If you have an all-in-one computer monitor, you can find the HDMI port on the side or back of the monitor. HDMI ports are usually on the side or front of laptops, and on the back of desktop towers.USB 3.0 ports will either have a blue band on the inside or will have an icon that resembles a fork and says 'SS' for super speed. USB port locations, but you'll normally find them near the audio ports.If you have a headset that has a separate 3.5 mm jack for the audio and the microphone, but your computer only has one 3.5-mm port, you can use an adapter to connect both jacks to a single port.On laptops that don't have color-coded ports, the audio-in port will have an image of headphones next to it and the microphone input will have an image of a microphone next to it.Microphone ports are usually pink, while headphone ports are usually green.

Laptop PCs typically have the 3.5mm audio-out port on the left, right, or front side of the keyboard, while desktop PCs may have these ports on the front or back of the tower. Your Mac may try connecting to a Bluetooth device that isn’t in range.Find your PC's audio inputs. Terminate the process by clicking on the “X,” and it will restart automatically. Restart your sound controller by opening the “Activity Monitor” and locating “coreaudiod” in the process list.If you want the sound to play through your headphones or speakers while your TV is on, you need to switch to your speakers by clicking on the audio icon found in the Mac menu bar.If your TV is connected via HDMI, for example, your sound is probably being redirected to the TV instead of the headphones or speakers. Other devices could be channeling the sound away from your headphones. That includes HDMI, Thunderbolt, and USB devices. Check all of the ports by disconnecting everything plugged into your Mac.Some models have built-in volume controls that can be turned down or turned off. Check the volume controls on your headphones.Plug the headphones back in while holding the volume buttons at the same time.Select Update Driver Click on Search automatically for updated driver software. Try blowing the dust off the jack and from inside the port on your Mac to see if that solves the problem. Right click on your headphones and choose Update driver. Dust or fluff is enough to block the port from recognizing your headphones or speakers. Unplug your headphones and try connecting them to another device like your iPhone or iPad to make sure they are working as intended.If your headphones or external speakers don’t work when you connect them to your Mac computer, here are some things you should try to fix the issue: Headphones Not Working on Mac: 13 Things You Can Do Let’s take a look at what to do when your headphones aren’t working on your Mac. Fortunately, there are several solutions you can try to fix this audio bug.

Headsets not working on pc