With Firefox 138, finally I can use multiple profiles like in Chrome (previously I was using the workaround of containers + containerize extensions)! 
 Love it! 
 But, if possible, I want to have the option to display only one icon in the taskbar (on this case, no profile icon would be displayed over the icon). 
 Similar to Chrome (yes, I know, I know...) 
 Is it possible to have any config to have this single icon? (Imagine a scenario when I'm logged with all my 8 profiles). 
 It could be something in `about:config`. 
 Below, I'm using 2 different profiles: 
    
 
 
 
						
					
					... View more