Hi,
Take a look at the article below, I believe it can help you with the problem.
https://jadsonalves.com.br/como-configurar-o-hyper-v-failover-cluster-no-windows-server-2019/
(Don't forget to mark useful answers as an answer, thanks)
Jádson Alves MCT|MCSE|MCSA Blog: jadsonalves.com.br