Engineered design

A touchpad that feels inconsistent can create uncertainty, especially for users who rely on tactile feedback to confirm actions. Surface haptic touchpads use a solid-state design with no moving mechanical click mechanism, helping deliver consistent tactile feedback across the touchpad area on supported devices.

This design supports both accessibility and device longevity. Consistent haptic feedback can help users build muscle memory and understand when an action has been completed. On supported Surface devices, repairable touchpad design can also support sustainability goals by helping extend the life of the device.

The following design principles help explain why haptics can improve usability: they make feedback timely, meaningful, and consistent so users can better understand what happened after an interaction.

• Establish a clear cause-and-effect relationship with immediate interactions with a targeted latency of less than 50 milliseconds. Delays can weaken the connection between action and feedback.
• Provide signals instead of noise by adding haptics where it adds value. Scenarios where haptics help improve clarity and interaction are object alignment, drop target, slider adjustment, and screen edge hovering.
• Provide haptics consistently so users can build a clear understanding of what each signal represents. When combining haptics with visual or audio feedback, ensure they're aligned in timing and intensity, helping to create a cohesive user experience.

Learn more about haptics and how they're implemented on Windows at Microsoft Design.