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Running and reading axe DevTools

axe DevTools is great! I find it particularly good for picking up any big accessibility problems (such as form controls missing labels).

Here’s how to run and read it for best results.

Run it

Install it, open it in DevTools, and run Scan All Of My Page.

  • Toggle off Best Practices.
  • The paid version has extra bells and whistles and things, but the free version is very helpful.
  • If you want a more guided experience, check out the (free) assessment option of Microsoft Accessibility Insights browser extension (Chrome only).

Review it

Review the Critical issues

Click on the numbers in the summary panel to filter the issue list.

  • Open one of the issue accordions.
  • Use “Highlight” to see where on the page the issue is occurring.
  • Use the > (Next Issue) and < (Previous Issue) buttons to view each issue in the group.
  • Read the “To solve this problem…” section for an HTML-level solution.
  • Follow the “more information” link for detail on the issue (How to Fix the Problem (with Correct / Incorrect markup solutions), Why it Matters (who it affects and how), Rule Description, and Compliance Data & Impact).

Log the issues

Make a Jira ticket using the text of the axe issue. For example, for an axe issue of “Images must have alternate text” could have:

  • Summary could be “Banner image is missing text alternative”
  • Description could include: “Determine if image is content or just presentational”
  • Acceptance Criteria could be: “Image has a text alternative that describes the image’s purpose or content.” Or “Image is marked and presentational”.
  • Priority could align with axe’s User Impact.
  • WCAG Success Criteria can be found as tags/pills on an issue in DevTools (e.g .wcag412 is WCAG SC 4.1.2), or under WCAG Success Criteria in the Compliance Data & Impact section of the “more information” linked page.)

Review the other issues

  • Review the Serious issues.
  • Review the Moderate issues.
  • Review the Minor issues.

Rerun it

Toggle Best Practices back on, and click on the Best Practices number in the summary panel to filter the issue list.