ERR_BLOCKED_BY_CLIENT means something on your browser, like an extension, is...

https://wiki-cafe.win/index.php/What_Should_I_Check_Before_I_Add_a_Site_to_an_Allowlist%3F

ERR_BLOCKED_BY_CLIENT means something on your browser, like an extension, is blocking a website from loading. To fix it, try opening the site in private mode first. If it works, check your browser extensions