Depending on the desktop environment (like GNOME or KDE), these are usually referred to as Status Notifiers or App Indicators , typically found in a top or bottom panel. Common Examples of Tray Icons
The concept originated with Windows 95, which introduced the “System Tray” to manage background tasks like volume control and printer notifications. Prior to this, background processes were invisible to users, often requiring complex key combinations or task managers to access. Over time, the tray icon became the standard solution for balancing with minimal screen real estate . what is a tray icon
Whether you are using Windows, macOS, or a Linux distribution, these small graphics serve as the "nerve center" for applications running in the background. Here is everything you need to know about what they are, how they work, and why they matter. What Exactly is a Tray Icon? Depending on the desktop environment (like GNOME or