Every one of these icons represents a process using RAM and often CPU cycles . A cluttered tray leads to slower boot times and reduced battery life.
You don't need most of them visible.
Officially known as the , the System Tray is one of the most powerful, yet overlooked, real estate areas of the Windows operating system. It’s the command center for background processes, a health monitor for your hardware, and the fastest way to quit a frozen app. system tray windows