Changing your ServerPilot account email address and password can be done from the Account screen in ServerPilot.
To change the email address on your account, open the Email tab on the Account page.
Then, enter your new address and the current password. Click Change Email Address.
To change your account's password, open the Password tab on the Account page.
Then, enter your email address and your current password followed by your new password twice. Click Update.