To reset your shared hosting control panel password kindly proceed with the below steps:
1. Login to your APC billing account at https://billing.apc.sg/clientarea.php
2. Once you have login, click on your service.
3. Click on "Change Password".
4. Make the password change and click "Save Changes".
Alternative Method to Reset Password using Hosting Control Panel
If your domain name is resolving to APC server, there is alternate method to reset using Plesk/cPanel login page. Kindly proceed to your Plesk/cPanel login and select "Reset Password" or "Forgot your password?".
"Username" is not your email address. It is the hosting username created for your hosting account. If you do not know what is it, you may refer to this article