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

https://bravo-wiki.win/index.php/What_Is_the_Safest_Way_to_Whitelist_a_Site_I_Don%E2%80%99t_Recognize%3F

ERR_BLOCKED_BY_CLIENT means a browser extension or setting is stopping a webpage from loading. The easiest way to check is to open the page in private or incognito mode