How to Fix the SSL Connection Error ERR_SSL_PROTOCOL_ERROR Chrome Code Problem?

Do you have the SSL Connection Error ERR_SSL_PROTOCOL_ERROR Chrome Code Issue? Are you unable to find any solution to this problem? Here you will find out how to fix and resolve this specific code issue. This is a commonly occurring issue and usually occurs with the Chrome browser. However, it is not rare to find it even in Mozilla Firefox. The cause of this issue is that the website doesn’t enable SSL connections. It can also occur when a site blocks post 443. This prevents the browser from setting up a secure connection with the server.The ERR_SSL_PROTOCOL_ERROR could also mean that SSL certificate has not been issued by the CloudFlare. You will face it when attempting to open a page.

Causes

There are many underlying causes of the SSL Connection Error ERR_SSL_PROTOCOL_ERROR Chrome Code issue, including the following:

  • The website cannot offer secure connection
  • Error with Chrome browser
  • Error with Netflix
  • There is Windows PC error
  • ssl_error_rx_record_too_long

So how can you fix the ERR_SSL_PROTOCOL_ERROR with Chrome? Here are 13 methods to help you with.

1. Check the Local Proxy Settings or Windows Firewall Settings

Follow these steps to check these settings:

  • Open ‘start’ menu
  • Search for ‘control panel’ and open it
  • Click on ‘internet options’ to open a popup

  • Click on ‘connections’
  • Click on ‘LAN settings’
  • You will see proxy server configuration details
  • Check the Local Proxy/Firewall settings and it will help fix the error

Also See: How to Fix Never Ending Windows Update Stuck Checking for Updates Error

Fix Problem of Automatic Computer Restarts

2. Check the Windows Date and Time Settings

  • Open ‘start’ menu
  • Click on ‘date and time settings’
  • Click on ‘change date and time settings’

  • Click on ‘change date and time’
  • Then click on the option ‘time zone’ and change the time
  • Once you have set the right time and date, click ‘ok’

3. Disabling Browser Extensions

You may also fix the SSL Connection Error ERR_SSL_PROTOCOL_ERROR Chrome Code problem by disabling the web browser extensions. Use the following steps:

  • Open the Chrome browser
  • Check the top right for the menu icon and click on it
  • Click on the option ‘more tools’
  • You will see ‘extensions’ and click on it
  • Disable the option ‘uncheck enabled’
  • Then choose the ‘remove’ option and delete it
  • Then click on ‘disable’ for the plugin

4. Change the Windows Internet Security & Privacy Levels

  • Open ‘start’ menu
  • Open Internet Explorer
  • Look for the ‘security’ option and click on it
  • Set the ‘security zone’ settings
  • Look for the ‘zone’ icon
  • Drag the slider to the required security level

This should do it and help you change the internet security and privacy levels to fix the ERR_SSL_PROTOCOL_ERROR Chrome code problem.

Also See: Fix Problem of Automatic Computer Restarts

5. Check the Windows System Host File

You can also fix the SSL Connection Error ERR_SSL_PROTOCOL_ERROR Chrome Code issue by checking the Windows System Host File:

  • Open ‘start’ menu and type ‘run’ and press enter
  • Then type ‘notepad c:\windows\system32\drivers\etc\hosts’

  • Press on ‘enter’
  • This will open the host file

Make any necessary changes and this may help resolve this issue.

6. Disabling QUIC Protocol in Chrome Browser

You may also fix the ERR_SSL_PROTOCOL_ERROR Chrome Code problem by disabling this protocol within Chrome. Follow these steps:

  • Open the Google Chrome browser
  • Type the following for URL ‘Chrome://flags’
  • Press Enter
  • Open ‘experimental QUIC protocol’
  • Click on the drop down menu
  • Disable it by clicking on the ‘disabled’ option

7. Changing Permissions for Hosts

You may also be able to resolve the SSL Connection Error ERR_SSL_PROTOCOL_ERROR Chrome Code issue by changing eh permissions for hosts. This can be done by following these steps:

  • Open ‘start’ menu
  • Open ‘computer’
  • Open ‘local disk(C:)’
  • Open ‘windows’
  • Open ‘system32’
  • Open ‘drivers’
  • Look for the ‘hosts’ file and double click on it
  • Click on ‘security’ tab
  • Look for ‘administrator (PC)’ and choose it
  • Click on the ‘edit’ option
  • This will open a popup with the heading ‘permission for hosts’ with multiple options which are already checked
  • Uncheck all the options
  • Click on ‘apply’ and click ‘ok’

This should save the new settings and should help fix the Chrome ERR_SSL_PROTOCOL_ERROR code issue.

8. Clear the SSL State within Internet Options

You can also address the Chrome ERR_SSL_PROTOCOL_ERROR code issue by clearing the SSL State within the Internet options settings. The steps involved are as following:

  • Open the Internet browser
  • Click on ‘content’
  • Click on ‘clear SSL state’

This will remove all SSL certificates from within IE cache

9. Updating Internet Browser

  • Open the Chrome browser
  • Open the browser’s ‘menu’
  • Choose the ‘help’ option

  • Look for ‘about Google chrome’ and click on it
  • Look for any available updates
  • If you find any new updates are available, make sure to update the browser

This may also help in fixing the SSL Connection Error ERR_SSL_PROTOCOL_ERROR Chrome Code issue.

10. Clearing Browser’s Cache & Cookies

You may also be able to fix the SSL Connection Error ERR_SSL_PROTOCOL_ERROR Chrome Code issue by clearing the browser’s cache and cookies. The steps are as following:

  • Open the browser and click on its ‘menu’ given on the top right side
  • Look for ‘history’ point and click on it
  • Look for the option that says ‘clear browsing data’

  • Check cache and cookies options to ensure they are deleted
  • Then click on ‘clear browsing data’

11. Ignoring Certificate Error

You may simply ignore the certificate error to address the ERR_SSL_PROTOCOL_ERROR Chrome Code problem.

12. Uninstalling/Deactivating Antivirus Software

It is also likely that the ERR_SSL_PROTOCOL_ERROR Chrome Code issue may be due to the antivirus program on your Windows PC. You may deactivate the antivirus software to check if the problem is addressed.

13. Enabling SSL Versions

You may also be able to address the ERR_SSL_PROTOCOL_ERROR Chrome Code problem by enabling certain SSL versions using the following steps:

  • Open ‘start’ menu and then ‘control panel’
  • Click on ‘internet options’
  • Look for ‘advanced’ tab and click on it
  • Then tick all the available options: Use SSL 2.0, Use SSL 3.0, Use TLS 1.0 and so on
  • Then click ‘apply’ and ‘ok’

So follow these steps to fix the SSL Connection Error ERR_SSL_PROTOCOL_ERROR Chrome Code issue. One of these methods is going to help you address this problem.

Leave a Reply