How Do I Know If I Have Windows Defender on My Computer?
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How can I tell if Windows Defender is on?

Open Task Manager and click on Details tab. Scroll down and look for MsMpEng.exe and the Status column will show if it’s running. Defender won’t be running if you have another anti-virus installed. Also, you can open Settings [edit: >Update & security] and choose Windows Defender in the left panel.

Do all Windows 10 have Windows Defender?

Always on defense—at no extra cost. No need to download—Microsoft Defender comes standard on Windows 10 as part of Windows Security, protecting your data and devices in real time with a full suite of advanced safeguards.

Sarah Jenkins

Sarah Jenkins

Senior Technology Editor & AI Specialist

Sarah Jenkins is a veteran tech journalist with over 12 years of experience covering artificial intelligence, mobile innovations, and digital ethics. Her insights have appeared in leading technology publications worldwide.

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