ERR_BLOCKED_BY_CLIENT means your browser stopped a page or resource from...

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

ERR_BLOCKED_BY_CLIENT means your browser stopped a page or resource from loading, usually because an extension like an ad blocker is blocking it. To fix this, try opening the site in private or incognito mode