All toilets are leaking. I think someone has taken copper from pipes. Can this cause the problem?

If someone remove copper from plumbing can this cause toilets to leak?

If someone remove copper from plumbing can this cause toilets to leak? What copper pipes? We need more information. Where are the toilets leaking from? Back to you. Tom

Short answer-No. Please explain the problem. Leaking where?

If they take the entire pipe. It will leak. You can not take the copper from a pipe.