there's no way to tell the difference between two groups

after decombine and/or ungrouping because of clicking the never of both group and group pinned items in the inspector, the items splited into serveral group would have the exact same application ID if they are opened through the same method by the explorer etc.., with which having no difference to tell them apart whenever another changes in the ID needed to make, or to group back. With this to say, anything ungrouping shoud be immediately assigned with a random_group_# so that they can be identical to each other in terms of the ID.

PS interesting behaviour related to ungrouping that could be addressed in the further future...

"The Taskbar in Windows 11 is very limited compared to the one in Windows 11, currently there is no native way to ungroup the taskbar icons and the drag and drop function is also missing. The good news is, Microsoft have listened to the Insiders that tested Windows 11 and they are now testing that functionality and so we should receive that in ..."

• https://answers.microsoft.com/en-us/windows/forum/all/windows-11-ungrouping-taskbar/5153ebf9-b2ce-46d7-9255-42437bcfcd93