Recently started having the "Device not supported" bug which pointed me to a TSB that states that the system needs to be updated to at least 39.9. I am currently on JR-34.32. I have the 8.4" with NAV, USA model. If anyone has a list of firmware that would be awesome.
	
		
			
		
		
	
				
			 
	 
 
		 
 
		 
 
		 
 
		 
 
		 
  
  
  
  
  
  
  
  
  
 