From The Login Page
On the log in page, click 'Forgot your Password?'
Input your email address and click 'Send Reset Email'
You will receive an email like below to your inbox with a link to reset your password, click on the link.
The link will prompt you to a page where you can input your new password, once completed click 'Confirm'
Your password has now been reset.
Within Your Account
Open the My Info tab
Open account settings page
Select the pencil icon
Enter new password and old, then select the save button to update.