Windows Security Heart is an integral part of your operating organization'due south security ecosystem. It helps you monitor the health condition of critical Windows security components, such as Microsoft Defender. Because of this, it can be concerning when you suddenly become the post-obit mistake message: "The Windows Security Centre service tin't exist started."

The longer Windows Security Heart is down, the longer your computer is at risk. Luckily, y'all can take a few troubleshooting steps to fix the issue. Hither are five of them.

1. Check for a Malware Infection

Earlier taking other problem shootings steps, yous might want to make sure Windows Security Center isn't disabled considering of malware. Try updating your anti-malware programme and run a full organization scan to locate and remove these unwanted programs from your Windows PC.

2. Brand Certain Windows Security Center's Configuration Is Okay

For Windows Security Center to start properly, you demand to ensure that the configurations of the services it depends on aren't a mess. Open the Windows Service Director by pressing Win + R, typing "services.msc" in the dialog box, and hitting Enter. Locate Windows Direction Instrumentation and double-click on information technology.

windows management instrumentation in windows services manager

In the Full general tab, ensure Service status shows that the service is running and that its Startup type is Automated.

windows management instrument properties

Do the aforementioned for the Remote Procedure Call (RPC) service.

At present, restart your computer and see if the Windows Security Centre runs normally. If that fixed the problem, the error message telling you that Windows Security Middle can't start volition not pop upwards once more.

Another way is to check if Windows Service Center is running is in the Windows Services Managing director. Just launch it again, gyre down the list of services until yous run into Security Eye, and double-click on it. So, brand certain that Service status says "is running" and Startup blazon is Automatic (delayed start) in the General tab.

security center properties in windows service manager

3. Perform a WMI Repository Repair

A corrupt WMI Repository can make Windows Security Middle neglect to start, and repairing it tin ready the issue in most cases. Blazon "cmd" in the Search bar of the Taskbar, correct-click on the Control Prompt app in the search results, and click on Run as ambassador. Next, blazon "winmgmt /verifyrepository" and hit Enter.

checking wmi repository status through command prompt

If the repository is fine, you lot'll get a message saying, "WMI repository is consistent." But if it isn't, yous tin repair it by typing "winmgmt/salvage repository" in Control Prompt and hit Enter.

When Windows finishes repairing the WMI repository, Command Prompt will display the message: "WMI repository has been salvaged." Restart your calculator and check if everything is okay with Windows Security Middle.

four. Gear up Window Security Center Issues With System File Checker

If Windows Security Center doesn't start because of a corrupted arrangement file, a utility known equally System File Checker can help. Information technology volition scan your system for corrupted files and repair any that it finds. Open control prompt every bit ambassador, type "sfc /scannow" and press Enter to begin the scan.

running file system checker through command prompt

Once Windows completes the scan, restart your PC and meet if that resolved the trouble.

five. Perform a Windows Repair

It might exist time to perform a deep repair of the unabridged operating organisation when all else fails. There are a couple of free tools that you tin use to repair Windows 10 and repair Windows xi. Exist sure to create a organization restore signal before repairing Windows then that yous can roll back the changes if something goes wrong.

Now Windows Security Center Will Start

Seeing an error alerting you that Windows Security Center is declining to commencement means your computer's security is compromised. The steps outlined above should put an finish to the error message: "The Windows Security Eye service tin't be started." This will signify that the service is running smoothly, and in doing and so, make your computer significantly less vulnerable.