First name allows you to add your first name to your User Profile (mandatory field)
Last name allows you to add your last name
Company allows you to add your company name
Email address allows you to add email address
Mobile allows you to add your mobile phone
Office allows you to add your office phone number
Home allows you to add your home phone
Other allows you to add another type of phone to your User Profile
Changing the current password. Type a new password in New password, repeat the new password in Confirm new password, type current password in New password and press Save button to change your current password.