ERR_BLOCKED_BY_CLIENT means your browser or an extension is stopping a website...

https://dibz.me/blog/why-does-reloading-not-fix-a-blocked-by-client-error-1188

ERR_BLOCKED_BY_CLIENT means your browser or an extension is stopping a website from loading. The fastest way to fix it is to open a private or incognito window and try again. If that works, check your browser extensions and turn off any blocking ones