How Do I Update Windows Defender Antimalware?
Contents

How do I update Windows Defender using CMD?

Trigger a definition update for Windows Defender Antivirus using command prompt

  1. Open an elevated command prompt.
  2. Type or copy-paste the following command to update definitions: “%ProgramFiles%Windows DefenderMpCmdRun.exe” -SignatureUpdate.
  3. You are done.

26 июл. 2019 г.

How do I manually download Windows Defender updates?

To begin with manually updating your Windows Defender, you’ll have to first find out whether you’re using a 32-bit or a 64-bit version of Windows 7/8.1/10. Go to the downloads section and click on the downloaded file to install Windows Defender definitions.

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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