How To Repair “ERR_SSL_PROTOCOL_ERROR” In Chrome

Whereas searching totally different web sites in Google Chrome we would get some technical errors like “err_ssl_protocol_error”. Because the title suggests, this error happens when the browser is unable to determine a safe connection.

Typically, this error typically disappears by merely refreshing the web page. But when it should stay the identical after clearing our all cache, then you’ll be able to’t ignore this. Allow us to focus on learn how to repair “err_ssl_protocol_error” in chrome with totally different strategies and methods.


More often than not your browser won’t ever present any notification about getting this SSL connection error. Though it’s important to do quite a lot of troubleshooting simply to search out out the precise attainable to fix err_ssl_protocol_error

Nonetheless, as per our analysis, these are the explanations that trigger err_ssl_protocol_error:

  • Dangerous chrome extensions put in in your browser.
  • Incorrect Date And Time of your system.
  • Corrupted HOSTS information.
  • Your connection is blocked by antivirus software program.
  • Un-cleared cookies and cache in your browser.
  • SSL/TLS connections are blocked by firewall purposes.
  • Quic Protocol could block the connection setup.

How To Repair “ERR_SSL_PROTOCOL_ERROR” In Chrome?

Attempt these examined options to repair this error and re-establish a safe reference to web sites.

Answer 1: Handle Your Chrome Extensions

You may first audit your Google chrome extension which would be the motive for getting an error. When you’ve got put in a number of extensions then there’s a attainable likelihood to get err_ssl_protocol_error. Observe these steps to resolve this:

  1. Open your browser, click on on proper three vertical dots icon.

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  1. Now, navigate in the direction of Extra instruments > Extensions.
  2. Take away or Disable all of the extensions one after one other.
  3. Click on to take away the button or blue toggle icon.
  4. Refresh your browser, every you take away an extension.

If the issue will get resolved then take away the final extension that you just’re disabled. In any other case, if you happen to see no change then swap to a different resolution.

Answer 2: Handle Your System Date And Time

The rationale behind that is that the SSL certificates’s validity relies on the expiry date and time. In case your system’s date and time are incorrect then your system could assume that the SSL certificates on the requested web site has expired. To reset the system time and date:

  1. Go to the settings, choose Time and Language.

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  1. Then click on the change button.

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  1. Change Time and Date to your system

You may also activate the toggle “set time automatically” to keep away from this occur sooner or later.

Answer 3: Clear Your Looking Cookies And Caches

That is probably the most highly effective methodology to resolve a lot of the errors coming to the browsers. You may clear this by following these steps:

  1. Open your net browser; click on the three-dotted icon on the higher proper facet.

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  1. Then choose Extra Instruments, navigate to clear searching information.
  2. Mark the three choice proven beneath

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  1. Then click on the clear information button
  2. Reset your net browser. Shut and reopen Google Chrome.

Now to reload the requested web page and discover whether or not the error will get resolved or not.

Answer 4: Clear Your System’s SSL State

To boost efficiency and velocity, our browser shops and obtain SSL certificates of internet sites that we had visited. Typically these certificates grow to be outdated and therefore, the err_ssl_protocol_error will pop up on our browser.

By altering your system’s SSL state you’ll be able to repair this error.

  1. Open Management Panel from the Home windows icon in your display.
  2. Navigate To Community Sharing middle and click on Web Settings.

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  1. Now click on on the Content material Tab after which Clear SSL State.

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  1. The ultimate step is to click on OK and you might be carried out right here.

Now while you search for the same web site, you’re going to get a recent copy of its SSL Certificates.

Answer 5: Disable QUIC Protocol

QUIC stands for Fast UDP Web Connections that allow the Chrome browser to attach simply to a safe web site. To resolve the SSL error chances are you’ll disable your browser’s QUIC protocol.

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Copy-paste this code, chrome://flags/#enable-quic into your handle bar. Disable the Experimental QUIC protocol. And relaunch the requested web site.

Answer 6: Confirm The SSL Validity Of Web site

If you’re nonetheless getting the err_ssl_protocol_error then it’s best to confirm the validity of the SSL certificates of the web site. Solely a legitimate SSL certificates will assure a safe reference to an internet server.

For this function, you should utilize numerous on-line SSL instruments to test the validity of the certificates. Simply merely insert the web site’s URL, and the device will provide you with entire info concerning this.

Answer 7: Disable Firewall And Antivirus Briefly

Antivirus and Firewall applications assist our system to be protected against malware or dangerous viruses. However sure, generally they prohibit us from getting a secured reference to our net server. To repair this error downside, disable these antivirus applications.

  1. Open Management In your system
  2. Click on on the choice “System And Security”.
  3. Then Choose “Windows Defender Firewall”.
  4. Navigate to Customise Settings proven beneath.

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  1. Flip off Home windows Defender Firewall.

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Answer 8: Obtain Or Reinstall Chrome Extension

There could be attainable possibilities to have hassle along with your Chrome browser. If it isn’t up to date then this downside may come within the type of these errors.

Handle your web connection settings and permit your chrome browser to replace robotically. You may also take assist from Google to obtain the most recent model of Chrome.


From the above-discussed options, at the very least one will certainly resolve your problem of learn how to repair “err_ssl_protocol_error” in Chrome. Check out every of them and tell us within the remark part which resolution will show you how to to repair this downside.


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