How to Repair Net::Err_Cert_Invalid in Windows 10

  • The net::err_cert_invalid error is a warning that hackers may be trying to steal your data.
  • It happens mostly in the Chrome browser.
  • There are no device restrictions, as it can happen on anything – desktop, mobile, and tablet.
  • Incorrect date and time settings are possible causes of the error.
  • The browser assumes that the SSL certificates are out of date or have expired or that a proxy server is enabled.

Updated February 2024This tool will stop these errors and fix common problems: Get it at this link
  1. Download and install the software.
  2. It will scan your computer to find problems.
  3. The tool will then correct the issues that were discovered.

Net Err Cert Date Invalid

NET::ERR_CERT_DATE_INVALID error is a warning message from a web browser that informs that website has an expired SSL certificate. The error specifies that “Your connection is not private”, suggesting that proceeding and interacting with such website contents can result in privacy-related issues. In general, websites that have no or expired SSL are considered insecure. However, sometimes this error can occur due to issues on the website visitor’s end. Whether you are a website owner or just a visitor, you will find information on fixing the error that’s relevant for you in this extensive guide.

It occurs when a non-secure connection is used. The solution is to switch to another connection that is more secure. Click here to create your own automated …

Here is a screenshot of the error message NET::ERR_CERT_DATE_INVALID in Google Chrome. The error signifies that there is a private connection between the user and the server.

In some cases, hackers may try to steal your data when you visit a website, resulting in an error message instead of a page loading.

Net Err Cert Authority Invalid

There is a missing intermediate certificate causing this error NET ERR CERT AUTHORITY INVALID. Please ensure that the intermediate certificate is downloaded and installed. In order to proceed to that website, you must download and install the required intermediate certificate. Generally, this error occurs in Google Chrome, which is used to run on Windows PCs. This error is a warning message regarding SSL certificates.

Invalid Ssl Certificate

As shown in the screenshot below, the browser blocks the website when it cannot verify the SSL certificates provided by the server. An SSL certificate error occurs when the browser cannot verify the SSL certificates returned by the server. Your website will suffer if your users receive these warnings. They will negatively impact their trust in your website.

In most cases, it’s a harmless error, but it sometimes happens even when you know the website is trustworthy. On Chrome, it’s most prevalent.

Certificate Errors

This error might be caused by the installation of a self-signed certificate on the server. SSL Certificate testers can tell if a certificate is self-signed if the CA is not listed in the issuer field. However, browsers will not trust self-signed certificates since they are generated by your server, not a CA.

Moreover, it appears in the browser as a warning saying “Your connection is not secure.” The problem does not depend on the device – it can occur on desktops, mobiles, and tablets.

This article will help you resolve the net::err_cert_invalid error.

What are the reasons for the net::err_cert_invalid issue in Windows 10?

  • An anonymous connection, i.e., using a proxy server, is another reason for the net::err_cert_invalid error.
  • The error can also occur when the date/time settings are incorrect. When the date/time are incorrectly set, the browser thinks that the SSL certificates are out-of-date or have expired.

How to fix net::err_cert_invalid in Windows 10?

Updated: February 2024

We highly recommend that you use this tool for your error. Furthermore, this tool detects and removes common computer errors, protects you from loss of files, malware, and hardware failures, and optimizes your device for maximum performance. This software will help you fix your PC problems and prevent others from happening again:

  • Step 1 : Install PC Repair & Optimizer Tool (Windows 10, 8, 7, XP, Vista).
  • Step 2 : Click Start Scan to find out what issues are causing PC problems.
  • Step 3 : Click on Repair All to correct all issues.


Make sure the time and date are set correctly

  1. Go to Settings.
  2. Date and time can be found under Time and language.
  3. Set the time and date correctly.
  4. You should also enable automatic setting of the time.

Resetting Google Chrome

  1. Chrome should be open.
  2. Hit Enter after typing chrome://settings/resetProfileSettings.
  3. You will see a pop-up window that asks you to reset your settings. Click Reset Settings.

Updating Google Chrome

  1. You can update Chrome by visiting chrome://settings/help.
  2. The website where the problem occurred should be displayed once the update is complete. Please restart your browser after the update is complete.

RECOMMENATION: Click here for help with Windows errors.

Frequently Asked Questions

  • Update Google Chrome.
  • Set the date and time.
  • Disable proxy servers.
  • Reboot Google Chrome.

It means that the certificate itself is so flawed that it is not accepted-sometimes by the certificate logic in the underlying operating system, and is sometimes rejected by additional validity checks in Chrome.

  1. Open the Settings app.
  2. Go to Time & Language -> Date & Time.
  3. Make sure that the date and time are set correctly.
  4. Also, make sure that the Set time automatically option is enabled.

Website | + posts

Mark Ginter is a tech blogger with a passion for all things gadgets and gizmos. A self-proclaimed "geek", Mark has been blogging about technology for over 15 years. His blog,, covers a wide range of topics including new product releases, industry news, and tips and tricks for getting the most out of your devices. If you're looking for someone who can keep you up-to-date with all the latest tech news and developments, then be sure to follow him over at Microsoft.