However after some reading (and consulting an LLM), I can see that you seem to have a mixture of PVE and PBS command. I suspect you are interrogating a PVE, but have provided a PBS token.
However, I am now getting continuous scrolling message on the console:
"audit: type=1100... res=failed"
The full message is too long to copy.
The percentage is on 81% and hasn't changed for about 1/2 hour.
I get this when I try the apt update as part of the update from v3 to v4.
Err:4 https://download.proxmox.com/debian/pbs trixie InRelease
Certificate verification failed: The certificate is NOT trusted. The name in the certificate does not...