How to Fix Security Center error 0x268d3 in Windows 10 [Steps]

What is ‘Security Center error 0x268d3’ in Windows 10?

In this article, we are going to discuss on How to remove Security Center error 0x268d3, fix Security Center error 0x268d3 in Windows 10. You will be guided with easy steps/methods to resolve the issue. Let’s starts the discussion.

‘Security Center error 0x268d3’: You may experience Security Center error 0x268d3 in your Windows 10/8/7 computer while browsing internet on browser. This error states your PC has infected by malware/viruses and is blocked for some security reasons. This error popup window uses the name of some trustworthy companies like Microsoft on its popup security alert as proof that the security alert is genuine. Several users reported they experienced Security Center error 0x268d3 on their browser on Window computer delivered by a website.

According to deep investigation and security researchers’ statement, this is a fake error message delivered by various malicious websites. You visit these kinds of rough websites inadvertently – you are redirected by potentially unwanted applications (PUAs) or adware type programs installed in your computer, or by other rough websites. The text presented in this security error popup alert states that the system is damaged, infected, not activated, spread viruses and so on and urges you to immediately resolve these issues by contacting tech support via telephone number [“+1-855-913-7111”] provided) and following given instructions.

The text presented in Security Center error 0x268d3 popup:


This computer is BLOCKED | ERROR 268D3

Do not close this window and restart your computer

Your computer’s registration key is Blocked.

Why we blocked your computer?

The window’s registration key is illegal.

This window is using pirated software.

This window is sending virus over the Internet.

This window is hacked or used from undefined location.

We block this computer for your security.

Contact microsoft helpline to reactivate your computer.

Microsoft Security Tellfree: +1-855-913-7111

Enter Windows registration key to unblock.

Is Security Center error 0x268d3 a malware distributer?

The text presented in Security Center error 0x268d3 indicates your PC is infected by virus or is blocked for some security reasons. However, it is completely bogus security alert and the infection or System block attempt has not really done in your computer so you should never trust on them at all. It is considered as online scam or security alert scam and the purpose of this security alert is to to contact for its fake technical support service.

However, the attackers or developers behind this fake security alert can attempt to trigger malicious scripts/codes in your computer that download & install PUAs, or malware in your computer. These harmful programs can cause several real damages in your computer and can lead to severe privacy issues, data losses and/or even identity theft. So, you should be careful from these types of fake security alert and if your PC is infected by viruses relating to Security Center error 0x268d3, you should attempt to find and remove these types of threats and fix the issue. Let’s go for the solution.

How to fix Security Center error 0x268d3 in Windows 10?

Method 1: Remove Security Center error 0x268d3 using powerful antivirus software

One possible way to fix the issue is to remove Security Center error 0x268d3 and relating malware from computer by running system scan for malware or viruses with some powerful antivirus software that offers you to find and remove all types of threats including latest threats and all other viruses in computer, and once scan finished, check if the issue is resolved.

Method 2: Fix ‘Security Center error 0x268d3’ using ‘PC Repair Tool’

‘PC Repair Tool’ is easy & quick way to find and fix BSOD errors, DLL errors, EXE errors, problems with programs/applications, malware or viruses issues, system files or registry issues, and other system issues with just few clicks.

Method 3: Remove/uninstall suspicious applications

This issue can also be occurred due to some problematic software or PUAs installed in your computer. You can uninstall or remove all suspicious programs from computer in order to fix the issue.

Step 1: Open ‘Control Panel’ in Windows PC via Windows Search Box and go to ‘Uninstall a Program > Programs & Features’

Step 2: Right-click on problematic program and select ‘Uninstall’ to uninstall it. Repeat the same step to uninstall all other suspicious applications from computer. Once done, restart your computer and check if the issue is resolved.

Method 4: Reset your browser to default settings

You can perform browser’s settings to factory default in order to fix and remove Security Center error 0x268d3.

Reset MS Edge browser:

 Step 1: Open ‘MS Edge’ browser and click ‘Three-Dots’ icon at right corner and select ‘Settings’

Step 2: Search for ‘Clear browsing Data’

Step 3: Hit ‘Choose what to clear’ and select all data categories listed there, and click ‘Clear Now’ to clear browsing data and once finished, check if the issue is resolved.

Reset Mozilla Firefox:

Step 1: Open ‘Mozilla Firefox’ browser and go to ‘Firefox Menu > Help > Troubleshooting Information’ and click ‘Refresh Firefox’

Step 2: Wait to finish the process and once finished, check if it works.

Reset Google Chrome:

Step 1: Open ‘Google Chrome’ and click ‘Three-Dots’ icon and go to ‘Settings’

Step 2: Type ‘Reset’ in Search Box and choose ‘Restore settings to their original defaults’, and hit ‘Reset’ button to launch the process and once done, check if the issue is resolved.


I am sure this post helped you on How to fix Security Center error 0x268d3, remove Security Center error 0x268d3 in Windows 10/8/7 with several easy steps/methods. You can read & follow our instructions to do so. That’s all. For any suggestions or queries, please write on comment box below.