They have made it easier to add grid url to the viewer. Now all you gotta do is add the grid URL ours being http://tranquility-life.info:8002 (exactly like that copy and paste that into where it says Grid under the name and password section when you open viewer. Once you enter that hit enter the grid's splash screen or background shows up and it will be recognized. Then just enter your name and password as normal. There is no more need to go into preferences and all that jazz.