Article · ~14 min read
How to Report Errors in Forms: 10 Design Guidelines
Rachel Krause (Nielsen Norman Group) · Nielsen Norman Group Free Beginner
Sign-up and checkout forms are where founders lose users, and this piece is a focused rulebook for the error text on exactly those screens. It covers where to put the message, when to show it, and how to phrase it so people can recover fast. Concrete enough to apply to your form this afternoon.
- Show the error next to the field, not in a lump at the top only
- Keep the user's input so they never retype everything
- Phrase the fix, for example 'Use 8 or more characters'