ux-research checked
Nielsen Norman Group: Accidental Dismissal of Overlays
Describes full-page mobile overlays, dismissal confusion, lost work, stacked overlay risks, and the need for clear close and built-in back behavior.
Pattern Decisions This Source Supports
| Pattern | Supported decision | Required contract | Claim note |
|---|---|---|---|
| Full-screen takeover | Choose full-screen takeover when the task is temporary and modal, but needs the whole viewport to be usable. | The opener communicates the object or task that will enter a full-screen temporary mode. | NN/g overlay research supports clear close and back behavior, avoiding overlay stacks, and preventing lost work. |
Evidence Role
This source is treated as ux-research evidence. Use it to validate the decision rules above, not as a visual style reference.
Publisher: Nielsen Norman Group. Last checked: .