Changelog – WCAG 2

16 May 2026

In WCAG 2 Overview: In the Introduction section, added paragraph at the end clarifying applicability and pointing to WCAG2ICT.

In WCAG 2 Overview: Updated the WCAG 2.0, 2.1, 2.2 section to clarify that the standard at a dated URL does not change and how WCAG 2 documents support backward compatibility.
In WCAG 2 Documents:
- Updated the WCAG 2 standard section to clarify that the supporting materials are not normative
- Renamed the “Old Diagram” section into “WCAG 2 documents diagram” and explained that the diagram is referenced in WCAG 2.0.
In WCAG 2 FAQ:
- Changed the structure of the FAQ
- Added:
- Renamed:
  - “Where should I start?” into Where should I start learning about WCAG 2?
  - “What about WCAG 3.0? What about “Silver”?” into What about WCAG 3? and updated the answer
  - “How Can I Get Updates?” into How can I get notified of updates? and updated the answer
  - Renamed “Can I meet WCAG 2 with JavaScript and other technologies?” into Do the techniques ensure accessibility in different technologies?
- Updated What are the different WCAG 2 documents?
- Removed guidance about linking to the latest or specific versions of WCAG 2.2 under What was updated in WCAG 2.2 in December 2024?
- Removed question “Does W3C plan to send WCAG 2.1 or WCAG 2.2 to ISO for endorsement?”

In WCAG 2 Overview:
- Changed the WCAG 2 is ISO/IEC 40500 section with new heading and text
- Changed “most recent” to “latest” in the WCAG 2.0, 2.1, 2.2 section: “W3C encourages you to use the latest version of WCAG.”
In WCAG 2 FAQ: deleted question “Is ISO/IEC 40500 the same as WCAG 2.0?”