When iam Complete Offline Starting Nightingale takes 5 minutes for Authenticate the Login . . .
By going Online after Steam & Nightingale was Started Offline the Login is done immediately .
While waiting there is also "Full" or "Very High" hardware usage while waiting for authentication to pass .
Notebook
Windows 11 26100.712
CPU AMD 5900HX
GPU RX6800M
PCI-E 3.0 NVME