ERR_BLOCKED_BY_CLIENT means something in your browser, like an extension or...

https://zoom-wiki.win/index.php/Is_ERR_BLOCKED_BY_CLIENT_a_Virus_or_Just_an_Ad_Blocker%3F

ERR_BLOCKED_BY_CLIENT means something in your browser, like an extension or filter, is stopping a web page from loading. To fix it, try opening the page in private mode first