I asked a question and it does not appear to be one of the more imporant ones asked of you. Help!!!!!!!!!!!!!

I want to add an address to an email contact and cannot.The questions on site do not address this issue. I want an answer to my question, not to wade through theirs.Help!!!!!!!!!!!!!!!!!!!!! Mu husband who is internet illiterate says this is the problem with the internet and he is right. Until we old folks die off, this will be an issue. Answer my question or shut up!