What more can you tell us about the problem? These might help:
- I see that you noted Cam v4. What other Wyze Cam models are you using?
- What browser(s) are you using?
- What add-ons or extensions are you using in the browser(s)?
- How far do you get into the login process, and what specific error messages are you seeing?
I’d start by answering those questions and by making sure you’re using a supported browser (and maybe even reading the rest of the article in that link). This recent topic might also be helpful:
Welcome to the Forum, @ianpenswick! 