Once you're on the forums homepage simply click the 'My Profile' link and select the 'Edit profile' link top right. You will then be able to view more in-depth aspects of your profile.
You can edit your email, signature, biography, avatars, choose to have your email hidden or displayed to other members and alot more.
Simply scroll to the option/s you would like to change, edit them and select 'submit' at the bottom of the page. Your personal profiles are now changed accordingly.
Note: Valar and Maiar can edit your personal profile as well.
One of the options you will be able to edit in your personal profile is your avatar. This is an image that will appear underneath your username on every post/topic you create on the forums.
Simply scroll down to where the avatar option is and you can choose either to type the entire URL address of your chosen avatar into the bar provided, or you can choose to upload an image from your computer.
Signatures are phrases or sentences that a member has chosen to write which will appear at the bottom of every post/topic they have created.
To create a signature enter your personal profile and scroll to where you can enter your signature. Enter the signature you wish to have and press 'Submit' at the bottum of the page.
Now this signature will be attached to all of your posts and topics, including those ones which you created before you created your signature.
If you would like to send a private message to another member then go to their profile page. You will see a link about halfway down saying 'Send message'. Click that link and you will be directed to where you create the message itself. Type your message and press 'Send'. The message will now go to that member ready to be viewed when they are next online.
Note: Only yourself and the member you send the message to will be able to view it.