When attempting to access the popular websites, it is not uncommon to encounter the ERR_CERT_AUTHORITY_INVALID kinds of errors. These are by far the most common errors that are encountered while accessing the internet pages. It is because of this that it makes sense to get to learn more about them.In the proceeding conversations, we are going to know more about the causes of the error, how to avoid the error and the various methods that might be used to deal with the said errors if and when they indeed happen to arise.

Why we Face this Error (Reasons of the Error)?

The error is primarily caused by the following problems and issues:

  • If the website certificate does not originate from a trusted publisher, there is a likelihood that a discrepancy is bound to arise in the process of accessing such a site.
  • Whenever the connections between the server and the clients cannot be established, the system returns the error that is aforementioned.
  • A site that is not so secure will always often give rise to the said error. This is to serve as a warning to you in order to let you handle the issue appropriately.
  • The same case applies to a website that possesses an outdated certificate. The system will often let you know that the certificate is no longer admissible and that you now want to change it accordingly.
  • Other than the site, the connections also ought to be secure. Any lapse in security will likewise generate the said error.

Methods for Fixing the Error

Solution 1 – Check the date and the time: By far the most common cause of this error is inconsistent time and date. With regards to this, you have to be sure that the time and the date are both up to standard. You just have to go to the control panel and click the time and date icon. This should open a dialog box which will allow you to set the time and the date appropriately. You will needless to say possess some administrative privileges to able to implement this.

Solution 2 – Adjust the antivirus settings: Chances could be that the antivirus settings of the computer are faulty. In light of this, you may also wish to skim your antivirus settings. Just go to the control panel and make some few changes to the internal settings of your antivirus. Run the system one more time to see whether such steps may have sorted the problem.

Solution 3 – Disable the extensions on Chrome and reset settings: If the above two procedures fail, you may now have to disable the extensions on Chrome and also reset the settings. To do this, follow the procedures stipulated below:

  • Open the Chrome browser and click on the ‘Menu’ icon. It is located on the upper right corner of the screen.
  • Click on ‘More tools’ and choose ‘Extensions’.
  • Turn off all the installed Extensions and then reboot Chrome browser.
  • Go to ‘Settings’ again, scroll down and select ‘Show Advanced Settings’.
  • Under the ‘Privacy’ option, you need to uncheck the ‘Send a Do Not Track request with your browsing traffic’ button.
  • From the ‘Advanced Settings’ click the ‘Reset Settings.’ This option is found at the bottom of the browser page.
  • Restart the Google Chrome browser after effecting all the steps above.

Solution 4 – Clear history on Chrome: Should the issue persist, you may now have to clear the history on the Chrome browser. This will get rid of the cache which is chiefly responsible for the problem identified above. This is how to go about the issue:

  • Access the Chrome’s settings
  • Scroll down and select ‘Advanced Settings’.
  • Select ‘Clear Browsing Data’.
  • From the pop-up list which appears, choose ‘Fields’ and proceed to select ‘Clear browsing data’ when done.

This should get rid of all the history that might be responsible for the problem. You thereafter have to restart your machine to be able to let it function optimally.

Solution 5 – Assign DNS Settings: 

Chances are that a faulty DNS setting could be the one to blame for the issue at hand. To address the root cause of the problem, follow the procedures stipulated hereunder:

  • Click the ‘Cortana’ icon
  • Access the Network and Sharing Center using the Search box
  • From your left sidebar choose ‘Change Adapter Settings’
  • Right-click the adapter which is presently active and then select ‘Properties’.
  • Tick ‘Internet Protocol Version IV’ and then choose ‘Properties’ yet again.
  • Click ‘Use the following DNS server addresses and then type Google’s Public DNS servers. These are and respectively.
  • Apply the settings and then restart your Windows 10 computer.

Tips to Avoid the Error Next Time

To see to it that such errors do not arise again, you may need to implement these intervention measures:

  • Use only certificates that come from trusted publishers. This shall greatly minimize the reject rates and the accompanying error messages.
  • Consult your admin each time you sense that the connection has issues or is broken. You will, in the course of so doing, ensure that there is a smooth flow of signals at all times.
  • Make sure also that the connections are secure at all times. You will have to make use of firewalls and other secure connectivity features to guarantee this.
  • Be sure to update the certificates every now and then. By keeping the certificates current, you will go a long way in enhancing the credibility of the sites and prevent the error from arising.

The Final Words (Conclusion)

ERR_CERT_AUTHORITY_INVALID, being a common error, means you have to make every effort to know how to troubleshoot and solve it on your own. You yet again do not have to so much of an expert in the field of IT to handle it. You just have to practice the procedures we have stipulated above to be able to know how to handle the problem wherever it may arise. Consider sharing this information with as many others who might want it as possible. You definitely do not want to be the only one who gains from it, do you?

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