A developer is using UiExplorer to modify selectors.

Explanation

The general Highlight button in UiExplorer brings the target element in the foreground. The highlight stays on until it's switched off. The button is enabled only if the selector is valid.

Highlight button in Visual Tree panel highlights the selected element from the Visual Tree in real time. The highlight stays on until it's switched off.

Exam Topic: Describe how Tags and Attributes, Dynamic Selectors, Anchor Base, etc. are used in UI Explorer to create a robust selector in the Default, Active Accessibility, or UI Automation frameworks