Hey guys,
i think i got the same problem, first start and after a restart i have to enter the master pw ... after that windows hello works without any problem
i use a amd tpm / with an usb fingerprint reader
if there is any i can try or i can help, just pn me i'm open for experiments :-P
edit: ah btw, i have ~2 month old dell amd laptop on this i dont have this problem
here the log from the laptop: