Tuesday, September 27, 2022
HomeOnline BusinessRepair the ERR_SSL_PROTOCOL_ERROR


Ensuring your web site knowledge is transmitted by way of a safe connection is vital for varied causes. Nonetheless, chances are you’ll typically run into a difficulty indicating an issue with the connection, such because the ERR_SSL_PROTOCOL_ERROR.

Whereas this message could be irritating and regarding, it’s comparatively frequent, notably in Google Chrome. There are a handful of various causes, however you should use simple strategies to repair them.

On this publish, we’ll clarify what the ERR_SSL_PROTOCOL error means and a few frequent causes. Then we’ll stroll you thru some potential options you may take to resolve it. Let’s leap in!


The Safe Sockets Layer (SSL) protocol is a web site safety measure that protects knowledge from being intercepted and skim by somebody aside from the supposed recipient. Many websites use this protocol to guard their customers’ private data.

The ERR_SSL_PROTOCOL_ERROR is an issue with the encryption protocol that stops knowledge from being transmitted securely. The message can show while you’re attempting to go to a web site utilizing the HyperText Switch Protocol Safe (HTTPS). It combines the Hypertext Switch Protocol (HTTP) with the SSL/Transport Layer Safety (TLS) protocol.

Whereas this error can happen in most main internet browsers, it’s typically seen in Chrome:


This frequent situation can occur when a consumer is attempting to go to your web site. It may well additionally happen when the consumer makes an attempt to enter knowledge on a website.

Frequent Causes of the ERR_SSL_PROTOCOL_ERROR

There are a handful of causes you could be seeing this error message. It’s typically attributable to an expired or lacking SSL certificates. It may also come from a mismatch within the server’s and shopper’s encryption protocols.

This error also can occur if the web site’s certificates has been revoked. Maybe it was compromised, the proprietor now not desires to make use of it, or they’ve merely not renewed their certificates but.

Different potential causes embody incorrect system clock settings, firewall and antivirus settings, and misconfigured protocol settings and variations. It’s possible you’ll not have the ability to determine the exact cause behind the problem till you begin attempting to resolve it.

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Repair the ERR_SSL_PROTOCOL_ERROR (7 Potential Options)

Now that we perceive extra about this error and its potential causes, let’s focus on how one can resolve it. Listed here are seven options you should use to repair the ERR_SSL_PROTOCOL_ERROR!

1. Clear Your Browser Cache and SSL State

The primary answer you may attempt is to clear your browser cache. A cache is a saved copy of information from a website. It sometimes consists of all the web site’s content material, together with pictures, HTML information, and movies.

Whenever you request the identical web site or web page for a second time, the pc can save time by retrieving it from the native cache as a substitute of requesting it once more from the server. The native cache could be accessed and managed out of your browser.

To clear your cache in Google Chrome, click on on the three dots within the higher proper nook of your browser window. Then choose Extra instruments > Clear shopping knowledge:

Clearing browser cache in Google Chrome

Tick the required packing containers and click on on Clear knowledge. Now refresh and reload your browser and take a look at accessing the location once more.

If this doesn’t work, you may also attempt clearing your SSL state. The SSL state is a approach for Chrome to find out if a web site makes use of HTTPS. The SSL state will flip inexperienced if the web site is utilizing an HTTPS connection and a pink X if it’s not.

To clear the state, simply navigate to your begin menu after which go to Management Panel > Community and Web > Community and Sharing Middle. Subsequent, choose Web Choices to open the Web Properties panel.

Underneath Content material, click on on the Clear SSL State button:

The option to clear SSL slate in Windows

Whenever you’re accomplished, you must see a hit message letting you recognize the SSL cache was efficiently cleared. You may then restart Chrome to see if the error message continues to be there.

2. Examine Your System Clock

Incorrect date or timezone settings can typically intervene with the web site you’re attempting to go to and outcome within the ERR_SSL_PROTOCOL_ERROR. Due to this fact, the next move is verifying that your system is utilizing the proper date and time.

