Windows Security

Cannot Turn On Windows Security Service

In the world of digital security, one of the most frustrating issues users may encounter is the inability to turn on the Windows Security Service. This obstacle hinders the protection of valuable data and leaves users vulnerable to cyber threats. But fear not, as there are solutions to this common problem.

The Windows Security Service plays a vital role in safeguarding your system from malware, viruses, and other malicious attacks. However, there are instances where users encounter difficulties in enabling this essential protective feature. Whether it's due to software conflicts, corrupted files, or system errors, the inability to turn on Windows Security Service can leave users anxious and unprotected. Resolving this issue requires a combination of technical expertise and the right troubleshooting techniques, ensuring a secure computing experience for users worldwide.



Cannot Turn On Windows Security Service

Common Causes of Windows Security Service Failure

Windows Security Service is an essential component of the Windows operating system that helps protect your computer from various threats, including viruses, malware, and unauthorized access. However, there are instances when users encounter difficulty in turning on the Windows Security Service. This article aims to explore the common causes of this issue and provide possible solutions.

1. Disabled Windows Security Service

One of the primary reasons why users cannot turn on the Windows Security Service is if it has been disabled. This could happen due to various reasons, such as software conflicts, incompatible applications, or user intervention. When the service is disabled, your computer becomes vulnerable to security threats, so it's crucial to address this issue promptly.

To check if the Windows Security Service is disabled, follow these steps:

  • Open the Windows Security application by clicking on the Start button and searching for "Windows Security."
  • Click on "Virus & Threat Protection" in the left-hand menu.
  • Under the "Virus & Threat Protection Settings," click on "Manage Settings."
  • Scroll down to the "Real-time protection" section and ensure that it is turned on. If it is off, toggle the switch to turn it on.
  • Restart your computer to apply the changes.

Enabling Windows Security Service through Group Policy

If the Windows Security Service is still disabled, it may be due to group policy settings. Group policies are used to manage the behavior and security settings of multiple computers in a network. Here's how you can enable the Windows Security Service through group policy:

Note: This method requires administrative access to your computer.

  • Press the Windows key + R on your keyboard to open the Run dialog box.
  • Type "gpedit.msc" in the dialog box and press Enter.
  • In the Local Group Policy Editor, navigate to "Computer Configuration" → "Windows Settings" → "Security Settings" → "System Services."
  • Scroll down the list of services until you find "Windows Security Service" (also known as "Security Center" or "wscsvc").
  • Right-click on "Windows Security Service" and select "Properties."
  • In the Properties window, select "Automatic" as the startup type and click on "Apply" and then "OK."
  • Close the Local Group Policy Editor and restart your computer.

By enabling the Windows Security Service through group policy, you can ensure that it remains enabled even after system restarts or updates.

2. Third-Party Antivirus Software Conflict

Another common cause of the Windows Security Service failure is a conflict with third-party antivirus software installed on your computer. If you have another security program running alongside Windows Security, it may interfere with its operation and prevent it from turning on.

To resolve this issue, follow these steps:

  • Open the settings or control panel of your third-party antivirus software.
  • Look for an option that allows you to disable the software temporarily.
  • Disable the third-party antivirus software and close its settings.
  • Restart your computer and try turning on the Windows Security Service again.

If disabling the third-party antivirus software resolves the issue, you may want to consider uninstalling it or contacting the software provider for further assistance.

Windows Security and Third-Party Antivirus Exclusion

If you prefer to use both Windows Security and a third-party antivirus program simultaneously, you can set up exclusions to prevent conflicts. Exclusions allow specific files, folders, or processes to be excluded from scanning, ensuring smooth coexistence between the two security solutions.

To set up exclusions in Windows Security, follow these steps:

  • Open the Windows Security application and go to "Virus & Threat Protection."
  • Click on "Manage Settings" under "Virus & Threat Protection Settings."
  • Scroll down to the "Exclusions" section and click on "Add or remove exclusions."
  • Click on "Add an exclusion" and choose the type of exclusion you want to add (File, Folder, File type, or Process).
  • Follow the on-screen instructions to select the file, folder, file type, or process to exclude.

