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You've encountered the following error message while installing Trend Micro on your Windows computer:

"Installation Incomplete. Error code #1603, 3003, 0x00000000"

Why Did This Happen?

Trend Micro cannot set up an important component to install the program.

What Should I Do Next?

Follow these simple steps to fix the issue:

  1. Log onto your computer using an account with administrator privileges.
  2. Click the Start , then go to Settings > Update & Security > Windows Update. You can also access it via the shortcut button below:

    Windows Update

  3. Click Check for updates.
  4. Restart your computer for the changes to take effect.
  5. Note: Ensure that there’s no error encountered for updates as sometimes it affects the installation of the Trend Micro Product.

  6. After restarting, run the installer again.
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