The ERR_QUIC_PROTOCOL_ERROR is an error that shows up on Google Chrome and protects users form efficiently using the page. The error causes many statements to appear, says ‘This webpage is not available,’ or that site is “temporarily down” or has been “permanently moved to a new web address.” It informs that the error is related to the ‘Quick UDP Internet Connection (QUIC protocol)’ characteristic employed by Chrome using accelerates the process of browsing as well as promote the graphics of games available online.
How to Fix ERR_QUIC_PROTOCOL_ERROR in Chrome
Some of the primary ways to fix the ERR_QUIC_PROTOCOL_ERROR are pursed below.
Solution #1 (Disable the Firewall)
Step 1: At first, locate any Anti-virus program that may be present in the System Tray. Right-click on it and select “Disable.”
Step 2: Choose the short time for the disabling of the Anti-virus program.
Step 3: Open the Chrome browser to see if the error has resolved.
Step 4: If it insists, go to the “System and Security” setting on the computer by searching for it in the Search or Cortana search bar or pressing the Window Key + I to open the “Control Panel” and selecting it.
Step 5: Select the “Windows firewall” option and select the “Turn Windows on or off” option from the panel on the left.
Step 6: Select the option that turns off the firewall and then “Restart” the computer.
Solution #2 (Disable Browser Extensions)
As stated earlier, many third-party spreads may be the reason for this issue to get up, and therefore disabling them may resolve the issue.
Step 1: At first, go to the Chrome Browser and go to a new tab.
Step 2: Enter the command “chrome://extensions” in the address bar and click “Enter.”
Step 3: Then, go through the spreads and unable the ones that we do not require.
Step 4: Finally, “Restart” the computer and see if the ERR_QUIC_PROTOCOL_ERROR persists.
Note: If disabling the reasons for the spread of no change, it is pointful to delete the third party spreads fully.
Solution #3 (Check the Proxy or Firewall Setting)
Step 1: Go to Internet Properties part by pressing the Windows Key +R and typing in the command “inetcpl.cpl.”
Step 2: Click on the “Connection” option and select “LAN Settings.” Assure that there is no issue with the Firewall or proxy browser. If errors are present, fix those first.
Step 3: Uncheck the option “Use a Proxy Server for your LAN” and check the “Automatically detect settings” option.
Step 4: Finally, click “OK” and “Apply” then “Restart” the computer.
Solution #4 (Reset the Browser)
Step 1: At first, go to the Chrome browser and click three vertical dots in the top right-hand corner to obtain the “Settings” menu.
Step 2: Scroll down to obtain the “Advanced” option and click on it to stretch it.
Step 3: Show Advanced Setting.
Step 4: Then, select the “Reset” option and “Relaunch” Chrome.
Note: It is pointful to save all the links and tabs before clicking the “Reset” option. As such, data will permanently delete during this method.
Solution #5 (Use the chrome://flag)
Step 1: At first, go to the Chrome browser and go to a new tab.
Step 2: Enter the command “chrome://flags” in the address bar. It will take you to a settings menu.
Step 3: A message/notification will pop-up stating, “Careful; these experiments may bite,” which will issue a Warning message about employing such “experimental characteristic.” Though the method is safe and therefore, this massage can be neglected.
Step 4: Then, locate the Experimental QUIC Protocol characteristic either by scrolling down or by pressing the Ctrl + F keys. It will make a box called the Find box appear.
Step 5: Enter “Experimental QUIC Protocol” in the box and type Enter.
Step 6: Select Disable from the drop-down menu and relaunch the Chrome Browser. It should cause the error to vanish.
Conclusion
ERR_QUIC _PROTOCOL_ERROR error does not show up when Masked Mode is being used and therefore put up the general area where this error is believed to grow from. Thus, we hope this article provides you with all the topical information about the ERR_QUIC_PROTOCOL_ERROR and successfully explains the many ways in which this error may be fixed.
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