ERR_BLOCKED_BY_CLIENT means something running in your browser, like an...

https://research-wiki.win/index.php/What_Are_the_Safest_First_3_Steps_When_a_Page_Is_Blocked_by_an_Extension%3F

ERR_BLOCKED_BY_CLIENT means something running in your browser, like an extension, is blocking a webpage from loading. To fix it fast, try opening the page in private or incognito mode