• Google Chrome is a great browser, but it’s not flawless, and issues with it can sometimes occur.
  • Speaking of Chrome errors today we’re going to show you how to fix Err_quic_protocol_error in Chrome.
  • Fixing this problem is easy, and you just need to disable the Experimental QUIC protocol feature in Chrome.
  • We covered a wide range of Chrome issues in our Chrome hub, so be sure to check it for more useful articles.
err_quic_protocol_error quic network idle_timeout

Google Chrome is the search engine of choice for millions of people across the world.

Sadly, even with all its great features, and because the developers at Google are always experimenting ways to improve your search experience, the search engine isn’t immune to occasional bugs.

One Google Chrome error that’s been popping up more often of late is this:


Oftentimes, as internet users, we lack the technical expertise to debug issues like this one. This causes considerable frustration, stops us from working, and puts us in conflict with the same machines that are supposed to make our lives easier.

READ ALSO: Fix: Chrome doesn’t sync on Windows 10

Oddly enough the QUIC protocol was designed by Google as a way to speed up your browsing experience. But as with most experimental software, the bedding in period is often marked by glitches.

This piece of software has sadly caused connection problems for some Chrome users.

How can I fix  the Err QUIC Protocol error in Chrome?

Disable Experimental QUIC protocol

  1. Open a new tab in your Chrome browser
  2. In the search bar, type this string – chrome://flags/. You should get this screen:

    Google Chrome black window

  3. Don’t get alarmed by the Careful, these experiments may bite message. Just scroll down and locate Experimental QUIC protocol.
  4. Click the drop-down menu and select the disable function.
  5. Go and restart your Chrome browser.

This should fix the err_quic_protocol_error error.

The internet is a beautiful place. You literally have the world at your fingertips. Sadly, for various reasons, we can’t always access the web sites we would like to.

The reasons for this are varied, including network problems, blocked paths, interfering web extensions, and different other software bugs. The good thing is, as we have seen, the fixes for most of these errors are usually quite simple.

As a best practice, you should also want to keep your machine scanned for viruses, malware, and other bugs that slow your computer and disturb your browsing experience.

Some system errors can easily be addressed by using any of the several optimization tools widely available on the web.

There you go, hopefully this article managed to help you fix the Err_quic_protocol_error error in Google Chrome.

FAQ: Learn more about Google Chrome

  • What does Err_quic_protocol_error mean?

Err_quic_protocol_error means that Chrome has encountered an issue with the QUIC protocol while trying to access a specific website.

  • How do I get rid of protocol error?

To fix protocol errors in Chrome, you can try clearing your cache, making sure that your time and date are correct or disable the QUIC protocol from the chrome://flags page.

  • What is experimental QUIC protocol?

QUIC, or Quick UDP Internet Connection, protocol is a security protocol that should provide users with similar security as SSL but at a faster rate.

  • How do I get rid of SSL error?

To get rid of SSL errors in Chrome, make sure that the SSL scanning feature is disabled in your antivirus software.

Editor’s Note: This post was originally published in August 2017 and has been since revamped and updated in April 2020 for freshness, accuracy, and comprehensiveness.