If you are not able to visit any site via Google Chrome and instead keep getting an error called “ERR QUIC PROTOCOL ERROR” along with a message that says “This site can’t be reached – The webpage at [website URL] might be temporarily down or it may have been moved permanently to a new web address.”?
Now, under any normal circumstances, the message is ought to appear only when the site is down. But if this error pops up irrespective of which website you are trying to reach and you are positive that all these sidesar available, then this means that something is certainly not right.
This may come as a bit of a shock that Google chrome is so prone to such errors. This is because Google chrome is expected to be a reliable, stable internet browser. Do not panic. It is not as serious as you might think. This article includes answers to all your queries and also provides solutions to fix this error once and for all. Keep on reading!
What Does ‘Err Quick Protocol Error’ Mean?
Quick UDP Internet Connections or QUIC is defined as an experimental protocol of transport layer network in Google chrome. QUIC connect two different endpoints over User Datagram Protocol or UDP.
QUIC was developed for offering security protection to the users which could be compared to Transport Layer Security or Secure Sockets Layer (or TLS/SSL). It was meant to provide better graphics in online games and a much faster browsing experience. Its main benefits include –
- Improved congestion control
- Speedy connection establishment
- Connection migration along with forward error correction
Despite all the benefits the protocol till date is still underdeveloped. This leads to failure time to time. This can result in situation where the user is unable to access websites that are associated to Google, for example Gmail and YouTube or some other website.
How to fix Err Quick Protocol Error in Google Chrome
There are numerous troubleshooting methods that one can apply in this condition. And by the time thy will be done with them the error will most likely disappear.
How to Resolve ERR QUIC Protocol Error in Chrome for Windows 10
- Disable or remove any third party browser extensions
- Disable your proxy / VPN when you log into your account
- Reset your Chrome to the default settings
- Disable your QUIC protocol
- Temporary disable your firewall
Now, before you start troubleshooting this error try loading these websites in some other browser, such as Opera, Edge, Safari and Firefox. If these websites successfully open in the new browser then the problem lies with your Chrome. But if you still see the error then Google Chrome is not the problem. One last time, check your network and try again.
Fix 1: Disable the QUIC protocol
This is the simplest method to get rid of this issue. Chances are it may suffice and you will be saved from carrying out the next methods. Follow the steps given below –
Step 1 – First of all, open your Google Chrome.
Step 2 – Now, navigate to to the URL bar. Then type “chrome://flags” and press the Enter key.
Step 3 – When the web page will open you will see a list of some experimental features on it. Navigate to the Available section and scroll down till you see Experimental QUIC protocol. To make the process simpler, try typing the name in the search box present at the top of this page.
Step 4 – Click on the dropdown menu present beside the option. Then click on Disabled. Immediately a dialogue box will pop up at the bottom of your screen. It will ask you to relaunch your Chrome in order to apply the made changes. Click on the button for restarting the browser.
Step 5 – After relaunching Google Chrome, your Experimental QUIC protocol will be disabled. Check if the error still appears.
If somehow the error still persist, go through the other methods given below.
Fix 2: Remove or Disable Third-party Browser Extensions
Although certain third-party extensions tend to increase functionality of Google Chrome along with a customized internet browsing experience, but they are also capable of causing unexpected errors such as ‘ERR QUIC PROTOCOL ERROR’.
The chances of this happening increase ten folds when these extensions are unknown or are specifically designed for blocking page pop-ups, blocking ads and so on. So, in order to get rid of this error you can try disabling these extensions and check if they are the root of the problem. Steps to do this are –
Step 1 – At first, open your Google Chrome.
Step 2 – Then, type “chrome://extensions” inside the address bar. Press the Enter key.
Step 3 – Now, a page will open. On this page, click on the toggles of the extensions available in order to disable them.
Step 4 – Finally, relaunch your Google Browser and check if the error still persists. If it has disappeared, then navigate back to “chrome://extensions” and enable the extentions that you absolutely use and trust.
