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

https://instaquoteapp.com/how-do-i-check-extension-permissions-before-i-trust-it/

ERR_BLOCKED_BY_CLIENT means a browser extension or setting is stopping a webpage from loading. The quickest fix is to open a private window, which disables most extensions. If the site works there, check your extensions and whitelist the site if needed