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

https://www.start-bookmarks.win/err-blocked-by-client-means-something-in-your-browser-usually-an-extension-is

ERR_BLOCKED_BY_CLIENT means your browser or an extension is stopping a page from loading. To fix it quickly, try opening the site in a private window to see if it works. If it does, check your extensions and disable any that might block the site