I have data (drawings,assemblies,parts) in Pro-E 4.0 to be converted in Creo 2.0. So will the parameters in pro-e 4.0 update automatically or we need to do it manually in Creo 2.0?

Do NOT ask questions more than once! Someone will answer it eventually or add a reply to your original question to get it seen again.

This question was answered in your original question.