Fix 3: Disable Your Firewall Temporarily
Windows Firewall is responsible for monitoring and controlling the incoming as well as outgoing network traffic. By doing so, Firewall protects your private network from malicious programs and prevent unauthorized people from gaining access to the files on your computer.
In case your PC has another such security program installed on it which does exactly the same function then you can consider disabling your firewall, at least temporarily. Steps to do the same are –
Step 1 – At first, press the Windows + R key combination in order to open the Run dialog.
Step 2 – Now, type ‘Control Panel‘ in it. Then, press the Enter key or simply click on OK.
Step 3 – A window will open. On this window, click on Category option in View by drop down present in the top right corner of your computer screen.
Step 4 – Then, click on System and Security. After that, click on Windows Firewall.
Step 5 – On the left hand side of your screen, you will see an option that says “Turn Windows Firewall on or off“. Click on it.
Step 6 – Finally, click on OK in order to save the changes.
After carrying out the above mentioned steps, try visiting the site again. If you still see the error, enable the Windows Firewall. Or you can try disabling Windows Firewall on your antivirus software and check if that makes the error go.
If it doesn’t, enable the Firewall again. You can also follow the steps given below to ensure there’s no problem with your proxy or firewall settings since the error occurs when Chrome fails in receiving data from your side. Here are the steps to check the LAN settings –
Step 1 – Go to the Control Panel. Then, click on Large Icons present on the View by drop down menu.
Step 2 – After that, click on Internet Options.
Step 3 – A window will open. Navigate to the Connections tab and then click on the LAN Settings option. Check the settings and ensure that there’s no problem with them.
Fix 4: Disable the VPN/Proxy When Logging Into Your User Account
The Internet Service Providers (ISPs) differentiate user accounts. These ISPs ask their users to log in by entering their username and password before allowing access to the internet. In order to fix your QUIC PROTOCOL issue, you can disable your proxy or VPN by logging into your account. Steps are –
Step 1 – First of all, go to the Start menu. Then, click on Settings.
Step 2 – Now, click on Network and Internet. After that, click on Proxy.
Step 3 – Then, click on the “Automatically detect settings” toggle to turn it on. Next, click on the toggle in order to turn off “Use a proxy server” option.
Step 4 – Now, navigate back to the Network and Internet. Click on the VPN.
Step 5 – Select connection that you wish to remove and then click on Remove. And click Remove in order to confirm your task.
In case you do not know your username and password, you can easily confirm it from your ISP whether there is such a security protocol or not.
Fix 5: Reset Chrome to its Default Settings
Resetting your Chrome can also fix this issue for you. But before doing that, it is to be noted that all your pinned tabs, search engine settings and home page will be cleared. Along with that, your browser extensions will be disabled and all the temporary files which includes Cookies and Cache will be removed too. But don’t worry, your bookmarks, saved passwords and history will remain untouched. Here are the steps to reset your Google Chrome –
Step 1 – Open your Google Chrome. Then, click on Menu icon present in the top right corner of your screen and then click on Settings.
Step 2 – Navigate down to the bottom of this page and then open the Advanced drop down menu.
Step 3 – Scroll down to the bottom of the menu. And under the option of Reset and Clean up, select “Restore settings to their original defaults“.
Step 4 – Click on the Reset Settings option in order to confirm your action.
Step 5 – Finally, relaunch Chrome and check if the error is still there.
That brings us to the end of this article. In conclusion, that’s all we had on the subject of this error. Follow these easy methods with ease. And these fixes (mentioned in our article) should resolve the issue of ERR QUIC PROTOCOL ERROR for you.
But if you’re still seeing this error then you can contact Google Support to help you further with it. It is a simple error and diagnosing the root correctly can instantly lead you to a quick solution. We hope this article was useful and guided you in the best possible way. Thank you for reading!