[Fixed] Err_Spdy_Protocol_Error in Chrome Browser

Err_Spdy_Protocol_Error could be a type of errors that are spoiling your shopping expertise in chrome. It may additionally occur that err_spdy_protocol_error is creating hassle on a regular basis you browse web by chrome. This is why you might be on this web page to get the correct answer of this difficulty.

The error is particular to chrome browser solely. Generally, you gained’t face this error in some other net browser. A majority of web customers flick thru Chrome, so the decision of this drawback turns into extra essential.


Being a pc technician, I’ve encountered such issues many a instances. I need that folks themselves can clear up this difficulty with out calling any pc professional.

I’ll share some working strategies to resolve this error in your chrome browser, however earlier than we get to know the decision, first I wish to share – what precisely it’s and why does it happen?

About Err_Spdy_Protocol_Error

Err_Spdy_Protocol_Error is nothing than a safety difficulty. Earlier it was supported by the Google itself. With the begin of HTTP2, it turned ineffective and fairly venerable too. The error is generally seen in outdated model of chrome  browser.  Moreover, the websites with SSL enabled would possibly give similar error. Sometimes whereas we use VPN, this error happen on the display screen.

The error seems as the webpage <net handle> could be briefly down or it could have moved completely to a brand new net handle.

What Causes Err_Spdy_Protocol_Error?

The following could be the potential causes of err_spdy_protocol_error.

  1. Using outdated model of chrome browser.
  2. Slow Internet connection
  3. Chrome browser system fault
  4. Using VPN.
  5. Your Antivirus software program

Methods to Solve err_spdy_protocol_error 

You don’t see this error with all of the web sites. This error is said to some particular web sites (like Blogger, Youtube, Tumblr, Facebook, Wikipedia and plenty of others). When you attempt to entry these websites, you would possibly face error message like this webpage just isn’t accessible err_spdy_protocol_error, err_spdy_protocol_error tumblr, err_spdy_protocol_error dropbox, err_spdy_protocol_error fb, err_spdy_protocol_error reddit, err_spdy_protocol_error wikipedia, err_spdy_protocol_error youtube, err_spdy_protocol_error chrome. You want to repair err_spdy_protocol_error.

The Err_Spdy_Protocol_Error might be resolved by making use of the next tutorials. I wish to recommend you to observe each step of instructional fastidiously to resolve the issue in one go.

The Traditional Solution:

Most of us would reload the webpage at any time when they see this error. However, it really works typically. You may give it a attempt.

1. Clear Cookies in Chrome Browser:

This may help you to clear the Err_Spdy_Protocol_Error. Whenever purchasers name me and inform concerning the error coming into their net browsers. I firstly, ask them to clear the cache of browser. It is the only answer that you could observe to resolve this difficulty. It goes in the easy steps that are given under:

  1. Go to

setting>>historical past>> Clear Browsing Data tab or you’ll be able to instantly copy-paste the next path in your browser’s handle bar.


  1. Keep checked choices “Cached Images and recordsdata” and “Cookies and Other web site knowledge”.
  2. Keep all the opposite choices deselect.
  3. Time vary” ought to at all times be set to “All time
  4. Then click on on “Clear Data” button.

2. Flushing SPDY Sockets in Chrome Browser

You have to put the next path into your chrome browser’s handle bar and press enter.


You might be redirected to a brand new display screen the place you get possibility “Flush socket swimming pools”. Simply click on on it.

flush socket pools

Now paste the next path into your browser and press enter.

chrome://net-internals/#occasions&q=kind:SPDY_SESSION is:lively#sockets

You will see a pink strip that’s having down arrow button at proper nook. Click on it and choose the choice “Flush sockets”.

click on flush sockets

three. Flush DNS cache and Renew IP Address

First of all click on on begin button and seek for “CMD” (in home windows 7).  Once you discovered it, proper click on on it and choose “Run as Administrator” (In later variations of home windows, you will see that CMD (Admin) instantly so no have to “run as administrator”.)

Type ipconfig/flushdns and press enter.

Now kind ipconfig/renew and press enter.

It takes few seconds in operating each of those instructions and also you get flushed DNS and Renewed IP Address.

four. Update your Chrome Browser:

We have already talked upon the supporting difficulty of SPDY protocol. The chrome is not supporting this protocol. So in case you are utilizing the outdated model of browser, you would possibly face err_spdy_protocol_error. To resolve this difficulty, you need to replace your chrome browser. This would possibly assist you to eliminate err spdy protocol error.

To obtain the newest model of chrome browser, undergo the under hyperlink. You will discover there the newest model of chrome browser.

To be sure that the hyperlink will work advantageous, you web connection must be in good situation.

5. Cross Check your System’s Antivirus Software

I by no means encountered this difficulty with the Avast antivirus, nevertheless, a few of my purchasers witnessed err spdy protocol error causes this antivirus. If you might be dealing with this difficulty, and having similar antivirus in your desktop then you must add these web sites into net protect exclusion listing of Avast. To achieve this, observe the under steps:

  1. Open Avast safety software put in in your PC.
  2. Open setting tab there and go to “active protection tab”
  3. Open the Customize net protect safety
  4. Add the problematic web sites right here one after the other.

You must make it possible for all of the urls have been added accurately, in any other case following any technique could go waste. This answer ought to repair the err spdy protocol error in your chrome browser.

All the above 5 strategies offers an answer to resolve this error. I exploit them to take away this error, so they need to additionally work in your PC as nicely. If not one of the above answer lets you eliminate this error, then merely uninstall your present chrome browser and set up a contemporary copy.

All the strategies are easy and simple to observe. If you discover any drawback in any of those strategies, then write down your entire state of affairs in the remark field. I’ll attempt to offer you correct decision. Well, you can even overcome this error merely simply by following the above strategies. It will take couple of minutes to carry out any of those strategies. Good Luck….