How to delete HSTS Cache from chrome and firefox When you get this error please do try this solution. Information is the same on both the links This is with graphics https://techglimpse.com/chrome-https-website-hsts-failed/ This is another alternative https://www.thesslstore.com/blog/clear-hsts-settings-chrome-firefox/ Most of the time your error will go away by following the steps mentioned in these articles. Best of Luck
Keep in mind that you can delete your own HSTS cache but not the one of the other people... if you don't want/need HSTS you should disable it on your server...
