Thanks Iwolga for the information,
Actually she received her BRC today, almost a week after receiving her pre-settled status grant.
All good.

Hi there, I am an EEA citizen and obtained pre-settled status, my wife who is a non EEA citizen arrived with me on a six month visa and was also granted a pre-settled status. We are now living in the UK, and we'd like to travel back to visit families, However her visa has now expired. I assume she w...