Learn to remove Maximum Security, Internet Security, or Antivirus+ Security from your Windows computer if you need to reinstall or are no longer using the program.

Uninstall using the Diagnostic Toolkit

  1. On your keyboard, press Windows + R keys at the same time to open the Run window.
  2. Type supporttool.exe, then click OK.

    If it is missing or is not showing in the results, you can uninstall the program here.

  3. When the User Account Control window appears, click Yes.
    This will open the Trend Micro Diagnostic Toolkit.
  4. Select the (C) Uninstall tab, then click 1. Uninstall Software.

    Uninstall Trend Micro for Windows

  5. Click Yes, then copy your serial number.
  6. Put a check on I copied my serial number, then click Uninstall.

    Uninstall Trend Micro for Windows

  7. Click Yes when asked to restart your computer.

I am uninstalling a different Trend Micro product

To remove other products, such as, Worry-Free Security Agent, Apex One Security Agent and other Trend Micro Business Products on your Windows computer, click the link below for uninstall instructions:

See also

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