Where in ArcMap you can add these OFFSET fields?
Just as before you have to add the OFFSETA field to the point file for it to be recognized. Once you add that field or any of the other applicable fields then you should get the results you are looking for. And here is the old 9.2 help for reference on the viewshed.
Signed in members can post, follow updates, and more. New here? Register a free account.
Find useful guides, FAQs, and documents to help you navigate and make the most of Esri Community.