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The authority on specialized proxy knowledge, guides and tutorials.

How to Fix ERR_TUNNEL_CONNECTION_FAILED Proxy Errors

One of the most common errors that pops up in Google Chrome is ERR_TUNNEL_CONNECTION_FAILED. Typically, it shows up when virtual private network (VPN) or proxy users have misconfigured settings leading to a header data discrepancy. Let’s cover exactly what that …
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How to Fix Unable to Connect to Proxy Server Errors

In theory, Google Chrome, Chrome Headless, and many other browsers support using proxies without complication. Windows users can establish proxy servers for their browsers to use when connecting to the Internet with ease, and for most users this is enough. …
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