ERR_BLOCKED_BY_CLIENT means something in your browser, like an extension or...

https://www.unitedbookmarkings.win/err-blocked-by-client-means-something-like-an-extension-or-setting-in-your

ERR_BLOCKED_BY_CLIENT means something in your browser, like an extension or setting, is stopping a page from loading. To fix it fast, try opening the page in private mode. If that works, check your extensions and disable or whitelist the site if needed