How to fix ERR_SSL_PROTOCOL_ERROR on Google Chrome?
Jul 28, 2019 How do I clear Chrome's SSL cache? - Server Fault FIDDLER users: If you are using Fiddler with HTTPS intercepts, fiddler will cache SSL certificates.To fix this, you need to run fiddlers "Remove Interception Certificates" option, clear your browser's cache (no need to clear anything else, and restart the browser.Depending on which browser you're using, the last two steps might not be needed, but these are needed for Chrome – NickG Jul 6 '17 Google Chrome: Bypass "Your connection is not private
Beware the looming Google Chrome HTTPS certificate
Google Chrome SSL Error Guide for “ERR_SSL_PROTOCOL_ERROR” Feb 12, 2015 How to Fix ERR_SSL_PROTOCOL_ERROR on Google Chrome
How to Fix SSL Certificate Errors on PC or Mac: 5 Steps
How to Fix SSL Connection Error in Google Chrome, Mozilla In case, this solution fails to fix the trouble then try this out, Open Chrome browser > go to Settings. Click on Show Advanced Settings. Click on Manage certificates under HTTPS/SSL.