Pointer Focus Registration Key Top • High-Quality & Fast

Dims the rest of the screen and leaves a "spotlight" on the cursor.

Pointer focus registration (sometimes called pointer-focus registration key or PTR key) is a technique used in human-computer interaction and accessibility to help input devices (mouse, touchpad, stylus, keyboard navigation) reliably move or focus UI elements. It ensures predictable focus behavior across components, improves keyboard and assistive-technology navigation, and reduces pointer/focus mismatch issues that can confuse users or break accessibility. pointer focus registration key top

The most plausible technical application of this phrase is in , specifically regarding overlapping elements. Dims the rest of the screen and leaves

Displays expanding rings when you click, with different colors for left and right clicks. improves keyboard and assistive-technology navigation