Dahua IP Camera dh-ipc-hfw1200sp-0360b reset password

How do I reset the Dahua IP Camera password?

My camera serial is : dh-ipc-hfw1200sp-0360b
I need to reset its password (I forget it) . I tried using config tool but It not worth and there is no reset button at the camera anywhere .
Is there any another way to reset its password .