[FIX] DLG_FLAGS_INVALID_CA Error in Google Chrome

 Recently, many users reported that they are seeing error code: DLG_FLAGS_INVALID_CA on their Chrome browser while visiting some websites through their system. That is, if they try to load the webpage instead of the webpage, they see the following error message:

This website is not secure - error code: DLG_FLAGS_INVALID_CA

OR

This website is not secure - error code: DLG_FLAGS_SEC_CERT_CN_INVALID

If you get an error message stating that the website is not secure, it means that there is a problem with the website's certificate when the website is reached over HTTPS. Most likely, the problem is on the site side. and there's not much we can do about it. However, if you find that you get the same error when you visit many other websites, you may need to change some settings on your end.

Possible reasons for this error to appear:

• The date and time setting is changed in our system. Since the date and time in the certificate and our system do not match, the certificate will not be validated and the above error will be thrown
• The browser tries to open the cached copy of the website instead of the updated copy

In this article, we have collected some fixes that might help you to fix this error code.

Fix 1: Check date and time

Step 1: On the right side of the taskbar, check if the correct date and time are displayed

Step 2: If the date and time are not displayed correctly, right -click on the Date and Time displayed on the right corner of the taskbar.

Step 3: Click Adjust date/time in the context menu

Step 4: Toggle the button to set the time automatically option

turn on

Check now if the error is resolved or try the next fix.

Fix 2: Browser-Cache leeren

Step 1: Open Google Chrome browser

Step 2: In the address bar, type the following command and press Enter

chrome://settings/clearBrowserData

Step 3: In the window that opens, choose Clear browsing data from the Period drop  -  down menu

. the end

Step 4: Check  Cached images and files

Step 5: Press the Clear data button

Fix 3: Reset browser

This simple solution has helped many users to fix the problem.

Step 1: Open Google Chrome browser

Step 2: In the address bar, type the following command and press Enter

chrome://settings/resetProfileSettings

Step 3: In the prompt that appears, click Reset settings .

Step 4: Close and restart the browser and check if the problem is solved.

Fix 4: Disable "Warn about certificate address mismatch"

However, this method is not recommended because browsers do not warn you about dangerous websites. However, if nothing works and you are dying to fix this problem, then you can try this solution.

Step 1: Press Windows  and  R keys and open Run window.

Step 2: Type inetcpl.cpl and click OK button

Step 3: In the Internet Properties window, switch to the Advanced tab

Step 4: Scroll down and uncheck Warn about certificate address mismatch

Step 5: Click Apply and finally click OK

Fix 5: Try opening from another browser

If none of the above fixes work, try opening the website from a different browser.

That's all. We hope this was informative. Please comment and share with us the fix that helped you get rid of the error code.

Thank you for reading.