cPanel usernames are limited to 8 characters only. Also cPanel username could not change.
The only way to change cPanel username is to terminate your this hosting account and create a new account.
Since Your problem is resolved Now. I am going to close this thread to mark it as resolved. Feel free to create a new thread if you need more help.
***Thread Closed***
Go to https://x10hosting.com/control/login.php and login with email "ericdu.x10hosting@soodonims.com" and password.
This is your other client account, change email of this account to some other email. Then come back to this account and change your email.
Go to https://x10hosting/control/login.php and login with forums username and password, After that go to http://x10hosting.com/signup.php and register a new hosting account under this forums account
I have unsuspended your account, Remember that you must Login Here (on forums) once every month to keep your account active, cPanel and Account Panel logins does not counted.
Since Your problem is resolved Now. I am going to close this thread to mark it as resolved. Feel free to create a new thread if you need more help.
***Thread Closed***
Your suspension reason
I have unsuspended your account, Remember that you must Login Here (on forums) once every month to keep your account active, cPanel and Account Panel logins does not counted.
Your hosting account and forums accounts are not linked yet.
Go to Account Panel http://x10hosting.com/control/login.php and login with email address (the email that you used while signup) and password.
Go to "Account" on TOP navigation, ----> Then Click on "forum account". You will get this...