Kilotest: Diagnoses of script element invalidly deferred violation by HTML element 66 on Salesforce page

Basics

About the Salesforce page

About HTML element 66

About the script element invalidly deferred issue

Diagnoses

Here is how rule engines diagnose the script element invalidly deferred issue for HTML element 66 of the Salesforce page.

  1. A script element with type=module must not have a defer attribute.

    Tool: Html Checker API (World Wide Web Consortium)