Q: is it possible to insert page numbers in a TextEdit document?

Mac OS 9.2.x was released 12 years ago, before the first Mac Mini.   Go to Apple menu -> About this Mac to help us help you, and tell us your full operating system.

Mac OS X 10.9.2, which was just released, has its questions answered under the Mavericks forum:

https://discussions.apple.com/community/mac_os/os_x_mavericks?view=discussions

I can request this thread be moved so you don't have to repost.