This article describes a problem that may occur when you browse the internet using Google Chrome, as well as how to resolve it.
When you try to visit a site using the Google Chrome browser, you receive the following error message:
This site can't be reached. The webpage at https://example.com might be temporarily down or it may have moved permanently to a new web address. ERR_QUIC_PROTOCOL_ERROR
QUIC (Quick UDP Internet Connections) is an experimental protocol developed by Google. It is designed to improve performance for connection-oriented web applications by using UDP (User Datagram Protocol) instead of the reliable, but slower TCP (Transmission Control Protocol).
Although QUIC is enabled by default in Google Chrome, it is not essential for internet browsing, and can be safely disabled.
There are several steps you can take to try and resolve QUIC connection errors:
The easiest method is to disable QUIC in Google Chrome entirely. To do this, follow these steps:
QUIC connection issues are frequently caused by a specific browser extension in Google Chrome. If you do not want to disable QUIC entirely, you can try selectively disabling extensions to determine which one is causing problems. To do this, follow these steps:
If you are running Microsoft Windows on your computer, you can try disabling the proxy server for your LAN connection. To do this, follow these steps:
For more information about QUIC, please visit https://en.wikipedia.org/wiki/QUIC.
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