PROGRAM TRYS FORCING ME T0 USE WINDOW LIVE-MAIL". I WLL N0T I UNINSTALLED THE "PIECE OF WINDOW'S ESSNCIALS".?

PLEASE TELL ME EACH STEP NECESSARY TO TO MAKE D THISTEPS I NEED TO TAKE TO MAKE "YAHOO MAIL" MY PRIMARY OPTION TO SEND E-MAILS, VARIOUS ARTICALSFROM A SITE, PITURES TO OTHERS, ETC. THANKS BOBBY