![Anyone knows why I can't control the volume? And on top of that my right speaker just decided to stop working out of the blue, and when I went to apple they Anyone knows why I can't control the volume? And on top of that my right speaker just decided to stop working out of the blue, and when I went to apple they](https://i.redd.it/nzwhg7bw0oo91.jpg)
Anyone knows why I can't control the volume? And on top of that my right speaker just decided to stop working out of the blue, and when I went to apple they
![How to Use Your Mac's Media Keys to Adjust Speaker Volume on a DisplayPort, HDMI, or Thunderbolt Monitor | by Ing. Alejandro Villalón | Medium How to Use Your Mac's Media Keys to Adjust Speaker Volume on a DisplayPort, HDMI, or Thunderbolt Monitor | by Ing. Alejandro Villalón | Medium](https://miro.medium.com/v2/resize:fit:1400/1*DzYw69LN43MzStxUZzjw7Q.jpeg)
How to Use Your Mac's Media Keys to Adjust Speaker Volume on a DisplayPort, HDMI, or Thunderbolt Monitor | by Ing. Alejandro Villalón | Medium
![macos - What can cause the volume keys to not work but show the prohibitory sign instead of changing volume? - Ask Different macos - What can cause the volume keys to not work but show the prohibitory sign instead of changing volume? - Ask Different](https://i.stack.imgur.com/mfPUQ.png)
macos - What can cause the volume keys to not work but show the prohibitory sign instead of changing volume? - Ask Different
![How to Use Your Mac's Media Keys to Adjust Speaker Volume on a DisplayPort, HDMI, or Thunderbolt Monitor | MacRumors Forums How to Use Your Mac's Media Keys to Adjust Speaker Volume on a DisplayPort, HDMI, or Thunderbolt Monitor | MacRumors Forums](http://images.macrumors.com/article-new/2018/11/mac-volume-disabled.jpg)
How to Use Your Mac's Media Keys to Adjust Speaker Volume on a DisplayPort, HDMI, or Thunderbolt Monitor | MacRumors Forums
![How to Use Your Mac's Media Keys to Adjust Speaker Volume on a DisplayPort, HDMI, or Thunderbolt Monitor - MacRumors How to Use Your Mac's Media Keys to Adjust Speaker Volume on a DisplayPort, HDMI, or Thunderbolt Monitor - MacRumors](http://images.macrumors.com/article-new/2018/11/enable-mac-volume-control-of-external-monitor-speakers5.jpg)