{"id":3173,"date":"2025-01-08T15:25:40","date_gmt":"2025-01-08T09:55:40","guid":{"rendered":"https:\/\/www.nettigritty.com\/kb\/?p=3173"},"modified":"2025-01-08T15:25:40","modified_gmt":"2025-01-08T09:55:40","slug":"how-to-fix-the-error-err_connection_closed","status":"publish","type":"post","link":"https:\/\/www.nettigritty.com\/kb\/website\/how-to-fix-the-error-err_connection_closed\/","title":{"rendered":"How to fix the error ERR_CONNECTION_CLOSED"},"content":{"rendered":"<p>The error <strong>ERR_CONNECTION_CLOSED<\/strong> in your browser indicates that the connection to the server was closed unexpectedly. This can occur for several reasons, including network issues, browser settings, or server-side problems. Here&#8217;s a step-by-step guide to troubleshoot and fix this error:<\/p>\n<hr \/>\n<h3>1. <strong>Check Your Internet Connection<\/strong><\/h3>\n<ul>\n<li>Ensure your device is connected to the internet.<\/li>\n<li>Restart your router or modem.<\/li>\n<li>Try visiting other websites to confirm if the issue is specific to one site.<\/li>\n<\/ul>\n<hr \/>\n<h3>2. <strong>Clear Browser Cache and Cookies<\/strong><\/h3>\n<ul>\n<li><strong>Google Chrome<\/strong>:\n<ol>\n<li>Open Chrome settings (<code>chrome:\/\/settings\/clearBrowserData<\/code>).<\/li>\n<li>Select <em>Cookies and other site data<\/em> and <em>Cached images and files<\/em>.<\/li>\n<li>Click <strong>Clear data<\/strong>.<\/li>\n<\/ol>\n<\/li>\n<\/ul>\n<hr \/>\n<h3>3. <strong>Disable Proxy or VPN<\/strong><\/h3>\n<ul>\n<li>If you&#8217;re using a proxy or VPN, disable it temporarily:\n<ul>\n<li><strong>Windows<\/strong>:\n<ol>\n<li>Go to <strong>Settings<\/strong> ? <strong>Network &amp; Internet<\/strong> ? <strong>Proxy<\/strong>.<\/li>\n<li>Turn off <em>Use a proxy server<\/em>.<\/li>\n<\/ol>\n<\/li>\n<li><strong>Mac<\/strong>:\n<ol>\n<li>Open <strong>System Preferences<\/strong> ? <strong>Network<\/strong>.<\/li>\n<li>Select your active connection and click <strong>Advanced<\/strong>.<\/li>\n<li>Go to the <strong>Proxies<\/strong> tab and uncheck any enabled proxies.<\/li>\n<\/ol>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<hr \/>\n<h3>4. <strong>Reset Your TCP\/IP Stack<\/strong><\/h3>\n<ul>\n<li><strong>Windows<\/strong>:\n<ol>\n<li>Open Command Prompt as Administrator.<\/li>\n<li>Run the following commands one by one:\n<div class=\"contain-inline-size rounded-md border-[0.5px] border-token-border-medium relative bg-token-sidebar-surface-primary dark:bg-gray-950\">\n<div class=\"flex items-center text-token-text-secondary px-4 py-2 text-xs font-sans justify-between rounded-t-md h-9 bg-token-sidebar-surface-primary dark:bg-token-main-surface-secondary select-none\">bash<\/div>\n<div class=\"sticky top-9 md:top-[5.75rem]\">\n<div class=\"absolute bottom-0 right-2 flex h-9 items-center\">\n<div class=\"flex items-center rounded bg-token-sidebar-surface-primary px-2 font-sans text-xs text-token-text-secondary dark:bg-token-main-surface-secondary\"><span class=\"\" data-state=\"closed\"><button class=\"flex gap-1 items-center select-none py-1\" aria-label=\"Copy\">Copy code<\/button><\/span><\/div>\n<\/div>\n<\/div>\n<div class=\"overflow-y-auto p-4\" dir=\"ltr\"><code class=\"!whitespace-pre hljs language-bash\">netsh int ip reset<br \/>\nnetsh winsock reset<br \/>\nipconfig \/flushdns<br \/>\n<\/code><\/div>\n<\/div>\n<\/li>\n<li>Restart your computer.<\/li>\n<\/ol>\n<\/li>\n<li><strong>Mac<\/strong>:\n<ol>\n<li>Open Terminal.<\/li>\n<li>Flush DNS using:\n<div class=\"contain-inline-size rounded-md border-[0.5px] border-token-border-medium relative bg-token-sidebar-surface-primary dark:bg-gray-950\">\n<div class=\"flex items-center text-token-text-secondary px-4 py-2 text-xs font-sans justify-between rounded-t-md h-9 bg-token-sidebar-surface-primary dark:bg-token-main-surface-secondary select-none\">bash<\/div>\n<div class=\"sticky top-9 md:top-[5.75rem]\">\n<div class=\"absolute bottom-0 right-2 flex h-9 items-center\">\n<div class=\"flex items-center rounded bg-token-sidebar-surface-primary px-2 font-sans text-xs text-token-text-secondary dark:bg-token-main-surface-secondary\"><span class=\"\" data-state=\"closed\"><button class=\"flex gap-1 items-center select-none py-1\" aria-label=\"Copy\">Copy code<\/button><\/span><\/div>\n<\/div>\n<\/div>\n<div class=\"overflow-y-auto p-4\" dir=\"ltr\"><code class=\"!whitespace-pre hljs language-bash\">sudo dscacheutil -flushcache<br \/>\nsudo killall -HUP mDNSResponder<br \/>\n<\/code><\/div>\n<\/div>\n<\/li>\n<\/ol>\n<\/li>\n<\/ul>\n<hr \/>\n<h3>5. <strong>Update Your Browser<\/strong><\/h3>\n<ul>\n<li>Make sure you&#8217;re using the latest version of your browser. Update it if necessary.