Adding “Read More” on my site? need help

forgot to say that the […] is not clickable. I want to be able to change it to clickable “read more”, so when visitor click it, it will bring them to the complete original post. thx

I read them, but i stil dont get it. newbie here.

all i see is this code everywhere in my template

<?php the_excerpt(‘Read the rest »’); ?>
</div>

i remove the raquo but still not working.