How do you change your screen name?
To reply to someone's comment, click the orange REPLY button under the date and time. Then it'll show up on their orangeboard and they can know you replied.
erm, isnt the orange board a users comment s on their profile
do you mean the backtalk on the you page
Here ye are! =) https://www.instructables.com/community/Changing_Your_User_Name/