Under Account Settings you can manage your account details and preferences.
Access your profile on the top right corner and click Account Settings.
Figure 1.
The following list of options appear:Figure 2.
The following functions are available:
Basic Profile: update your personal information
Edit E-mails: manage your e-mails preferences
Change password: update your password
Remove account: you will be asked to enter your username to confirm the
deletion of your account. Make sure you don't own any Space before
removing your account.