Unless they are pipped it is very hard to assist. I don't assist unless that have atleast pipped on their own. At this point just let the bator continue to heat. What day are you on?
I think you will be happy with the results that you get from that method. That is exactly where I run my humidity during days 1-17. Then during lock down I bump it to 75%. BUT with all of that said, you still need to monitor your air cells. Depending on where you live, your elevation, your...