How To Fix 'ERR SSL VERSION OR CIPHER MISMATCH' Error

Well, if you have been using the internet for a while, it’s sure shot that you might know about the term ‘SSL’. If you have heard about the word before but don’t know what it means, then let me tell you it’s a website security system that provides secure, encrypted connections between the website and users.

SSL, which stands for Secure Socket Layers, is the current security protocol to encrypt online connections. The reason why we are discussing SSL is that lots of users have messaged us regarding an unusual error message related to SSL.

Users have stated that they receive an ‘ERR SSL VERSION OR CIPHER MISMATCH’ error while browsing websites. So, if you are also getting the same error message while visiting your favorite websites, it’s not your fault as an end user.

The error message can appear on all web browsers, including Chrome, Firefox, Edge Browser, etc. The error message means that the website you are visiting uses an SSL certificate that’ is rejected by the web browser.

Ways To Fix ‘ERR SSL VERSION OR CIPHER MISMATCH’ Error Message

The error message also occurs when the downloaded certification on your PC is damaged or the system configuration for TSL/SSL is misconfigured. So, here we are going to share some of the best methods that would help you to fix the ERR SSL VERSION OR CIPHER MISMATCH from Google Chrome

1. Access the website with HTTP

Access the website with HTTP

This is the first thing to do if you get the ‘ERR SSL VERSION OR CIPHER MISMATCH’ error message. In this method, you need to replace HTTPS with HTTP and check whether you can access the site or not.

For example, instead of using https://techviral.net, use http://techviral.net. If you get the error message while using HTTP, then the problem is with the website. So, in that case, you must wait for a few minutes or hours until the website owner fixes the error.

2. Clear SSL Certificate Cache

Well, the Windows operating system provides users an option to clear the SSL certificate cache. Clearing the SSL certificate cache often solves the ‘ERR SSL VERSION OR CIPHER MISMATCH’ problem. So, to clean the SSL certificate cache on Windows, follow the steps given below.

1. First of all, open the Windows 10 search menu and search for Internet Options

Internet Options

2. Open Internet Options from the list and head to the ‘Content‘ tab.

Content

3. Under the Content tab, click on ‘Clear SSL state

Clear SSL state

That’s it! This is how you can clear the SSL Certificate cache on Windows 10 to fix ERR SSL VERSION OR CIPHER MISMATCH error message.

3. Changing Chrome’s Flag Settings

If you are still getting the ‘ERR SSL VERSION OR CIPHER MISMATCH’ while visiting websites, then you need to change the security settings in the Chrome browser. So, follow some simple steps below to fix ERR SSL VERSION OR CIPHER MISMATCH through Chrome flags.

1. First of all, open the Google Chrome browser, and on the URL Bar, enter ‘chrome://flags

chrome://flags

2. There, you need to find the option ‘Minimum SSLv3 version Support’ and change the option to ‘SSLv3’

3. On the same window, search for ‘Experimental QUIC protocol’ and select the option ‘Disabled

Select Disabled

That’s it! Now restart your Google Chrome browser to make the changes. Once done, visit the website, and you will no longer get the ‘ERR SSL VERSION OR CIPHER MISMATCH’ error message.

4. Clean Junk Windows Registry

The error message ‘ERR SSL VERSION OR CIPHER MISMATCH’ also occurs due to a junk windows registry. Some users have reported fixing the error message by clearing the registry files. So, in this method, we need to use third-party software like CCleaner to remove junk registry entries.

Clean Junk Windows Registry

Users need to download & install CCleaner on their Windows computer and browse to the Registry tab. Under the registry tab, click on the option ‘Scan for Issues’. Wait for a few seconds until CCleaner scans the junk entries. Once done, it will list all registry entries that can be fixed. Click on the ‘Fix Selected issues’.

So, these are the four best methods to fix ‘ERR SSL VERSION OR CIPHER MISMATCH’ from a web browser. If you know of other ways to fix the error, let us know in the comment box below.

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