Windows Security Center opens blank, Defender blank and no display

The Windows Security Center opens blank, and Defender has no display, causing the system protection function to be unable to function normally and bringing hidden dangers to system security. PHP editor Xinyi brings you a solution to the problem of opening a blank window in Windows Security Center to help you quickly solve this problem and ensure system security.

My friend needs to download a certain software, but as soon as he downloaded it, it was checked, killed and isolated by Windows Defender. This kind of green software is actually non-toxic, but it has not been passed through Microsoft signature authentication, so it will be accidentally damaged by anti-virus software. Open the Windows Defender Security Center and turn off real-time protection. I find that the page is blank after opening it. If I can't open it, I can't close Windows Defender. It has entered an infinite loop. The easiest way is to install third-party anti-virus software. The anti-virus software will automatically close Windows Defender. , so that you can set the whitelist in the third-party anti-virus software. However, some friends don’t want to use third-party anti-virus software, so let’s read on how to deal with the problem that the Windows Defender Security Center is blank.

If a blank page appears after opening Windows Defender Security Center, it may be due to the following reasons:

Network connection problem: Please ensure that your computer is connected to the Internet properly. Try opening another web page or application to see if the network connection is working properly.

Update issue: It may be that Windows Defender Security Center needs to be updated, resulting in a blank page. Please make sure your operating system and Windows Defender are both up to date. You can check for and install the latest Windows updates by opening Windows Update settings.

Caching problem: Sometimes browser cache may cause page display problems. Try clearing your browser cache and reopening Windows Defender Security Center.

Conflicting software: Some security software or third-party antivirus programs may conflict with Windows Defender, causing a blank page. You can try disabling or uninstalling other security software and reopening Windows Defender Security Center.

Security Center Blank Solution 1

Create a new text document on the desktop, copy the following content and save it as "1.reg", then double-click "1.reg" to import the registry. Restart the computer and check whether the Windows Defender Security Center is blank.

WindowsRegistryEditorVersion5.00
[HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\WindowsDefender]
"DisableAntiSpyware"=dword:00000000
[HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\WindowsDefender\Real-TimeProtection]
"DisableBehaviorMonitoring"=dword:00000000
"DisableIOAVProtection"=dword:00000000
"DisableOnAccessProtection"=dword:00000000
"DisableRealtimeMonitoring"=dword:00000000
[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\SecurityHealthService]
"Start"=dword:00000002

Security Center Blank Solution 2

1. Press the Win+R keys to open the run window, enter the services.msc command and open the service.

2. Find Windows Modules Installer in the service list, right-click to change the startup type to automatic, and start the service. Then restart the computer and Windows Defender Security Center should return to normal under normal circumstances.

If none of the above methods can solve the problem of Windows Defender being blank, you can use the Windows Easy Upgrade tool to retain files and software upgrades, or reinstall the system; if none of the above methods can solve the problem, we recommend that you contact our remote technology The support team will be able to provide you with more professional help and guidance.

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