how do i replace the ticker i have npow on my signature

I need to replace the tickers i have on my signature but i don't know how to delete them or take them off, plus i forgot where the signature page is

We greatly appreciate your interest in helping us build our Q&A database. To discourage vandals from posting garbage, however, we require people to register before posting.

You must be logged in to post an answer. Click here to log in.