The MPEG encoder ios provided by Main Concept, a third-party, and it must be activated separately from the rest of the program.
Thanks for posting on Adobe forums,
Please tell us, are all the system connected with Internet ?
Are you getting any Mpeg activation code prompt / number ?
Yes all the machines running Elements are connected to the internet. Yes we are getting a code after being asked to first click on a link to activate. Once you click on the link you recieve the activation code. This code is always 2C8C-BC97