How To Fix Err_Ssl_Version_Or_Cipher_Mismatch

ERR_SSL_VERSION_OR_CIPHER_MISMATCH on Chrome The main cause of this error is your PC not being able lớn establish a private connection with the website. The trang web is using an SSL certificate which is causing this error. An SSL certificate is used on the trang web which processes sensitive information such as Credit card information or Passwords.

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A secure connection cannot be established because this site uses an unsupported protocol.Error code: ERR_SSL_VERSION_OR_CIPHER_MISMATCH

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Whenever you use the above website, your browser downloads the Secure Sockets Layer (SSL) security certificates from the trang web in order to establish a secure connection but sometimes the downloaded certificate is corrupted or your PC configuration is not matching that of the SSL certificate. In this case, you will see the ERR_SSL_VERSION_OR_CIPHER_MISMATCH error và you might not be able to lớn access the website but don’t worry we have listed a few methods which will help you fix this issue.

Prerequisite:

Check if you can access other Https enabled websites because if this is the case, then there is a problem with that particular website, not your PC.Make sure you have clear your Browser Caches & Cookies from your PC.Remove unnecessary Chrome extensions which might be causing this issue.A proper connection is allowed to lớn Chrome through Windows Firewall.Make sure you have a proper mạng internet connection.

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ERR_SSL_VERSION_OR_CIPHER_MISMATCH on Chrome

Make sure to create a restore point just in case something goes wrong.

Method 1: Disable SSL/HTTPS Scan

Sometimes antivirus has a feature called SSL/HTTPS protection or scanning which doesn’t let Google Chrome provide mặc định security which in turn causes ERR_SSL_VERSION_OR_CIPHER_MISMATCH error.

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3. From the drop-down change it to SSLv3 and close everything.

4. Reboot your PC to lớn save changes.

5. Now it might be possible you won’t be able to find this setting as it’s officially ended by chrome but don’t worry follow the next step if you still want khổng lồ enable it.

6. Press Windows Key + R then type inetcpl.cpl và hit Enter to open the mạng internet Properties window.

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7. Now navigate khổng lồ the Advanced tab và scroll down till you find TLS 1.0.

8. Make sure to check Use TLS 1.0, Use TLS 1.1, and Use TLS 1.2. Also, uncheck Use SSL 3.0 if checked.

Note: Older versions of TLS such as TLS 1.0 have known vulnerabilities, so continue at your own risk. 

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9. Click Apply followed by OK and restart your PC to lớn save changes.

Method 3: Make sure your PC Date/Time is correct

1. Press Windows Key + I to open the Settings ứng dụng then click on Time & Language.

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2. Now from the left-hand thực đơn click on Date & time.

3. Now, try setting time và time-zone to automatic. Turn on both the toggle switches. If they are already on then turn them off once và then turn them on again.

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4. See if the clock displays the correct time.

5. If it doesn’t, turn off the automatic time. Click on the Change button & set the date và time manually.

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6. Click on Change khổng lồ save changes. If your clock still doesn’t show the right time, turn off automatic time zone. Use the drop-down menu lớn set it manually.

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7. Kiểm tra if you’re able to lớn Fix ERR_SSL_VERSION_OR_CIPHER_MISMATCH on Chrome. If not, move on to lớn the following methods.

Method 4: Disable QUIC protocol

1. Mở cửa Google Chrome và type chrome://flags & hit enter to open settings.

2. Scroll down & find Experimental QUIC protocol.

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3. Next, make sure it’s set khổng lồ disable.

4. Restart your browser và you may be able to Fix ERR_SSL_VERSION_OR_CIPHER_MISMATCH on Chrome.

Method 5: Clear SSL Certificate Cache

1. Press Windows Key + R then type “inetcpl.cpl” & hit Enter to mở cửa Internet Properties.

Xem thêm: Top 10 Cây Cổ Thụ Nhất Việt Nam, Top 14 Cây Cảnh Đẹp Nhất Việt Nam

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2. Switch to the content tab, then click on Clear SSL state và then click OK.

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3. Click on the Install button khổng lồ start the installation of CCleaner. Follow on-screen instructions lớn complete the installation.

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4. Launch the application và from the left-hand side menu, select Custom.

5. Now see if you need to lớn checkmark anything other than the mặc định settings. Once done, click on Analyze.

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6. Once the analysis is complete, click on the “Run CCleaner” button.

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7. Let CCleaner run its course and this will clear all cache và cookies on your system.

8. Now, to lớn clean your system further, select the Registry tab, & ensure the following are checked.

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9. Once done, click on the “Scan for Issues” button & allow CCleaner lớn scan.

10. CCleaner will show the current issues with Windows Registry, simply click on the Fix selected Issues button.

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11. When CCleaner asks “Do you want backup changes lớn the registry?” select Yes.

12. Once your backup has completed, select Fix All Selected Issues.

13. Reboot your PC lớn save changes.

If this doesn’t fix the issue then run Malwarebytes & let it scan your system for harmful files. If you have third-party Antivirus or Malware scanners, you can also use them khổng lồ remove malware programs from your system. You should scan your system with anti-virus software và get rid of any unwanted malware or virus immediately.

Method 7: Miscellaneous Fix

Chrome is updated: Make sure Chrome is updated. Click the Chrome menu, then Help và select About Google Chrome. Chrome will check for updates and click Relaunch to lớn apply any available updates.

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Reset Chrome Browser: Click the Chrome menu, then select Settings, Show advanced settings và under the section “Reset settings,” click Reset settings.

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Use Chrome Cleanup Tool: The official Google Chrome Cleanup Tool helps in scanning and removing software that may cause the problem with chrome such as crashes, unusual startup pages or toolbars, unexpected ads you can’t get rid of, or otherwise changing your browsing experience.

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The above fixes will definitely help you Fix ERR_SSL_VERSION_OR_CIPHER_MISMATCH on Chrome but if you are still experiencing the error then as a last resort you can reinstall your Chrome Browser.

Method 8: Reinstall Chrome Bowser

1. Press Windows Key + X then click on Control Panel.

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2. Click Uninstall a program under Programs.

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3. Find Google Chrome, then right-click on it và select Uninstall.

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4. Reboot your PC to save changes and then mở cửa Internet Explorer or Microsoft Edge.

5. Then go to lớn this liên kết and download the latest version of Chrome for your PC.

6. Once the tải về is complete make sure khổng lồ run & install the setup.

7. Close everything once the installation is finished và restart your PC.

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That’s it you have successfully Fix ERR_SSL_VERSION_OR_CIPHER_MISMATCH on Chrome Error but if you still have any questions regarding this guide then feel free to ask them in the comment’s section.