How to Fix ERR_SPDY_PROTOCOL_ERROR in Google Chrome 2022

ERR_SPDY_PROTOCOL_ERROR is an error code in google chrome. Every error has some codes from which they are identified and can be solved by searching with that code. From that code, you can easily find a solution as it depicts whole error behavior and reason of occurrence.

How to Fix ERR_SPDY_PROTOCOL_ERROR in Google Chrome 2022

Errors are a part of a cycle that holds a very important role in the development and improvement of any system or software like google chrome. An error is an action that was not required or a thing that is inaccurate or incorrect. It is the difference between the value that is computed and the correct value or value that is expected.


In “ERR_SPDY_PROTOCOL_ERROR”, SPDY is a protocol that is used by google chrome. The word “SPDY” pronounced as speedy, is an open specification networking protocol. Its main objective was to make quick loading of web pages through manipulating HTTP traffic. Google chrome removed support for SPDY in the GOOGLE CHROME 51st version and even Mozilla also removed this in FIREFOX 50th version.

Why ERR_SPDY_PROTOCOL_ERROR occur in Google Chrome?

There are many reasons that can lead google chrome to this error. Maybe it occurred due to the use of an outdating version of Google Chrome or maybe your antivirus firewall blocking sites that you are attempting to open and much more reason can be there.

How to resolve this ERR_SPDY_PROTOCOL_ERROR in Google Chrome?

As there are many reasons for ERR_SPDY_PROTOCOL_ERROR in google chrome that can because of this problem we have to try each method for different reasons until this error disappears.

Solution 1: Update your google chrome (The most successful solution)

Step 1: On your computer, open Chrome.
Step 2: At the top right, click More.
Step 3: Click Update Google Chrome. If you don’t see this button, you’re on the latest version.
Step 4: Click Relaunch.
Step 5: The browser saves your opened tabs and windows and reopens them automatically when it restarts. If you’d prefer not to restart right away, click Not now. The next time you restart your browser, the update will be applied.

Solution 2: Clearing cookies from Google Chrome

Yeah, clearing cookies often helps in solving many issues. we can say that it is one solution for many problems. you can clear your cookies by following the below steps.

Step 1: On your computer, open Chrome.
Step 2: At the top right, click More More.
Step 3: Click More tools and then Clear browsing data.
Step 4: At the top, choose a time range. To delete everything, select All time.
Step 5: Next to “Cookies and other site data” and “Cached images and files,” check the boxes.
Step 6: Click Clear data.

Solution 3: Disable the firewall in windows

Step 1: Open the Control Panel.
Step 2: Click on System and Security
Step 3: Click on Windows Firewall.
Step 4: If the Windows Firewall is disabled, the Windows Firewall state will be Off. To turn it on, in the left navigation pane, click on Turn Windows Firewall on or off.
Step 5: In the Customize Settings window, select Turn on Windows Firewall and click OK.

Solution 4:  Disable the firewall in Antivirus Program

Step 1: On the home screen of windows, there will be a taskbar at the bottom, and in the right corner of that bar there will up arrow icon. Click that up icon that will open the notification tray.
Step 2: After clicking on the notification tray, now you can see your anti-virus icon and left-click on that to see many options.
Step 3: From these many options, you have to select disable this until it restarted the option.
Step 4: Open Google chrome
Step 5: Open your webpage.

Solution 5:  Reset Google Chrome Settings.

Step 1: Click the Chrome menu on the browser toolbar.
Step 2: Select Settings.
Step 3: Click Show advanced settings and find the “Reset browser settings” section.
Step 4: Click Reset browser settings.
Step 5: In the dialog that appears, click Reset and you are done. Check the webpage again that it’s showing an error or not.

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