You were past that stage already …
It’s Cromite WebView now, seemingly since /e/OS 1.17.
You can only replace the default webview if you are rooted (as you discussed yourself already in the other topic).
Non-rooted users can only have the default webview, rooted users should know exactly what they are doing. There should be no confusion.
But …
Are you rooted? Did you confirm to do this update? Was it successful?