Fix 1603, 3003, 0xe0f00005 Install Error on Trend Micro for Windows

You may see this error message when installing the Trend Micro program on Windows:

"Installation Incomplete. Error code #1603, 3003, 0xe0f00005"

Why Did This Happen?

The installer 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. Download and install the Trend Micro Permission Tool to fix registry, folder and permission issues.
3. After restarting, run the installer again.