Change the Control Panel Password
You can change your site data through your account in Dimofinf from the path:
Dimofinf Home > Client Area > My Products and Services > then choose the site you want to change its data > Product Details > Login Data
It can also be done through cPanel
From Preferences block choose Change Password
Old Password: Type your current password.
New Password: Type your new password.
New Password (again): Retype your new password.
Press Change Password