Windows 10: Windows defender not starting

I deinstalled avira because it messed with a game I had so I wanted to use windows defender instead. But I can't activate it for some reason. I thought it may be a virus so I reinstalled avira and did a scann but everything was fine. Can anyone help me? My Systemevice-SpecificationDevicename: DESKTOP-VJNQN9KProzessor: AMD Ryzen 5 2600 Six-Core Processor 3.40 GHzinstalled RAM: 16,0 GBSystemtype: 64-Bit-Betriebssystem, x64-basierter ProzessorSystem-specificatonWindows 10 Home22H20.5.02.202319045.4894Windows Feature Expierence Pack 1000.19060.1000.0

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window defender

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      You will want to print these instructions for offline reference -
      

IMPORTANT => DON'T SKIP ANY STEP perform all Steps in one uninterrupted session - If a Step says to reboot
reboot.

Problems starting Windows Defender in Windows 8/8.1/10

Pləase let us know what fixes the problem or if the pяoblem remains.

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Windows Defender Anitvirus

Hello,

There are multiple reasons why you are having issues, enabling Windows Defender. To assist you with your concern, you can refer to
PrashantKumar96's
Forum Article on how to fix Windows Defender not starting.

We suggest that you try the troubleshooting steps listed there, especially the number six troubleshooting step.

Let us know of the outcome.

Regards.

 

Windows Defender problem

Hi Ernst,

To troubleshoot this issue, we suggest that you check the Windows Defender service if it's running. If you are using a third party spyware/malware program, it may disable the Windows Defender service. To do this, please follow the steps below:

• Press Windows + R key.
• Type services.msc.
• Right-click Windows Defender service and click
  Start.

Let us know the result.