The ERR_BLOCKED_BY_CLIENT message means something in your browser, like an...

https://blogfreely.net/samuel-wang09/how-do-i-remove-an-extension-that-keeps-blocking-websites

The ERR_BLOCKED_BY_CLIENT message means something in your browser, like an extension, is blocking a website or content. To fix it, try opening the site in private mode. If it works, check your extensions and disable or whitelist the site if needed