I have created pdf file but unable to save it.
is there any way to save it??
waiting for reply...
thanx in advance..

This is akin to saying, “I’ve done something wrong; how do I fix it?” You must provide some details.

What are the steps you have taken?
What does happen (error messgae, for instance)?
What application creates an FDF?
How have you created a pdf file form this fdf? (Apparently you have [u]not</u> created a pdf file, because, by definition, anything that is a file [u]is</u> saved. “Saving” turns data into a file. If it is a file, it is saved...