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Piglet Guide

What should I test on mobile before launching a page?

Test the real customer journey at narrow widths, with zoom and keyboard—not just whether the page shrinks.

DifficultyBeginnerTime10 minutesLast checked14 September 2026

Mobile QA should prove that somebody can read, navigate and complete the task—not simply that the layout fits the screen.

Check reflow

WCAG 2.2 reflow guidance expects most content to work at an equivalent 320 CSS pixel width without horizontal-and-vertical scrolling together.

Check interactions

Menus, form controls, errors, buttons and focus states need to remain usable when space is tight.

Check the full journey

Complete the contact, quote, booking or purchase action and verify the success/error state too.

Official source: W3C WCAG 2.2 reflow guidance.

Do it: use the Website Launch Checklist. Let Piggy do it: explore Website Design & Management.

More practical help from The Social Piggy.

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Research and review

This guide is maintained against current official guidance where available. Platforms can change, so wording and interface labels may move between reviews.