Hello
May I ask did you have any luck with your post https://forum.proxmox.com/threads/upload-button-greyed-out-on-zfs-pool.37730/
I have the same problem (and many more)
May I ask did you have any luck with your post https://forum.proxmox.com/threads/upload-button-greyed-out-on-zfs-pool.37730/
I have the same problem (and many more)