APP Always setting 'no-cors' on 'Sec-Fetch-Mode' request header

I am running my app on web os 04.40.91 and chrome 87, when I make a fetch call with mode setting to ‘cors’, web os will still set the ‘sec-fetch-mode’ header to ‘no-cors’, Is there a way to get around with this?

Please let us know your TV model name. Thank you.

version: 7.4.0-1901

Please share with us the following at

  • Your app .ipk file
  • Steps to reproduce the issue