HOW DO I UPDATE PROFILE?

BEEN A WHILE SINCE I'VE BEEN HERE & EVERYTHING SEEMS TO HAVE CHANGED. WAS EASY TO UPDATE PROFILE BEFORE. CAN ANYBODY TELL ME HOW I DO IT? ALSO WANT TO CHANGE MY BEFORE & AFTER PIC..TY

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.