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Fix Err_Connection_Closed in Chrome: This error is caused by invalid configuration of your network device or sometimes server certificate mismatch. The main problem is that when this error message appears, you will not be able to access that particular web portal. Of course, details are not required to fix this problem and the Err_Connection_Closed can be easily fixed by following the steps below.

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It is a prior requirement:

  • Remove unnecessary chrome extensions that could be causing this problem. delete-unnecessary-chrome-extensions-2215794
  • Proper connection to Chrome is allowed through Windows Firewall. make-sure-google-chrome-is-allowed-to-acces-internet-in-firewall-5397305
  • Make sure you have a proper internet connection.
  • Disable or uninstall any VPN or proxy services you are using.

Fix Err_Connection_Closed in Chrome

Make sure to create a restore point in case something goes wrong.

Method 1: Restart TCP / IP and clean up DNS

1.Press Windows key + X and then select Command Prompt (Admin).

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2.In the cmd type the following and press enter after each one:

  • ipconfig / flushdns
  • nbtstat -r
  • netsh int ip reset
  • netsh winsock reset

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3.Restart your computer to apply the changes. Cleaning the DNS seems to fix the Err_Connection_Closed in Chrome.

Method 2: Clear the browser cache

1.Open Google Chrome and press Cntrl + H to open the history.

2.Then click Clear browsing data in the left panel.

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3. Make sure the "beginning of time" is chosen in Obliterate the following items from.

4.Also, check the following:

  • Browsing history
  • Download story
  • Cookies and other data from studs and plugins
  • Cached images and files
  • Autofill form data
  • Passwords

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5.Now click Clear browsing data and wait for it to finish.

6.Close your browser and restart your computer.

Method 3: Using Google DNS

1.Open Control Panel and click Network and Internet.

2.Then click Network and Sharing Center and then Change adapter settings.

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3.Select your Wi-Fi and double click on it and select Properties.

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4.Now select Internet Protocol Version 4 (TCP / IPv4) and click Properties.

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5. Check the box "Use the following DNS server addresses" and enter the following:

Preferred DNS server: 8.8.8.8 Alternate DNS server: 8.8.4.4

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6. Close everything and check again if the error has been resolved or not.

Method 4: Update Chromium or Reset Browser Settings

Chrome is up to date: Make sure Chrome is up to date. Click on the Chrome menu, in Help and select Regarding Google Chrome. Chrome will check for updates and click Relaunch to apply any available updates.

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Restart the chrome browser: Click on the Chrome menu, then select Settings, Show advanced settings and in the "Reset settings" section, click on Reset settings.

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Method 5: Use the Chome Cleaning Tool

The official Google Chrome cleanup tool helps scan and remove software that may be causing the chrome problem, for example, crashes, unusual home pages or toolbars, unexpected ads that you cannot get rid of, or changes to the browsing experience.

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The fixes above will definitely help you fix the Err_Connection_Closed in Chrome, but if you are still experiencing the error then as a last resort you can reinstall your Chrome browser.

You can also check it:

  • Fix Unable to connect to proxy server Error code 130
  • Fix chrome error ERR_SSL_VERSION_OR_CIPHER_MISMATCH
  • How to fix this site cannot be reached error in Gooogle Chrome
  • How to fix server certificate has been revoked in chrome
  • Fix ERR_TUNNEL_CONNECTION_FAILED error in Google Chrome
  • How to fix SSL certificate error in Google Chrome

That's it, you have successfully fixed Err_Connection_Closed in Chrome, but if you still have any questions about it, feel free to ask in the comment section.