We are excited to announce the first release of Proxmox Virtual Environment with official support for a second CPU architecture: 64-bit ARM (arm64/aarch64). Until now, Proxmox VE was available for x86-64 (amd64) only.
Proxmox VE 9.2 for arm64 shares the code base, package repositories, and...
It seems it doesn’t work with Pis in general due to lack of uefi/acpi, see comment by tofu in here.