debris in the socket or a broken conductor in the cable near the plug, which develops from repeated bending. On Windows specifically, an update disabling the device or replacing the audio driver is a very common cause.
How do I know if my headphones are broken or my device is?
Test the headphones on a second device and test a second pair of headphones on the original device. If the headphones fail everywhere, they are at fault. If a different pair also fails on that device, the device is. This takes under a minute and prevents most wasted troubleshooting.