Allows you to quickly mute or adjust sound levels via a slider.
To remove a third-party icon, hold and drag the icon off the menu bar until an "X" or remove graphic appears. Conclusion what is a tray icon
So, It is the silent workhorse of your operating system. It is the difference between an app secretly draining your battery in the background versus you having control over it. It is the first line of defense for your antivirus and the quickest way to pause a download or mute a Zoom call. Allows you to quickly mute or adjust sound