Change my password
By clicking on "My password", you will see the following:

Current: type your current password.
New password: type your new password. For security reasons, your password has to contain 12 or more characters, at least 1 lowercase letter, at least 1 uppercase letter, and at least 1 digit.
Confirmation: confirm your new password by typing it again.
When you have filled in all the fields, click on "Save" to change your password.