Frontend & browser·Accessibility and semantics
you put the mouse away and tried to complete the whole flow with Tab, Enter, Space and the arrow keys.
Keyboard operability
Also calledkeyboard accessible
The requirement that every function be reachable and usable from the keyboard alone. It matters far beyond screen readers: switch access, voice control and anyone with a temporary injury depend on the same path. Testing it takes minutes and finds most of what an audit would find, which makes it the highest-yield habit in this whole section.