These FAQ might solve your problem

• How to use Handcent Anywhere(How to link your computer(PC/Mac) to cellphone)
• Restore all messages when switching to a new phone
• What to do when sent MMS message becomes a link？
• When registering a new account, you see this message The account already exists, please log in...
• What to do when Greek/Slovak/Czech/Spanish/French/Polish/Korean/Portuguese messages without accent?