How to Solve Google Chrome’s Error “ERR SPDY PROTOCOL ERROR”



How to Solve Google Chrome’s Error “ERR_SPDY_PROTOCOL_ERROR”?

Are you frequently facing Google Chrome’s or any Internet Browser Error which says: “ERR_SPDY_PROTOCOL_ERROR”. Well, we have got a final solution for you using which you can permanently solve error ERR SPDY PROTOCOL ERROR. This is similar error to DNS_PROBE_FINISHED_NO_INTERNET which pop ups in Google Chrome. Let’s Solve them, follow the given solutions.

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So let’s first know something about this Google Chrome error and why it occurs.


ERR_SPDY_PROTOCOL_ERROR is basically a Google Chrome’s error which occurs due to Flush sockets in Internet Browsers. Sometimes it also occurs when you frequently connect to VPN. It also occurs in Mozilla Firefox browser. But we have found permanent solution to this error. Also Download GbWhatsapp Apk to use 2 Whatsapp in one account.

Type of ErrorProtocol Error
Occurs inInternet Browsers
Hardware/SoftwareSoftware Error
Can be Fixed?Yes, Very Easily


Well, there are few ways to solve ERR_SPDY_PROTOCOL_ERROR in Google Chrome. We will see all of them one by one. You can solutions and any of them will definitely work.

Error Solutions:

  1. Flush Socket in Google Chrome
  2. Flush DNS Cache from System
  3. Clearing Browser Caches & Cookies
  4. Uninstalling & Reinstalling Google Chrome

So we have 4 handy solutions to the Error: “ERR SPDY  PROTOCOL  ERROR” . These solutions will definitely help you solve the error in Google Chrome or any Browser. Let’s start one by one.

Solution 1: Flush Socket in Google Chrome

This is the Best Solution which will work 90% and it is really very easy which will take maximum 5 minutes. Let’s follow step by step procedure.

1. Open Google Chrome & Copy the given below link.


2. Paste the Link in New tab and click Enter.

3. It will open up the Sockets setting Page. Just click on Flush socket pools.


4. That’s it. Your error solved. Check now!!

Not solved yet? Don’t worry, try other solutions.

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Solution 2: Flush DNS Cache from System

This error may also solve ERR_SPDY_PROTOCOL_ERROR from Chrome browser. So try it.

1. If you are using Windows then Open Command Prompt. (Ctrl + R & Type cmd & Press Enter)

If you are on Linux or any other system then Open Terminal Window.

2. Now type the Following Command lines in Command Prompt or Terminal.

For Windows:

ipconfig /flush DNS

Press Enter & then type the following command:

ipconfig /renew

Again Press Enter.

For Linux Users:

nscd -I hosts

For Mac Users:

dscacheutil -flushcache; sudo killall -HUP mDNSResponder

For Ubuntu/Debian Users:

sudo service dns-clean restart


3. There commands are for Flushing DNS Cache from System. After using these commands, ERR_SPDY_PROTOCOL_ERROR will get resolved most probably.

If the problem still persist then try other solutions of ERR_SPDY_PROTOCOL_ERROR.

Solution 3: Clearing Browser Caches & Cookies

Alert: This method will clear all your saved data in Google Chrome i.e., Saved Password, Auto fill forms, History, etc. So proceed ahead with caution.

1. Open Google Chrome & Copy the given below link.


2. Paste the Link in New tab and click Enter.

3. A pop-up will appear asking which things to clear.

Just select all the options that are there on the popup screen.

Select the beginning of time in Obliterate the following items from: option.

4. Finally click on Clear browsing data button.

5. That’s it. Check now, ERR_SPDY_PROTOCOL_ERROR might have solved now!

If still not solved then try the next solution.

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Solution 4: Uninstalling & Reinstalling Google Chrome

The last & final solution which would work if above 3 solution didn’t worked. Here you have to try uninstalling or reinstalling or updating google chrome browser to the latest version. So let’s do it.

1. First of all, Download Latest Version of Google Chrome.

   Download Google Chrome

2. Now uninstall older version & install Latest Version that you just downloaded.

3. Now check for that error ERR_SPDY_PROTOCOL_ERROR. Finally it is solved!!

Enjoy & if you are facing any issue then comment it down below!!


Wrapping Up:

We saw total 4 Solutions of Google Chrome Error “ERR_SPDY_PROTOCOL_ERROR”. Hope your problem gets solved using these 4 Solutions. If you are still facing any issues then feel free to comment below to seek help and we will help you out in best possible manner!