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shellext64.dll: Is It Safe?

Suspicious System/Malware Unknown

Generic name used by various software, including some malware variants. Verify exact location and publisher.

Quick facts

Filename shellext64.dll
Company Unknown
Status Suspicious
Category System/Malware

How to check this file on your PC

  1. Open ShellExView ( download guide) as Administrator.
  2. Find shellext64.dll in the list (Ctrl+F).
  3. Note the full path. Prefer Program Files for known vendors; treat Temp, Downloads, or random AppData paths as higher risk.
  4. Right-click the file in Explorer → Properties → Digital Signatures (or use Sysinternals sigcheck).

Disable without uninstalling

  1. In ShellExView: Options → Hide All Microsoft Extensions.
  2. Select the row for shellext64.dll.
  3. Press F7 (Disable Selected Items).
  4. Options → Restart Explorer (or Ctrl+E).
  5. Test right-click. Re-enable with F8 if something breaks.

FAQ

Is shellext64.dll a virus?

shellext64.dll is marked Suspicious in our database. Verify location and signature before you keep it loaded in Explorer.

How do I disable shellext64.dll?

Download ShellExView from NirSoft, run it as Administrator, hide Microsoft extensions, find shellext64.dll, press F7 to disable, then restart Explorer.

Who publishes shellext64.dll?

Listed company/vendor: Unknown. Type: System/Malware.

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