Once you log into your Account
Click on the Profile Icon on the top right of your account dashboard
Click Account Settings.
Once you select Profile you will be able to:
Upload a profile photo (To change your photo click Change Photo under the image)
Update your email.
Input your first and last name.
Input your profession such as company and title.
Select your time zone.
If you'd like to reset your password, please click on Password. You can find the steps in this article: How To Reset Or Recover Your Password.