It runs automatically and can be accessed and set easily.
ThisMiniToolpost explains how to open and use Windows Defender in Windows 10/11.
It is an anti-malware component of Microsoft Windows.
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Unlike other third-party antivirus software, Windows Defender doesnt require additional download and installation.
Windows Defender is also called Windows Security, Microsoft Defender, Windows Defender Antivirus, or Microsoft Defender Antivirus.
If you cant find Windows Defender on your gear, you canupdate Windows 11/10to the latest version.

Learn how to upgrade from 32-bit Windows 10 to 64-bit Windows 11 in this post.
A step-by-step guide is provided.
Open Windows Defender from parameters
For Windows 10, pressWindows + Ito open Windows parameters.

ClickWindows Securityin the left panel and click theOpen Windows Securitybutton in the right window to open it.
Access Windows Defender from Control Panel
Way 5.
If you dont see the icon, it means you may not enable Windows Defender on your system.

Check how to enable or disable Windows Defender below.
How to Enable/Disable Windows Defender in Windows 11/10
Step 1: PressWindows + Ito open Windows controls.
Step 2: ClickPrivacy & Securityin the left panel.
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For Windows 10, clickUpdate & Security.
Step 3: ClickWindows Securityon the right.
Step 4: ClickOpen Windows Security.
How to Use Windows Defender in Windows 10/11
Windows Defender is included in the Windows Security.
It provides antivirus scanning, real-time protection, and other functions in theVirus & threat protectionsection.
This part introduces the functions of Windows Defender briefly.
you’ve got the option to choose one to fix your machine problems based on your needs.
it’s possible for you to find the Cleaned items, Quarantined Items and some controls in this section.
Real-time protection allows Windows to scan your box automatically to prevent the computer away from a malware attack.
Besides, you’re able to also add or remove exclusions in this section.
This function can prevent your trust files, folders, or processes from being removed.
But it is disabled by default.
you could enable it if you needed.
Is Windows Defender enough?
If you have doubts about this question, like read this post carefully.
Through the text, you may find the answer.
Bottom Line
Windows Defender protects computers with powerful features.
you might use different functions based on your need.