You can get to the Customize Profile page by clicking on the control panel link on the left side menu or just click on "customize profile" under the control panel link and go directly to the page.
From any on page in the Control Panel you can
access the Customize Profile page from the right
side menu bar link.
The first thing you need todo is upload an "avatar" pic from your computer. Square images work better in the space allocated.
This next field is optional, if you are a business this is where you would input your company information.