Below roughly 400 milliseconds of system response, people stop waiting on the machine and productivity rises sharply.
Law · Performance
Tag
feedback
Entries tagged feedback, drawn from across the library. Tags cut through the section structure, which is where most of the useful connections are.
14 entries across 6 sections
Type
Category
Level
14 entries
The interface should always tell the user what is going on, through timely and appropriate feedback.
Heuristic · Nielsen heuristics
Focused attention makes people miss things in plain sight, including changes to the interface they are using.
Psychology · Attention
Animation should explain a change, and anything that does not explain something is delay.
UI foundation · Form and depth
What to show while waiting, chosen by how long the wait is and whether its length is known.
Pattern · Content states
Apply the change immediately and reconcile with the server afterwards, so the interface never waits on the network.
Pattern · Content states
An immediate on or off setting, which must actually take effect immediately.
Component · Forms
A brief confirmation that disappears, which makes it unsuitable for anything the user must act on.
Component · Feedback
A persistent message tied to a context, which is where anything requiring action belongs.
Component · Feedback
Communicating how far through something the user is, which requires honesty about what you can measure.
Component · Feedback
Say what is happening, how long it will take if you know, and whether it is safe to leave.
UX writing · UX writing
Telling assistive technology that something changed, when focus did not move to say so.
Accessibility · Robust
Structured feedback against stated objectives, which is a different activity from a decision meeting.
Workflow · Practice
A session structure that produces useful feedback instead of opinions, with the framing written in advance.
Template · Practice