No Sound on Your Computer or Phone? Check These Things First

You press play and nothing comes out. No music, no video, no ringtone. It feels like something broke, but in most cases the sound is simply being sent somewhere you are not expecting, or it has been switched off by a setting you forgot about. Work through the steps below in order. They go from the quickest checks to the less common ones.

First, the quick checks that fix most cases

It sounds obvious, but check the volume and the mute setting first. On a computer, look for a speaker icon near the clock. If it has an X or a line through it, the sound is muted. Click it and slide the volume up. Also look at the volume knob or buttons on your external speakers, if you have any, and make sure they are plugged into power and switched on.

Next, check the app itself. Videos and music players have their own volume slider and mute button, separate from the computer's main volume. A browser tab can also be muted individually. If you see a tiny speaker icon with a slash on a tab, click it to unmute.

The most common hidden cause: sound is going to the wrong place

Your computer or phone can send sound to several places: built-in speakers, headphones, a Bluetooth speaker, or a TV connected by cable. If it is pointed at a device that is turned off or out of range, you hear nothing, even though everything seems fine. This happens a lot after you use Bluetooth headphones and then walk away from them.

On a Windows computer, click the speaker icon near the clock and look for the option that shows the name of the current output device (in Windows 11 it is a small arrow next to the volume slider). Pick your built-in speakers or headphones from the list. On a Mac, open the Apple menu, choose System Settings, then Sound, and select the right device under Output. On an iPhone, swipe to open Control Center and tap the audio icon in the music panel to choose where sound plays. On an Android phone, look for the output switcher in the media controls.

If you suspect Bluetooth is the culprit, turn Bluetooth off for a moment. Your device will go back to its own speaker, and you will know right away whether that was the problem.

If it is a phone: check the silent switch and Do Not Disturb

Many iPhones have a small switch on the side that silences ringtones and alerts. If you can see orange, it is in silent mode. Flip it back. Newer models may have an Action button that can be set to do the same thing. Android phones usually have a sound mode you can change by pressing a volume button and tapping the bell or speaker icon on screen.

Then check for a quiet mode. Settings such as Focus on iPhone or Do Not Disturb on Android hold back calls and notification sounds on purpose, and they can be on a schedule you set long ago. A small moon icon at the top of the screen is the usual sign that one is active. Turn it off and test again.

Also remember that phones have separate volume levels for ringtones and for media like videos and music. Press a volume button while a video is playing to adjust the media level, and check the ringer volume in Settings under Sound.

Still silent? Try these next

1. Restart the device. This sounds like a cliché, but it clears small software hiccups that leave the audio part stuck. Do it before anything more complicated.

2. Unplug and replug anything connected. Pull out headphones or cables and push them back in firmly. A headphone jack with a bit of lint inside can trick a phone into thinking headphones are still plugged in, so the speaker stays off. Gently blow into the port or clean it with a wooden toothpick.

3. Run the built-in troubleshooter on a Windows computer. Open Settings, search for sound troubleshooter, and let Windows look for the problem. It can fix settings you would never find yourself.

4. Install pending updates. A computer's audio driver is the small piece of software that lets it talk to the speakers, and a bad or outdated one is a known cause of sudden silence. Windows Update or the Mac's Software Update section will usually bring in a fix.

5. Test with headphones. If sound works in headphones but not the built-in speakers, the speakers may have a hardware problem. If it fails everywhere, the cause is almost certainly a setting or software.

When to ask for help

If you have worked through everything above, restarted, and tried headphones with no luck, a physical speaker fault is possible. Phones and laptops under warranty can often be repaired for free, so contact the maker or a repair shop before paying for anything. Be wary of pop-ups or phone calls claiming your device has a sound virus and offering to fix it. Those are scams, and real sound problems almost never need you to hand over remote access.

The short version: check mute, check where the sound is being sent, check silent and quiet modes, then restart. That solves the great majority of silent devices in a couple of minutes.