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

https://oscar-wiki.win/index.php/How_Do_I_Fix_a_Blocked_Page_If_I_Can%27t_Access_Extension_Settings%3F

ERR_BLOCKED_BY_CLIENT means your browser or an extension is stopping a website from loading. The fastest way to fix it is to open a private or incognito window and try again. If that works, check your browser extensions and turn off any blocking ones