SOLVED problem of WordPress CORs errors with Wordpress Rest API. content-type is not allowed by Access-Control-Allow-Headers, x-wp-nonce is not allowed by Access-Control-Allow-Headers, doesn't pass access control check: It does not have HTTP ok status.

After over three years of having the same WordPress theme, it was time for a change! This came about for a few reasons. There was nothing overwhelmingly wrong with the theme, but the font wasn’t the best on mobile. It’s nice to read an article on a mobile phone and not have to squint. I...