Although Windows 11 shows icons in an Overflow menu on the Taskbar, it is possible to stack or unstack icons on the Taskbar using this tutorial. You can do that with the help of the Registry Editor.

The Grid view will, as the name suggests, display a grid view of the Stack's contents with large icons, again sorted by the selected menu option. This grid is scrollable, ...

Stacked icons to make communities stand out. WhatsApp is beta testing a modified icon for communities with group chats in them. ... Viewers can react to the content they view on Channels via emoji ...