5 Ways QA Helps Ensure EdTech Accessibility And Performance

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Dzmitry Lubneuski is the CIO at a1qa, a leading pure-play software testing company. He’s a tech expert with a solid 20-year background in QA

Online learning platforms now reach large international audiences. One leading online learning platform, for example, reported 197 million registered learners as of the end of 2025.

However, as someone who has spent two decades navigating software QA challenges, I have found that a platform that works well for one group can still create problems for another. As the platforms grow, learners are often spread across regions, languages, device types and network conditions.

The pressure points are easy to understand. A learner joins a live class on a low-cost phone. Another depends on captions, keyboard navigation or a screen reader. Someone else submits an assessment on an unstable connection minutes before the deadline. When the platform slows down or blocks access in those moments, the problem can undermine learner trust, increase support demand and shape how institutions judge the service.

Accessibility expectations are also becoming more formal in some markets. For example, the European Accessibility Act came into effect on 28 June 2025, which requires that many services, including websites, "comply with accessibility requirements for persons with disabilities."

Accessibility features should be considered from the outset of any software project, but QA plays a vital role in ensuring these features are both present and effective. Here are five ways QA can help protect accessibility and performance as global learning platforms scale.

1. QA links performance testing to real academic pressure.

In my experience, performance risk is highest when many learners need the platform at once. That often happens during enrollment, course launches, live classes, proctored exams, assessment deadlines and results release.

A useful load testing plan tests traffic while following the journeys learners actually take: signing in, opening a course, joining a video session, launching an exam, uploading an assignment or asking for support. Teams can define a target load, such as expected concurrent users during an exam period, then validate response times, error rates and server metrics under that load.

This gives teams a better view of where the experience may break under pressure. It also makes capacity planning tangible, because expected growth can be checked against academic calendars, regional traffic and peak-use scenarios.

2. QA checks accessibility.

Accessibility checks help teams find issues that may stop learners from completing the tasks that influence course completion rates. When those issues are fixed, more learners can access course content, submit assessments and track their progress without unnecessary friction.

The Web Content Accessibility Guidelines (WCAG) is the main reference many teams use to check whether digital content is accessible. It covers areas like keyboard access, readable layouts, contrast, captions and predictable navigation.

When implementing WCAG, validation gives teams a useful baseline, but it does not prove that every learner can complete a task. Automated tools can also miss problems that appear only when someone uses a keyboard, screen reader or another assistive technology.

3. QA exposes mobile, browser and bandwidth gaps.

Global learners may not have access to modern laptops and fast broadband. Some rely on older phones, shared devices, prepaid data or unstable rural connections.

A course that works well on a desktop may feel slow or awkward on a low-end phone. A video-heavy module may be fine for one cohort and difficult for another. An assessment upload that fails after a short connection drop can create stress at the worst possible time.

To reveal issues that make learning harder for users outside ideal network conditions, QA teams can test lower-spec devices, older browsers, slow networks, interrupted sessions, video playback, file uploads, saved progress and recovery after connection loss.

4. QA makes localization usable across regions

Translation alone does not prove that a platform works well in a region. Learners also interact with names, addresses, dates, numbers, currencies, units, captions, examples, support content and error messages.

Small localization defects can create real friction. A form may reject a valid name. A date format may make an assessment deadline unclear. A translated button may break a layout. A help article may use examples that do not match the learner’s context.

Localization testing needs to happen across the journey, from account creation and enrollment to course content, assessments, payments and support. Useful checks include language switching, text expansion, subtitles, form validation, regional formats and translated error messages.

5. QA connects release checks with production signals.

Pre-release testing cannot predict every device condition, traffic pattern or learner behavior, so teams still need to know what happens after deployment.

Continuous QA can include automated regression checks, accessibility scans, performance tests and release gates in CI/CD pipelines. Observability then helps teams track production signals such as log-in failures, video errors, assessment submission issues, regional latency, support spikes and abandonment points.

These signals help teams investigate where learners face friction. If mobile users in one region drop out more often than other users, the cause may involve page weight, network limits, translation, navigation or device compatibility. If support demand rises during exam periods, teams can check upload reliability, instructions, response times and error handling.

This gives teams evidence for release decisions and helps them prioritize fixes based on learner impact.

Conclusion

For global EdTech platforms, accessibility and performance are basic conditions for scaling without excluding learners or weakening service quality. Platforms that build performance testing, accessibility validation, localization QA, mobile coverage and monitoring into delivery can be better prepared to expand across regions while protecting the learning experience.

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