ERR_BLOCKED_BY_CLIENT happens when a browser extension or setting stops a...

https://www.alphabookmarks.win/err-blocked-by-client-means-something-in-your-browser-usually-an-extension

ERR_BLOCKED_BY_CLIENT happens when a browser extension or setting stops a website from loading. To fix it, try opening the page in private or incognito mode. If that works, check your extensions and disable or whitelist the site if needed