ERR_BLOCKED_BY_CLIENT means your browser or an extension is stopping a website...

https://quebeck-wiki.win/index.php/Why_Would_an_Ad_Blocker_Block_a_Normal_Webpage%3F

ERR_BLOCKED_BY_CLIENT means your browser or an extension is stopping a website from loading. To fix it fast, try opening the page in private mode. If it works, check your browser extensions