User blog comment:MakeShift/The Crisis and its impact on the Arrowverse Wiki/@comment-32240551-20200123050532/@comment-807326-20200123050732

The blog post very distinctly answers your question, if you'd read it properly. The Earth-Prime characters are, more or less, just continuations of the old characters. So the current biography sections will be split into "Original multiverse" and "New multiverse", and edited appropriately.