ERR_BLOCKED_BY_CLIENT means something in your browser is stopping a page or a...

https://mike-wiki.win/index.php/Why_Does_the_Error_Go_Away_After_I_Disable_One_Extension%3F

ERR_BLOCKED_BY_CLIENT means something in your browser is stopping a page or a part of it from loading. To fix it, try opening the site in private mode. If it works there, check your extensions and disable the ones that might block content