Could you please tell me how to share my store url privately ? We have checked in Edge browser, Chrome browser , clearing cache, cookies etc but still facing issue. 

Thank you Rose for your prompt reply. Our website is offline to visitors. Yes we are logging into account and configuring our site. Whenever we try to update/add pages or menus or update data.  Then this screen shown. We have test in different networ...

Whenever we try to add/update our website then the above error shown. Have try all the solution in this thread but no luck. Somebody please help.