What should I do if I encounter an 'authentication failed' error when using cloudflared tunnel?

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Grade: Education Subject: Support
What should I do if I encounter an 'authentication failed' error when using cloudflared tunnel?
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If you receive an 'authentication failed' error, ensure your WARP client is installed and logged in. Try running `cloudflared tunnel login` again to re-authenticate. Also, verify that your server's time is synchronized correctly, as authentication relies on accurate timestamps.