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Help users understand the purpose of each link from the link text alone when viewed on a mobile device.
11. Labels and instructions
Ensure that labels or instructions are provided to mobile users and mobile screen reader users when content requires user input.
12. Operating touch screens
Provide users with the ability to operate touchscreens with one finger and reduced gestures.
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Gesture | Action |
|---|---|
Touch/single tap | Select and read the element |
Double-tap | Activate the selected element |
Swipe-right | Move to the next the element |
Swipe-left | Move to the previous the element |
Swipe up or down | On an adjustable element like a slider, this increments or decrements the value. In text view, this moves the insertion point backwards or forwards. |
Double press: with one finger, perform a double tap. During the second tap, continue to hold your finger against the screen. | Drag the selected item |
Two-finger tap | Pause/resume reading |
Two-finger swipe up | Read all accessible items from the top of the screen |
Two-finger swipe down | Read all accessible items from the current position |
Two-finger pinch open/closed | Select/deselect text |
Three-finger swipe up/down | Scroll screen up/down |
Three-finger swipe left/right | Navigate to the next/previous page |
Three-finger double tap (if zoom is enabled, this becomes a three-finger triple tap) | Toggle speech |
Three-finger triple tap (if zoom is enabled, this becomes a three-finger quadruple tap) | Toggle screen curtain |
Four-finger tap at the top or bottom of the screen | Select the first or last accessible element on the screen |
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