All WCAG criteria

WCAG 2.1·Understandable·3.3 Input Assistance

3.3.6 Error Prevention (All)

Level AAA

AAA: error prevention for all submissions, not just legal/financial/data ones.

Why it matters

Stricter than 3.3.4.

How OnlyEnable handles this

Source-code fix required. No widget can solve this — it requires changes to your content or markup. Our remediation team can help.

Related criteria in 3.3 Input Assistance

3.3.1 · Level A

Error Identification

3.3.2 · Level A

Labels or Instructions

3.3.3 · Level AA

Error Suggestion

3.3.4 · Level AA

Error Prevention (Legal, Financial, Data)