<\/li>\n<\/ul>\n<hr \/>\n<h3>6. <strong>Disable Browser Extensions<\/strong><\/h3>\n<ul>\n<li>Extensions can sometimes interfere with connections:\n<ol>\n<li>Open your browser\u2019s extensions page (<code>chrome:\/\/extensions<\/code> for Chrome).<\/li>\n<li>Disable all extensions and see if the issue resolves.<\/li>\n<li>Enable them one by one to identify the culprit.<\/li>\n<\/ol>\n<\/li>\n<\/ul>\n<hr \/>\n<h3>7. <strong>Check for Malware<\/strong><\/h3>\n<ul>\n<li>Run a scan using reliable anti-malware software like Malwarebytes to ensure your system is not infected.<\/li>\n<\/ul>\n<hr \/>\n<h3>8. <strong>Disable Firewall or Antivirus Temporarily<\/strong><\/h3>\n<ul>\n<li>Sometimes, overzealous firewalls or antivirus programs block connections:\n<ul>\n<li>Disable them temporarily to see if the issue resolves.<\/li>\n<li>If it works, adjust their settings to whitelist your browser.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<hr \/>\n<h3>9. <strong>Verify DNS Settings<\/strong><\/h3>\n<ul>\n<li>Use Google\u2019s public DNS:\n<ul>\n<li><strong>Windows<\/strong>:\n<ol>\n<li>Go to <strong>Network and Sharing Center<\/strong> ? <strong>Change adapter settings<\/strong>.<\/li>\n<li>Right-click your active connection ? <strong>Properties<\/strong>.<\/li>\n<li>Select <strong>Internet Protocol Version 4 (TCP\/IPv4)<\/strong> ? <strong>Properties<\/strong>.<\/li>\n<li>Use the following DNS server addresses:\n<ul>\n<li>Preferred: <code>8.8.8.8<\/code><\/li>\n<li>Alternate: <code>8.8.4.4<\/code><\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<\/li>\n<li><strong>Mac<\/strong>:\n<ol>\n<li>Go to <strong>System Preferences<\/strong> ? <strong>Network<\/strong>.<\/li>\n<li>Select your connection ? <strong>Advanced<\/strong> ? <strong>DNS<\/strong>.<\/li>\n<li>Add <code>8.8.8.8<\/code> and <code>8.8.4.4<\/code>.<\/li>\n<\/ol>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<hr \/>\n<h3>10. <strong>Check the Website or Server<\/strong><\/h3>\n<ul>\n<li>The server hosting the website might be down. Try accessing the site from another device or network.<\/li>\n<\/ul>\n<hr \/>\n<h3>11. <strong>Reinstall or Reset Browser<\/strong><\/h3>\n<ul>\n<li>If nothing else works, reinstall or reset your browser to default settings.<\/li>\n<\/ul>\n<hr \/>\n<h3>12. <strong>Contact Your ISP<\/strong><\/h3>\n<ul>\n<li>If the issue persists, your Internet Service Provider might have a network problem. Contact them for assistance.<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>The error ERR_CONNECTION_CLOSED in your browser indicates that the connection to the server was closed unexpectedly. This can occur for several reasons, including network issues, browser settings, or server-side problems. Here&#8217;s a step-by-step guide to troubleshoot and fix this error: 1. Check Your Internet Connection Ensure your device is connected to the internet. Restart your [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[12,8],"tags":[],"class_list":["post-3173","post","type-post","status-publish","format-standard","hentry","category-network","category-website"],"_links":{"self":[{"href":"https:\/\/www.nettigritty.com\/kb\/wp-json\/wp\/v2\/posts\/3173","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.nettigritty.com\/kb\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.nettigritty.com\/kb\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.nettigritty.com\/kb\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.nettigritty.com\/kb\/wp-json\/wp\/v2\/comments?post=3173"}],"version-history":[{"count":1,"href":"https:\/\/www.nettigritty.com\/kb\/wp-json\/wp\/v2\/posts\/3173\/revisions"}],"predecessor-version":[{"id":3174,"href":"https:\/\/www.nettigritty.com\/kb\/wp-json\/wp\/v2\/posts\/3173\/revisions\/3174"}],"wp:attachment":[{"href":"https:\/\/www.nettigritty.com\/kb\/wp-json\/wp\/v2\/media?parent=3173"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.nettigritty.com\/kb\/wp-json\/wp\/v2\/categories?post=3173"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.nettigritty.com\/kb\/wp-json\/wp\/v2\/tags?post=3173"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}