Frames Must Not Block Focus

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Quick Reference

Element Code: AC-032

Issue: Iframes with tabindex=-1 contain focusable content

Impact: Content unreachable

Fix: Remove tabindex=-1

Detection: axe DevTools

What Is This Issue?

Iframes with interactive content should not have tabindex=-1.

Why This Matters

Content becomes unreachable.

How to Fix

  1. Remove tabindex=-1

Tools

  • axe DevTools: Keyboard trap check

TL;DR

Do not use tabindex=-1 on iframes with interactive content.

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