How to Fix Error DLG FLAGS INVALID CA in Windows 11 s1c4o

It is very inconvenient when you open a website, and instead of loading the page, the Error DLG_FLAGS_INVALID_CA in Windows 11 occurs. This is the technical name for the “This Site is Not Secure” error. It can occur on any Browser, including Edge, Chrome, Firefox, etc. If you are also facing this issue, keep reading to know how you can fix it.

Fix Error DLG_FLAGS_INVALID_CA in Windows 501m1m

This error occurs due to a website’s faulty security or authority certification. However, many other reasons can cause this error to pop up. So below, we have compiled a list of some troubleshooting methods to solve this error:

Open Website in a Different Browser 3j203e

Try opening the website in a different browser before starting with different troubleshooting methods to fix this error. If the website opens in the other browser, your system might have a problem. Then follow the below-mentioned methods.

Clear Browser Cache 371w6d

This issue can sometimes occur due to the browser’s cache data. Clear the cache data of the browser you are using and check if the issue is fixed. Here is how you can do it:

For Google Chrome 615i4s

• Open Google Chrome and click on the three vertical dots menu at the top right corner.
• Click on Settings.

• Navigate to Security and Privacy.
• Click on Clear Browsing Data.
• Check the option Cached images and files and click on Clear Data.

For Firefox 4934w

• Open Firefox and click on the hamburger icon at the top right corner.
• Click on Settings.
• Navigate to Privacy & Security.
• In the Cookies and Site Data section, click on Clear Data.
• Now click on Clear to confirm the process.

For Microsoft Edge 1a24x

• Open Microsoft Edge and click on three dots at the top right corner.
• Click on Settings.
• Navigate to Privacy, Search, and Services.
• Now click on Choose What to Clear under Clear Browsing Data.
• Select Cached images and files and hit Clear Now.

Sync System Date and Time 2b5c48

If your system date and time is not synchronized, you can face this error. Here is how you can check and fix it:

• Click on Start and open Settings.
• Navigate to Time & Language.
• Scroll down and click on Sync now under Additional settings.

Disable the Warn About the Certificate Address Mismatch Option 296d2c

There is a chance that the Windows update may have caused this issue on your device. Changing some settings in internet options can solve this error. Here is how you can do it:

• Click on Start and search for Internet Options.
• Navigate to the Advanced tab.
• Uncheck the Warn about certificate address mismatch option under security.

• Restart your device and check if the error is fixed.

Reset your Browser 4t4v6j

If none of the above-mentioned steps could fix this issue, reset your browser to its default settings. Here is how you can do it:

For Chrome 5q2t3t

• Open Google Chrome and click on the three vertical dots menu at the top right corner.
• Click on Settings.
• Now Navigate to Advanced > Reset and clean up.
• Now click on Restore settings to their original defaults and follow the on-screen instructions.

For Firefox 4934w

• Open Firefox and click on the hamburger icon at the top right corner.
• Click on Help > More troubleshooting information.
• Click on Refresh Firefox.

For Microsoft Edge 1a24x

• Open Microsoft Edge and click on three dots at the top right corner.
• Click on Settings.
• Now navigate to Reset settings.
• Click on Restore settings to their default values and follow the instructions on screen.

Wrapping Up o941

This was all about how to fix Error Code DLG_FLAGS_INVALID_CA. We hope that the troubleshooting methods mentioned above variable to solve this issue. Still, if you have any doubts, feel free to drop a comment below.

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