I know this isn’t what you want to hear but here goes. You said you have veining still in the eggs. That means they are alive. I would stay the course of a normal 21 day hatch cycle and lock down on the 18th day. Too many times I see people overthinking the hatching and it drives them crazy. Do...
I believe my Jack Russell deleted it. Had my phone in my lap when she decided to come up and step all over it. And now I don’t see it. LOL. Crazy dog.
Don’t remember exactly what it said but more or less, quit candling, keep turning and lockdown on day 18.