By configuring proper exclusions, you can ensure that Windows Security and your third-party antivirus software do not interfere with each other.

3. Corrupted System Files

In some cases, the inability to turn on the Windows Security Service may be due to corrupted system files. Corrupted files can occur due to various reasons, such as improper shutdowns, malware infections, or software conflicts. When system files are corrupted, it can affect the functioning of essential services like the Windows Security Service.

To fix corrupted system files, you can use the System File Checker (SFC) utility, which is built into Windows. Here's how:

  • Open the Command Prompt as an administrator. To do this, type "Command Prompt" in the Start menu search bar, right-click on "Command Prompt," and select "Run as administrator."
  • In the Command Prompt window, type the command "sfc /scannow" and press Enter.
  • Wait for the scan to complete. The System File Checker will automatically detect and attempt to fix any corrupted system files.
  • Once the scan and repair process is complete, restart your computer and try turning on the Windows Security Service.

If the System File Checker cannot fix the corrupted files, you may need to perform a more advanced repair using the Deployment Image Servicing and Management (DISM) tool or consider seeking assistance from a professional technician.

Using DISM to Repair System Image

If the System File Checker fails to repair the corrupted system files, you can try using the DISM tool to repair the Windows system image. DISM can scan for problems and restore the system image from the Windows installation media or a specified source. Here's what you can do:

Note: You will need a Windows installation media (such as a USB flash drive or DVD) or access to a network location with the necessary installation files.

  • Open the Command Prompt as an administrator, as explained earlier.
  • Type the command "DISM /Online /Cleanup-Image /RestoreHealth" and press Enter.
  • Wait for the tool to scan and repair the system image. It may take some time, depending on your system's health and available resources.
  • Once the repair process is complete, restart your computer and attempt to turn on the Windows Security Service.

If you're still facing issues with the Windows Security Service after trying these steps, it may be necessary to consult a professional technician or contact Microsoft support for further assistance.

Other Possible Causes and Solutions

In addition to the common causes mentioned earlier, there can be other factors contributing to the inability to turn on the Windows Security Service. Here are a few other possible causes:

1. System Compatibility Issues

Sometimes, certain system configurations or hardware/software incompatibilities can prevent the Windows Security Service from turning on. To address this, ensure that your computer meets the minimum system requirements for Windows Security and that all your hardware and software are up-to-date. Updating your drivers and performing regular Windows updates can also resolve compatibility issues.

2. Malware Infection

Malware infections can affect the functioning of various services, including the Windows Security Service. Run a thorough scan with an updated antivirus program to detect and remove any malware on your computer. It's also advisable to use anti-malware software that offers real-time protection to prevent future infections.

3. Limited User Permissions

If you're using a limited user account on your computer, you may encounter issues with turning on the Windows Security Service. Ensure that you have administrative privileges or switch to an administrator account to make the necessary changes to enable the service.

In Conclusion

The inability to turn on the Windows Security Service can be frustrating and leave your computer vulnerable to security threats. In this article, we explored some common causes of this issue, including disabled services, conflicts with third-party antivirus software, and corrupted system files. We provided step-by-step solutions such as enabling the service through group policy, disabling third-party antivirus temporarily, setting up exclusions, and using tools like the System File Checker and DISM. We also discussed other possible causes like system compatibility issues and malware infections. By following the solutions and preventive measures outlined, you can resolve the issue and ensure the proper functioning of the Windows Security Service.


Cannot Turn On Windows Security Service

Troubleshooting Steps for "Cannot Turn on Windows Security Service"

If you are encountering issues with turning on the Windows Security Service on your computer, follow these troubleshooting steps to resolve the problem:

  • Check for any conflicting antivirus software or firewall programs that may be preventing the Windows Security Service from turning on. Disable or uninstall any third-party security programs temporarily and try turning on the Windows Security Service again.
  • Run a full system scan with your antivirus software to check for any malware infections that may be interfering with the Windows Security Service. Remove any threats that are detected and try turning on the service.
  • Ensure that all critical Windows updates are installed on your computer. Outdated system files may prevent the Windows Security Service from turning on. Go to the Windows Update settings and check for any pending updates.
  • Restart your computer and try turning on the Windows Security Service again. Sometimes, a simple reboot can resolve temporary software glitches that may be causing the issue.

