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✅ Common Causes and Fixes

What Might Be WrongWhat You Can Do
Browser extensions blocking WebRTCDisable extensions like ad blockers, VPNs, or privacy tools (e.g., uBlock, Ghostery, DuckDuckGo) temporarily.
Site permissions denied for screen sharingGo to your browser settings and ensure Screen share, Camera, and Microphone permissions are enabled for the site.
Using an outdated browser versionUpdate your browser to the latest version. WebRTC compatibility is best on updated browsers.
Browser privacy settings too strictReset privacy/security settings to default or allow screen capture for the interview site.
Antivirus or firewall interfering with screen sharingTemporarily disable or whitelist the application/site in your antivirus or firewall settings.
Multiple browsers or tabs conflictingClose any duplicate tabs or other video conferencing tools running in the background.
Not using a supported browserUse Google Chrome, Microsoft Edge or Firefox for best compatibility with WebRTC.
Insecure site (HTTP) blocking accessEnsure you are accessing the interview via a secure (HTTPS) URL.
Still facing issues? Try these:
  • Restart your browser and rejoin the session
  • Try screen sharing in incognito/private mode to bypass extensions
  • Use a different supported browser or device

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🧪 Final Check: Test Your Screen Sharing Setup

Before your session, confirm that your device allows screen sharing. 👉 Run a Screen Share Test to ensure WebRTC is functioning properly. You should be able to see a screen preview and select the window or tab to share.