How to Run Windows Defender Offline

Windows Defender Offline is a specialized tool that detects and removes persistent malware such as rootkits. Windows Defender Offline is used in the event that Windows Defender or Microsoft Security Essentials detects an anomaly that...
Method 1 of 4:

Windows 10 Creators Update and Later

  1. How to Run Windows Defender Offline Picture 1How to Run Windows Defender Offline Picture 1
    Go to the Windows Defender Security Center.
  2. How to Run Windows Defender Offline Picture 2How to Run Windows Defender Offline Picture 2
    Click on Virus & Threat Protection.
  3. How to Run Windows Defender Offline Picture 3How to Run Windows Defender Offline Picture 3
    Click "Advanced scan".
  4. How to Run Windows Defender Offline Picture 4How to Run Windows Defender Offline Picture 4
    Click the radio button for Windows Defender Offline, then click Scan now. Your PC will boot off of the Windows Defender Offline media in the Windows RE tools.
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    Check the scan results in the window that pops up upon login.
Method 2 of 4:

Windows 8 to Windows 10 Anniversary Update

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    Go to Settings > Update and Security > Windows Defender.
  2. How to Run Windows Defender Offline Picture 7How to Run Windows Defender Offline Picture 7
    Click on the "Scan offline" button. Your PC will restart and boot off of the Windows Defender Offline media in the Windows RE tools.
  3. How to Run Windows Defender Offline Picture 8How to Run Windows Defender Offline Picture 8
    Check the scan results in the window that pops up upon login.
Method 3 of 4:

Windows 8 to Windows 10 Anniversary Update (Alternative method)

  1. How to Run Windows Defender Offline Picture 9How to Run Windows Defender Offline Picture 9
    Launch Windows Defender.
  2. How to Run Windows Defender Offline Picture 10How to Run Windows Defender Offline Picture 10
    Click on the orange "Download & Run" on the screen that says that your PC needs additional cleaning. Your PC will restart and boot off of the Windows Defender Offline media in the Windows RE tools.
  3. How to Run Windows Defender Offline Picture 11How to Run Windows Defender Offline Picture 11
    Check the scan results in the window that pops up upon login.
Method 4 of 4:

Windows 7 and Earlier

  1. How to Run Windows Defender Offline Picture 12How to Run Windows Defender Offline Picture 12
    Download the Windows Defender media creation tool on a PC that does not have the malware (32-bit direct link 64-bit direct link).
  2. How to Run Windows Defender Offline Picture 13How to Run Windows Defender Offline Picture 13
    Insert a blank flash drive formatted to FAT, not exFAT or NTFS. Then follow the prompts on screen to create the Windows Defender media.
  3. How to Run Windows Defender Offline Picture 14How to Run Windows Defender Offline Picture 14
    Turn off the infected computer, and insert the Windows Defender media into the computer.
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    Boot into the BIOS, where you will have to change the boot order.
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    Exit the BIOS, and restart your computer. The Windows Defender media should run off of the USB drive, and should fully scan your computer.
  6. How to Run Windows Defender Offline Picture 17How to Run Windows Defender Offline Picture 17
    When the scan completes, boot back into the BIOS, and change the boot order back to normal. Otherwise, you will be stuck booting to the USB drive.
  7. How to Run Windows Defender Offline Picture 18How to Run Windows Defender Offline Picture 18
    Remove the USB drive. Check the scan results in the window that pops up upon login.
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