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If your test does not load correctly or certain features are unavailable, the issue is often related to the browser you are using on your primary (laptop/desktop) or secondary device (mobile phone/tablet). Unsupported, outdated, or restricted browsers can block access to the test or interfere with critical functions such as camera, microphone, QR-code linking, and secondary camera streaming. In this article, you’ll learn which browsers and versions are supported on desktop and mobile devices, common browser-related issues, and how to verify that your setup meets the requirements, especially when a mobile phone is used as a secondary camera.

✅ Common Causes and Fixes

What might be wrongWhat you can do
Using an unsupported browserSwitch to one of the supported browsers listed below
Browser version is outdatedUpdate the browser to the latest available version
Browser running in compatibility or legacy modeDisable compatibility settings and use standard mode
Using a mobile in-app browser (email or social apps)Open the test or QR link directly in Chrome (Android) or Safari (iOS)
Using restricted browsers (Opera, Brave, Internet Explorer)These are not supported—use Chrome, Firefox, or Edge
Secondary device browser not supportedEnsure your mobile phone uses a supported browser and is not in private or in-app mode

✅ Supported Browsers (Desktop)

Use the latest stable version of any of the following:
  • Google Chrome (Recommended)
  • Mozilla Firefox
  • Microsoft Edge (Chromium-based)
Unsupported browsers include Internet Explorer, Opera, Brave, and heavily customized Chromium builds.

Desktop Browser Compatibility Status

BrowserPassed (✅)Warning (⚠️)Failed (❌)
ChromeVersion 114+, all permissions enabledVersion 100–113 or key permissions blocked< 100 or modified builds
FirefoxVersion 102+, WebRTC and mic/cam enabledVersion 90–101, minor permission issues< 90, WebRTC missing, private mode
EdgeVersion 114+ (Chromium)Version 100–113 or enterprise restrictionsLegacy Edge or < 100

📱 Supported Mobile Browsers

If your assessment requires a secondary camera, your mobile phone browser must also meet compatibility requirements. The secondary device is used to stream your environment and must remain connected throughout the session.

Supported Browsers

  • Android: Google Chrome (latest version)
  • iOS: Safari or Chrome (WebKit-based)
Avoid:
  • In-app browsers (Gmail, LinkedIn, WhatsApp, Facebook, etc.)
  • Private/Incognito mode
  • Android WebView–based browsers

Mobile Browser Compatibility Status

PlatformBrowserPassed (✅)Warning (⚠️)Failed (❌)
AndroidChromeVersion 114+, mic/cam allowedVersion 100–113, battery saver enabled< 100, WebView, mic/cam blocked
iOSSafariiOS 14+, permissions grantediOS 12–13, limited featuresiOS < 12
iOSChromeLatest iOS + ChromeSlightly outdated iOSIn-app browsers

Important Notes for Secondary Devices (Mobile)

  • The mobile browser must remain open and active for the entire test
  • Do not minimize, lock, or switch apps once the secondary camera is connected
  • Battery optimization, data saver, and background restrictions may interrupt streaming
  • Always open the QR-code link in a supported mobile browser, not an in-app preview

✅ Final Check: Confirm Your Browser

Before starting your test:
  1. Open your browser on both primary and secondary devices
  2. Visit whatismybrowser.com
  3. Confirm the browser name and version match the supported list
  4. Update the browser if required
Using a supported and up-to-date browser on both devices ensures full compatibility, uninterrupted proctoring, and a smoother test experience.