How to Fix “err_cert_authority_invalid” in Chrome
Are you encountering the frustrating “err_cert_authority_invalid” error in Google Chrome? This issue can prevent you from accessing certain websites and can be quite irritating. However, don’t worry; we have compiled a comprehensive guide on how to fix this problem. In this article, we will discuss various methods to resolve the “err_cert_authority_invalid” error in Chrome.
1. Clear Cache and Cookies
One of the most common reasons for the “err_cert_authority_invalid” error is outdated cache and cookies. Clearing these files can help resolve the issue. Here’s how to do it:
1. Open Chrome and click on the three dots in the top-right corner to open the menu.
2. Select “More tools” and then “Clear browsing data.”
3. Check the boxes for “Cookies and other site data” and “Cached images and files.”
4. Click on “Clear data.”
2. Update Chrome
Outdated versions of Chrome can also cause the “err_cert_authority_invalid” error. Make sure you are using the latest version of Chrome by following these steps:
1. Open Chrome and click on the three dots in the top-right corner.
2. Select “Help” and then “About Google Chrome.”
3. Chrome will automatically check for updates and install them if available.
3. Disable Proxy Settings
Sometimes, the issue might be caused by incorrect proxy settings. To fix this, follow these steps:
1. Open Chrome and click on the three dots in the top-right corner.
2. Select “Settings.”
3. Scroll down and click on “Advanced.”
4. Under the “System” section, click on “Open proxy settings.”
5. In the Internet Properties window, go to the “LAN settings” tab.
6. Uncheck the “Use a proxy server” option and click “OK.”
4. Reset Chrome to Default Settings
If the above methods don’t work, you can try resetting Chrome to its default settings. This will remove all custom settings and extensions but will help resolve the “err_cert_authority_invalid” error. Here’s how to do it:
1. Open Chrome and click on the three dots in the top-right corner.
2. Select “Settings.”
3. Scroll down and click on “Advanced.”
4. Under the “Reset and clean up” section, click on “Reset settings.”
5. Click on “Reset” to confirm.
5. Reinstall Chrome
If none of the above methods work, you can try uninstalling and reinstalling Chrome. This will ensure that any corrupted files are removed and a fresh installation is performed. Here’s how to do it:
1. Open the Control Panel and go to “Programs and Features.”
2. Find Google Chrome in the list of installed programs.
3. Right-click on Chrome and select “Uninstall.”
4. Follow the prompts to uninstall Chrome.
5. Download the latest version of Chrome from the official website and install it.
By following these steps, you should be able to fix the “err_cert_authority_invalid” error in Chrome. If the problem persists, it may be caused by a corrupted certificate or a problem with your network settings. In such cases, you may need to contact your Internet Service Provider (ISP) or consult a professional for further assistance.
