Windows 10 and 11 come with a free pre-installed antivirus program called Windows Security. This program protects your computer from various security issues, including malware, viruses, PUPs, and more. 🛡️💻

Additionally, the latest version of Windows Security includes a security feature that protects your computer from attacks. ransomwareIt's a highly reliable security solution that provides real-time antivirus protection. 🔒✨

However, Windows Security isn't completely bug-free, and many users frequently report problems. For example, many say the program won't open at all. 😩

Why won't Windows Security open?

The Windows Security app may fail to open for several reasons. This could include corrupted system files, invalid registry entries, etc. Here are some notable reasons that can cause these issues:

• You're using a pirated version of Windows. 🚫
• The version of Windows Security installed on your device is outdated.
• Corrupted system files.
• Invalid or corrupt registry entries.
• Windows Security app files are corrupted.
• You are using other security programs on your PC.

If you're experiencing these issues, you've come to the right place. In this article, we'll share a step-by-step guide on how to fix them. solve the opening problem of Windows Security in Windows 11. 📚🖥️

1. Repair Windows Security

In this method, we'll repair the Windows Security app to fix the problem that keeps keeping it from opening. Here's what you need to do:

1. First, click on the Windows 11 start menu and type Windows Security.

2. In the right panel, click App settings.

3. Now, scroll down and click on the button Fix, as shown below.

Now, wait for the process to complete. Once it's finished, you should run the app to see if the problem persists. 🕒✅

2. Restart the Windows Security app

In this method, we'll restart the Windows Security app to resolve the issue of it not opening or working in Windows 11. Here are the steps:

1. First, click on the Windows 11 start menu and type Windows Security.

2. In the right panel, click App settings.

3. Now, scroll down and click on the button Restore, as shown below.

4. Then, follow the on-screen instructions to complete the reset process. 🔄📲

3. Restart the Security Center service

For those who don't know, the Security Center is a Windows service that runs every time you start your PC. Sometimes, the service fails to start, resulting in Windows Security not opening. Therefore, we need to restart the Security Center service to fix this problem. 🔄🔧

1. Press the key combination Windows + R to open the RUN dialog box. In the RUN box, type services.msc and press Enter.

2. In Windows services, look for the service Security Center.

3. Right-click on the Security Center and select Reboot.

This is how you can fix the problem of Windows Security not opening in Windows 11.

4. Run an SFC scan

System file corruption is another reason why Windows Security won't open. Therefore, we must run an SFC scan To fix corrupted files, here's what to do:

1. First, open Windows search and type Command Prompt.

2. Right-click on Command Prompt and select Run as administrator.

3. At the Command Prompt, enter sfc /scannow

4. Now, wait until the process is complete. If Windows detects any problems, it will automatically fix them. 🔍🛠️

Here's how you can run the SFC command to resolve the Windows Security app not opening or working issue in Windows 11.

5. Re-register Windows Security apps

Re-registering the Windows Security app in Windows 11 has helped many users resolve the issue. If the app still won't open on your device, follow these steps to re-register it via Command Prompt.

1. Write "Command Prompt" in Windows Search 11. Then, right click on the Command Prompt and select Run as administrator.

2. When Command Prompt opens, run this command and press Enter.

Get-AppxPackage Microsoft.SecHealthUI -AllUsers | Reset-AppxPackage

3. If the above command didn't help, run this command:

powershell -ExecutionPolicy Unrestricted Get-AppXPackage -AllUsers | Foreach {Add-AppxPackage -DisableDevelopmentMode -Register "$($_.InstallLocation)\AppXManifest.xml"}

After running the command, restart your computer and reopen the Windows Security app. 🔄🖥️

6. Uninstall other antivirus programs

Both Windows 10 and Windows 11 don't allow two different antivirus programs to run at the same time. So, if you're using any antivirus software, you'll need to disable it. 🚫

If disabling other antivirus programs doesn't help, uninstall them from your system. Once you've uninstalled other security programs, you should check if Windows Security opens. 🔍

7. Disable the startup program

Aside from antivirus software, several third-party apps and services can disrupt Windows Security. As a result, Windows Security won't openTo resolve this issue, we need to find and disable the problematic launcher app. 🔍🚀

1. Press the key Windows + R to open the RUN dialog box. In the RUN box, enter msconfig and press Enter.

2. Select the tab Services in the system configuration window, as shown below.

3. Now, check the box behind Hide all Microsoft services and click the button Disable all.

4. Then, switch to the tab Start, as shown below. Then, click on the link Open Task Manager.

5. Under Start, select a program and click the button Disable. Repeat this step until you've disabled all programs. 🔒❌

After making the changes, restart your Windows 11 PC. Your PC will restart without any third-party apps. If Windows Security opens after the restart, you should review your recently installed apps and programs. 🔄🖥️

8. Update Windows 11

Since Windows 11 updates are expected to bring new features, bug fixes, and security improvements, keeping the operating system up to date is essential. 📅✨

Windows Security may not open due to an existing bug that Microsoft has fixed with a system update. Therefore, it's recommended that you update Windows 11 to resolve issues related to these bugs.

To update Windows 11, open Settings > Windows Update and click the button Check for updates.

9. Restart your Windows 11 PC

If none of this has worked, Reset your Windows 11 PC Restarting your computer at its default startup should be your last resort. You don't need to use the command-line tool to restart your computer, and you won't lose your data. ⚠️📂

In Windows 11, you get the reset options in the Settings app, and you can keep your files. But the reset will still return all settings and apps to their default state. Here's how. restart Windows 11:

1. Click the Windows 11 start button and select Configuration.

2. When the Settings app opens, switch to Windows Update > Advanced options.

3. On the right side, click on Recovery.

4. Now scroll down to the recovery options and click on the button Reset PC.

5. Now, you must choose whether to keep your files or delete everything. Choose Keep my files if you want to keep your files. 📁💾

6. After selecting, follow the on-screen instructions to complete the reset process. 🚀🔄

After the restart, open the Windows Security app again. This time, the Windows Security app will open. 🎉✨

We're sure these methods will help you fix the Windows Security app not opening issue in Windows 11. I hope this article was helpful! Share this with your friends. If you have any questions, let us know in the comments! 📝💬