Success Criterion 3.3.3 - Level AA
Error Suggestion
Ensure users are provided with suggestions to correct errors. For example, if a date is entered incorrectly, indicate in which format the day, month and year are expected. The format is yyyy-mm-dd for the order year, month, day. In particular, users with cognitive disabilities benefit from clear suggestions.
Impact
Suggestions to correct data which has been entered incorrectly helps everyone.
People with cognitive, language and learning disabilities are most helped with suggestions to solve mistakes.
Check
“Are suggestions provided when data has been entered incorrectly?“
This can be tested without assistive technologies.