How would I make a custom 404 error page in a Google Chrome extension?

More importantly, how would I get a Google Chrome extension to read the response body (including the status code), and then make it clean the 404 page with a new HTML template if the server returned a 404 staus code?

https://stackoverflow.com/questions/66756303/how-would-i-make-a-custom-404-error-page-in-a-google-chrome-extension March 23, 2021 at 10:08AM