Change of topic!
I would like to know if i do a Official upgrade to 5100 do i need to do firmware upgrade for my 21xx max as well? Do i need to do it before or after Official Upgrade?
Last edited by sleeptight; 27th June 2010 at 13:37.
I would suggest you do it first...but follow this post to check if you need it or not http://gpsunderground.com/forum/show...e-v1.0707.0409