ERR_BLOCKED_BY_CLIENT means a browser extension or setting is stopping a...

https://source-wiki.win/index.php/Why_Does_My_Antivirus_Browser_Extension_Block_Certain_Pages%3F

ERR_BLOCKED_BY_CLIENT means a browser extension or setting is stopping a website from loading. To fix this, open a private or incognito window and try again. If it works, check your browser extensions and disable any that might block content