cluster join

Hello everyone, I need to join 2 single nodes (PVE 7.4.16) to PVE cluster with 3 nodes (PVE 7.2.7) Can I have any compatibility problem during join? Thank you

Hi, I removed a node from a cluster with two nodes. Now there is only one node in my cluster. At removing my node i got this message: cluster not ready - no quorum? (500) Now there are in /etc/pve/nodes/ two nodes including my node which i removed. Is this normal? I want to add a new node to...