Feature Upgrade W11 24H2 not pushing why?

Hi, community

i create a feature upgrade to 24H2 who is Rollout immediate start,i have computer who are already either in 21H2/22H2/23H2, and also W10 who are W11 readiness.

I dont understand why some are passing a lot of others are still stuck in there build. last thing that i want it's to do a in place upgrade. Is there someone in the community who have the same issue and any solution that i can push for my hundreds of laptop who are stuck. 

thank you so much for your help it will be a lot :)