For the Chrome or Mozilla Browser this things happens because of third-party extension installed and some adware also. Now what to do? most of the web search going on SSL for the security reason in the trust factor for the user experience. This site can’t provide a Secure connection and Send an invalid response, Error code: ERR_SSL_PROTOCOL_ERROR with Blue Reload button, has few specific solutions but you can try one by one and get instant result in your chrome browser depends on your problem where you are stuck on.
Most common affected websites are Facebook, Google, Yahoo, Twitter, Linked In and Other that configured or access on HTTPS only.
Troubleshooting Guide on Fix ERR_SSL_PROTOCOL_ERROR in chrome
Check a System host file
host file is a system file for the Windows system. That we can update if you are administrator. Go to the path below under C:Drive.
Right click on the host file > Click Properties.
Under the property go to the security tab.
Click on System under Group & User Names list,
Then, Click on Edit, And Enable permission and Denny all from checkbox.
clear SSL state
Too many wrong cache files for SSL website store in your Browser cache or System many be cause of issue on ERR_SSL_PROTOCOL_ERROR. Clear it using below steps
Open control penal on system > Network and Sharing
Now Click on internet option from bottom left screen,
Now, Click on Content > Clear SSL State.
Disable Quick Protocol from Browser
Open new tab in chrome, Tyep below in address bar.
Disable choose from drop down and save the settings. Check and still not fixed: ERR_SSL_PROTOCOL_ERROR, go with next step.
Change Privacy level in Internet
Go to control panel > Network and Sharing Center.
Find Internet Options > Under Security > Set Privacy at low level.
Disable or Delete Third-Party Extensions
Go to : chrome://extensions/ in Chrome browser.
Unchecked all third-party extension and Delete all.
Restart your system for make effective changes in whole system. Try in chrome browser and not working then go with next steps.