I don't think you're meant to remove warrant canaries when you get a secret court order, you're just meant to continue renewing your warrant canary at a regular

I don't think you're meant to remove warrant canaries when you get a secret court order, you're just meant to continue renewing your warrant canary at a regular interval as long as you don't get a secret court order. My understanding is that they can prevent you from removing warrant canaries but they can't force you to continue announcing "I have not received a secret warrant".