Account Security Change account password Login to SunServer and click on your name at the top-right corner of your Client Area, then navigate to the ‘Change Password’ tab OR visit this URL: https://bill.suninfosoft.in/index.php/user/password. Enter your existing password, new password, and confirm the new password. You can also click the ‘Generate Password’ button to automatically generate a strong password. Click on ‘Save Changes’.