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

https://www.booknose.win/err-blocked-by-client-means-your-browser-or-an-extension-is-stopping-a-website

ERR_BLOCKED_BY_CLIENT means a browser extension or setting is stopping a website from loading. To fix it fast, open a private window to see if the page works there. If it does, check your extensions and turn off anything blocking the site