ERR_BLOCKED_BY_CLIENT happens when a browser extension or setting stops a...

https://zaneznae304.lucialpiazzale.com/why-does-the-error-go-away-after-i-disable-one-extension

ERR_BLOCKED_BY_CLIENT happens when a browser extension or setting stops a website from loading. To fix it, try opening the page in private or incognito mode. If that works, check your extensions and disable or whitelist the site if needed