At first, you need to open the Windows ... on the Taskbar and select the Taskbar settings option. Following that, you need to toggle the corresponding button to show the Pen menu icon.
Click Personalization > Taskbar > Select which icons appear on the ... and select New > Dword 32-bit, and name it “HideSystray”. If your Windows 10 Build version is above 1803, you should ...
Quick settings behavior in Windows 11 taskbar The new quick settings UI discussed in the previous paragraph can be triggered if you click on any of the icons on the right side of the taskbar.