summary element has partial support Browser Compatibility Check


The summary element is not supported by some browsers.

Applicable standards

Change history

  • 5.36 Jan 2020 No longer fires for Edge 79+.
  • 5.23 Oct 2016 Now implemented in Firefox 49.
  • 5.10 Oct 2015 Added Edge.
  • 5.2 May 2013 Added.

This page describes a web site issue detected in HTML documents by SortSite Desktop and OnDemand Suite.

Rule ID: BugHtmlSummary