Websites & patient experience · Website help · Dialogs and overlays

Prevent accidental backdrop clicks from discarding input

Some dialogs close when the visitor taps outside them. On a small screen, an imprecise tap can dismiss a form and silently discard several answers.

What to change

Ask the supplier to make outside-click dismissal appropriate to the dialog's purpose and the amount of unfinished work it contains.

A worked example

Illustrative example

An unfinished callback request remains open after a stray tap outside its panel, while an explicit Cancel action offers a clear way to leave.

How to check the result

Accept when accidental backdrop interaction cannot silently destroy substantial work and deliberate dismissal remains straightforward.

A mistake to avoid

Disabling all dismissal routes except an obscure corner icon can prevent data loss while making the dialog unnecessarily difficult to escape.

Your action checklist

Use these checks to prepare a discussion with your team or supplier. Tick a check when you have recorded the decision or evidence, rather than when a feature has simply been promised.

Decisions to record

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Healthcare website design showing connected desktop and mobile service and enquiry layouts.
Make the service and next step clear on every screen.
Healthcare website accessibility illustrated by a focus outline, keyboard key, contrast samples and form.
Review keyboard access, contrast and understandable form fields.
Healthcare website testing with desktop and mobile forms, a checklist and success and error states.
Check complete journeys and explain failures clearly.

Further reading

These primary sources provide additional context for the project decisions above.

Related decisions

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