In addition to the good advice from Toni above, please review the Stickies in the breeding section. Also read this link: https://www.talkbudgies.com/budgie-b...want-eggs.html
it addresses what you are asking in regard to putting a stop to egg laying.
We have a huge amount of resources here at Talk Budgies. We ask that all members take advantage of it. It’s fine to ask questions if you can’t find all answers you’re looking for, or would like additional feedback, but there are many answers we provide in the material that address common questions and concerns. At this time, it would be beneficial to read the Stickies in the Breeding section. You’ll find info that goes into detail. Good luck with Lily