You are able to do this by clicking on the time within the backside right-hand nook of your display screen. It will open your date and time settings:

Date and time settings in Chrome

Confirm the present timezone, time, and date are appropriate. It’s additionally important to make sure you’re not utilizing the 24-hour clock or navy time format. Then you may attempt reloading the web page to see if this has mounted the problem.

3. Disable Third-Occasion Browser Extensions And Antivirus Software program

Utilizing browser extensions could be a superb solution to prolong your browser’s options. Nonetheless, typically these extensions could cause issues with protocol settings.

To determine any potential extensions that may very well be throwing errors, go to your extensions web page by navigating to your Chrome menu and clicking on Extra instruments > Extensions:

The Chrome Extensions page

Disable your entire extensions. Then revisit the web site displaying the error message. If it’s gone, you may assume that an extension is accountable.

The following step is to activate every extension and reload the location between activations. When you’ve recognized the offender, you may search for an alternate. It’s additionally a good suggestion to quickly disable any antivirus software program or firewalls you’ve got put in.

4. Examine Your SSL Certificates

In the event you’re nonetheless seeing the error message, the following answer is to test your SSL certificates. As we talked about, it’s attainable {that a} revoked, lacking, or expired certificates could cause the error message. Due to this fact, it’s vital to guarantee that the one you’re utilizing is legitimate.

You should use a web-based SSL checker to confirm the validity of your certificates. A well-liked choice is Qualys SSL Labs:

The Qualys SSL server test tool

You may enter your area title after which click on on Submit. When it’s accomplished scanning, you’ll see a report with detailed details about your SSL certificates, together with its related area, port, protocol, and hostname.

5. Disable the QUIC Protocol

QUIC is a brand new web protocol initially developed by Google for its Chrome browser. It’s an alternative choice to the HTTP protocol and goals to enhance efficiency.

QUIC is enabled by default within the newest variations of Chrome, however you may disable it from the settings panel. Disabling QUIC will trigger the browser to make use of HTTP as a substitute, which could be useful for people who find themselves experiencing connection points.

To disable QUIC in Chrome, go to chrome://flags/#enable-quic:

The QUIC Protocol settings in Chrome

Subsequent to Experimental QUIC Protocol, click on on the dropdown menu and choose Disabled. On the backside of the web page, click on on the Restart button. Now head again to the web site you’re attempting to load and see if the protocol error continues to be displaying.

6. Allow All SSL/TLS Variations

One other methodology you may attempt is activating all SSL/TLS variations. It will trigger websites with outdated or insecure protocols to load. Whereas this methodology isn’t sometimes advisable, it may possibly aid you determine the supply of the ERR_SSL_PROTOCOL_ERROR.

To allow all SSL/TLS variations, navigate to Superior Settings in Chrome, then click on on System. Subsequent, choose Open proxy settings and go to the Superior tab:

The SSL/TLS security settings in Windows

Click on on the packing containers of all of the TLS/SSL variations. Whenever you’re accomplished, reload your browser and see if you happen to can entry the web site.

7. Change Your Web Safety and Privateness Degree

In case your web safety and privateness ranges are too excessive, they will prohibit your entry to sure web sites. You may modify your setting ranges to see in the event that they’re inflicting the ERR_SSL_PROTOCOL_ERROR.

To do that, kind “Web Choices” into the search bar of your gadget, then hit your Enter key. Within the Web Properties window that opens, choose the Safety tab, then use the slider to set it to the medium degree:

The security level in Windows

Whenever you’re accomplished, click on on the OK button. Reload your browser, then attempt revisiting the web site.


Encountering error messages while you’re attempting to entry a web site could be extremely irritating. Some of the frequent ones you may even see whereas utilizing Chrome is ERR_SSL_PROTOCOL_ERROR. Fortuitously, you should use a handful of options to repair it.

As we mentioned on this publish, this error could be attributable to a number of various things. The most definitely culprits are incorrect cache settings, previous or expired certificates, and incorrect protocol or system settings. By clearing your cache, checking your SSL certificates, and updating your protocol and privateness setting, you must have the ability to resolve this situation very quickly.

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