Browser ErrorsHow To


*Permanent Fix* ERR_SPDY_PROTOCOL_ERROR’ in chrome in 5 easy ways. It is an error in the Chrome browser which can appear with and without the VPN use. 

You can get any message like ‘This webpage is not available’ or the weird sentence saying err_spdy_protocol_error. Let me tell you that these are very common errors and may appear on any website even if it’s popular like Gmail, YouTube, Reddit, Facebook, Tumblr etc. But actually, this spdy_protocol_error chrome is easy to troubleshoot if you follow the instructions that I bring you here.

First, What is ERR Spdy Protocol Error Means?

err spdy protocol error

Without taking any further, first, you need to clarify that what causes err_spdy_protocol_error and why it occurs so you can have a clear mind about it. Well, SPDY as you can pronounce it, the protocol was designed so that the web pages can load faster or rapidly than usual. But later, due to some HTTP 2 issue, Google who launched this protocol stopped supporting this feature, and so you get this ERROR in chrome while browsing with the pages Google doesn’t support the SPDY protocol.

Interesting FactSPDY actually stands for “speedy” and is used to reduce a web pages’ load time

How to Fix ERR_SPDY_PROTOCOL_ERROR in Chrome – 5 Ways

#1 Update Google Chrome

It is the essential step to troubleshoot this error, and by updating your browser or chrome, you can get their webpage inactive form again. Updating removes all the redundancies or the flaws and keep you updated with all the latest content and technologies. So when you replace your browser with the latest version of chrome, it automatically removes the support of SPDY protocol, so you don’t get the error again, and it is permanently off. It is not just about the errors, but you also get access to new features that are just launched and add-ons that help you doing several tasks in just a blink.

Here are the steps to update the chrome most comfortably:

  • You don’t need to go anywhere other than your browser. Just open chrome and find the three dots sign that is normally located in the upper right corner of chrome.
  • Click on these dots and select Settings a new page will appear. Now in the sidebar, click on the drop-down menu or the three small horizontal lines that appear on the upper left corner of the page.
  • As you search down, you see an option ‘Advanced’ so just click on this and now on ‘About Chrome.’

Update Google Chrome

  • A new page appears that automatically checks for the updated version and inform you if your browser needs to be updated.
  • If you see your version is outdated, then click on the latest version that the page shows you and it will start downloading and then installing.

Update Google Chrome

So this small method will get you out of the error, and you will gain access to the webpage again. If you think you have done following all these steps and it still exists then go ahead for the second method.

#2 Clear Browser’s Data in the Form of Cache and Cookies

Deleting all the data that resides in the form of cache and cookies always help you get rid of any error if you already have the updated version of chrome. Ninety percent of the errors occur due to the non-removal of cache and cookies. The data gets stored on and on, and it makes a mess that results from you these errors.

Clear Your Browser Cache and Cookies

It’s a very simple process if you just follow these easy steps-

  • Just go to the settings by clicking on the three dots, and a new page arrives.
  • Now you are on the settings page where you need to find ‘Advanced Option’ and simply click on it.
  • After clicking the option, it shows you some other customizations and selects the ‘Privacy’ that exists in the first place after you click ‘Advanced.’
  • In this section, you see ‘Clear browsing data’ at the end of the section. So click on it, and a new tab will appear asking you to select some options.

Clear browsing data

  • You can choose Time range, the more basic or advanced, and if you just want to clear history or cookies and cached data too.
  • Select all the three and in the time range select ‘All time’ and just click on the ‘Clear Data.’

By following these steps, you clear cache, and cookies which will surely eliminate the issue of this particular spdy protocol error. That’s not it because there are other methods too so let’s focus on the third one.

#3 Check Your Antivirus or Firewall

To set a browsing experience where there is no ERR_SPDY_PROTOCOL_ERROR in chrome, you can also check your antivirus and reset it for defaults. It may happen that your firewall or antivirus is stopping the page from loading. It happens when cookies of a particular website are stopped by any filter such as antivirus so when you reset it, the software comes in its default state, and all the exceptions for any website are cleared.

  • Open your antivirus or firewall software you are using. Search for its settings as every software has a different way to visit the setting so find yours and click on it.
  • Now find the term related to Web shield Protection as you want to resolve web regarding issues.


  • After you find the option, you can easily see all the websites that are blocked by your antivirus.
  • You just need to delete or remove them one by one or all at a time by selecting the particular action. It won’t take much time, and it’s quite easy. After that, just check the link again if it’s viewable or not. If not, then here is your forth method to follow.



How to Flush (or Clear, Reset) Google Chrome’s DNS Cache

  • It’s very easy to flush out chrome’s sockets by just pasting this text into the address bar. Just copy ‘chrome://net-internals/#sockets’ and just hit Enter.
  • Now you will see a list of sockets with several other options. But you just concentrate on the Sockets section.
  • Try to find ‘Flush Socket Pool’ that is under the ‘Close idle sockets’ in the upper left corner that is just beside the sidebar. The moment you click this, all the sockets will be cleared, and now you can try accessing the webpage again.

–> You can also use this extension to flush sockets.

#5 Renew the DNS’s IP Address

It’s also called flushing the DNS where you change the IP address of the Domain Name Server to eliminate the err_spdy_protocol_error chrome. You just replace the old IP with the new ones and try visiting that URL again.

  • You need to visit the Command prompt and for this, just press the tabs WIN+R.
  • It will open up the Run command where you need to enter ‘CMD’ or ‘cmd,’ and the command prompt will appear that is a black box like thing.
  • Here simply enter this data or just copy and paste it that is ‘ipconfig/flushdns’ and when you hit Enter, the DNS will get flushed, and you are done.
  • Now, the IPs are flushed out, but you need to enter new IPs so to do that get the Command Prompt again and paste ‘ipconfig/release’ and hit Enter. It will automatically rest the IPs, and the error will get solved.

Check out some Quick Chrome Facts

Chrome is my favorite browser as it’s so fast and full of add-ons that come handy and make the entire experience worth browsing. There is no doubt that millions of people use Google Chrome instead of any other browser because it grasps the best speed and no hanging problems. But with that, some troubles come, and ERR_SPDY_PROTOCOL_ERROR in chrome is one of them.


  • Chrome has many hidden features (check out the video down below)


Whether you see it on PC, Mac, smartphone or just any device, Chrome sometimes is a pain in browsing whenever these unknown errors occur that seem horrible. They seem annoyed and difficult to solve and especially if you are facing the error the first time and you know nothing about the further process to get rid.

So how do you feel about these five effective methods that work like a charm for ERR_SPDY_PROTOCOL_ERROR in chrome? Just try them out and let me know which one works for you. These are all easy to follow so just keep the one by one and flush out all the mess from your browser. You don’t need any technical knowledge, just following these instructions is enough to troubleshoot the error and no professionalism is required.

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