This might have a "mod" that addresses that: https://github.com/ramensoftware/windhawk. I use this one if that's the same thing https://windhawk.net/mods/taskbar-grouping.
Lemmy Plugins and Userscripts @sh.itjust.works boobslider100 @lemm.ee 3y ago Keyboard navigation shortcuts for lemmy
This might have a "mod" that addresses that: https://github.com/ramensoftware/windhawk. I use this one if that's the same thing https://windhawk.net/mods/taskbar-grouping.