Please do not post extensions/template specific questions in the "General Discussion" forum. You should post in the extension forum or template forum as appropriate. Most of these forums are for members who have a current PAID membership. Our priority is always to assist paying members.
Thank you for your understanding.
Your subscription appears to have expired. Support does require a current subscription.
You could change the field labels by creating overrides for the language constants in language manager But really the best things to do if you want to change fields is to get a replacement contact form from JED (there are many there) or write your own using something like RSForms or Chronoform.
Regards, Mark.
Please search forums before posting. Please make sure your post includes the version of the CMS you are using and a link to the problem. Annotations on screenshots can also be helpful to explain problems/goals. Please use the "secure" tab for confidential information.