Redirect instead of tunnel
Likely causes
- - The proxy answered CONNECT with a redirect response
- - Captive portal intercepted the handshake
Verified remedy
Complete the captive-portal login or switch networks, then retry the request.
Proxy troubleshooting
Fix ERR_HTTPS_PROXY_TUNNEL_RESPONSE_REDIRECT
Ranked causes, ordered diagnostics, and a verified remedy for err_https_proxy_tunnel_response_redirect - ending with a final connection check.
Quick answer
Fix: the HTTPS proxy tunnel answered with a redirect. Confirm endpoint values, test with curl through the endpoint, apply the matched remedy, then re-verify the exit IP is your assigned endpoint.
Exact symptom text
Causes ranked by likelihood
Ordered diagnostics
Final connection check
When this is the right fit
- Exact symptom text
- Causes ranked by likelihood
- Ordered diagnostics
Who this page is for
Ranked causes, ordered diagnostics, and a verified remedy for err_https_proxy_tunnel_response_redirect - ending with a final connection check.
Fix: the HTTPS proxy tunnel answered with a redirect. Confirm endpoint values, test with curl through the endpoint, apply the matched remedy, then re-verify the exit IP is your assigned endpoint.
Diagnosis tree
Final connection check
- 1Apply the matched remedy
- 2Test the endpoint with curl
- 3Repeat the original action
- 4Confirm the exit IP is the assigned endpoint
Working connection
The action completes and the exit IP matches the endpoint.
Broken connection
If curl also fails, the endpoint is unhealthy: swap to a spare.
Sources
Facts last reviewed 2026-09-01.
Prevent it recurring
Keep one profile on one static endpoint, verify exit IPs daily, and rotate credentials on a documented schedule.
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Frequently asked questions
How do I fix ERR_HTTPS_PROXY_TUNNEL_RESPONSE_REDIRECT?
Work the diagnosis tree top to bottom, confirm endpoint values, test with curl through the endpoint, then run the final connection check.
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