If the issue persists after trying these troubleshooting steps, you may need to contact your system administrator or technical support for further assistance in resolving the issue.


Key Takeaways: Cannot Turn on Windows Security Service

  • Windows Security Service may not turn on due to a corrupt installation.
  • Check if Windows Security Service is disabled in the Group Policy settings.
  • Running a full system scan using an antivirus software can help resolve the issue.
  • Updating the Windows operating system and Windows Security app can fix the problem.
  • Restarting the Windows Security Service in the Services console can resolve the issue.

Frequently Asked Questions

Here are some commonly asked questions related to the issue of not being able to turn on Windows Security Service.

1. Why can't I turn on Windows Security Service?

There could be several reasons why you are unable to turn on Windows Security Service. One possibility is that the service is disabled or not set to start automatically. Another reason could be that a third-party antivirus program is conflicting with the Windows Security Service. It is also possible that the service has been corrupted or damaged.

To resolve this issue, you can try enabling the Windows Security Service manually by following these steps:

  • Press the Windows key + R to open the Run dialog box.
  • Type "services.msc" and press Enter.
  • In the Services window, locate the Windows Security Service and double-click on it.
  • Change the Startup type to "Automatic" and click on the Start button.
  • Click Apply and then OK to save the changes.

If the issue persists, you may need to uninstall any third-party antivirus programs and perform a clean boot to troubleshoot any software conflicts. Alternatively, you can run the Windows System File Checker tool to repair any corrupted system files that may be causing the issue.

2. Can a virus or malware prevent me from turning on Windows Security Service?

Yes, it is possible for a virus or malware infection to interfere with the Windows Security Service and prevent it from being turned on. Viruses and malware often target security services to disable them and make it easier for them to infect and control your system.

If you suspect that your system is infected, it is recommended to run a thorough antivirus scan using a trusted antivirus program. Make sure your antivirus software is up to date to detect and remove any malicious files. Once your system is clean, you should be able to turn on the Windows Security Service without any issues.

3. Are there any known compatibility issues with Windows Security Service?

While Windows Security Service is designed to work seamlessly with Windows operating systems, there can be compatibility issues with certain software or system configurations. These compatibility issues can prevent the service from turning on or cause it to malfunction.

If you suspect a compatibility issue, you can try updating your operating system and all installed software to the latest versions. Additionally, you can check the Microsoft website or community forums for any known compatibility issues and possible workarounds.

4. Can a corrupt system file affect the Windows Security Service?

Yes, a corrupt system file can prevent the Windows Security Service from turning on. If a crucial system file related to the service is damaged or missing, it can disrupt its functioning.

To fix this issue, you can use the Windows System File Checker tool to scan for and repair any corrupted system files. This tool will automatically replace the damaged files with fresh copies from the Windows installation directory. Follow these steps to run the System File Checker:

  • Open the Command Prompt as an administrator.
  • Enter the command "sfc /scannow" and press Enter.
  • Wait for the scanning process to complete.
  • If any corrupted files are found, the tool will attempt to repair them.
  • Restart your computer and check if the Windows Security Service can now be turned on.

5. How can I prevent future issues with the Windows Security Service?

To minimize the risk of encountering issues with the Windows Security Service in the future, it is important to follow these best practices:

  • Ensure that the Windows Security Service is set to start automatically.
  • Keep your operating system and all installed software up to date.
  • Install a reputable antivirus program and regularly update its virus definitions.
  • Avoid downloading and installing software from untrusted sources.
  • Be cautious when opening email attachments or clicking on suspicious links.
  • Regularly perform system scans with your antivirus software.


To summarize, if you are experiencing difficulties turning on the Windows Security Service, there are a few potential causes and solutions to explore. First, ensure that you have the necessary administrative privileges to make changes to the service. If not, contact your system administrator for assistance.

Next, check that the service is not disabled or set to manual startup. You can do this by accessing the Services menu in the Windows Control Panel and changing the settings if necessary. If the service is already running but still encountering issues, it may be helpful to perform a system scan using an up-to-date antivirus software to check for any malware that could be affecting the service.


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