Upgrading your Trend Micro Security for Mac to the latest version

  • Solution ID:1054433
  • Last Updated:Apr. 06, 2018 1:32 AM (PST)
  • Applies to:Antivirus for Mac - 2015, Antivirus for Mac - 2016, Antivirus for Mac - 2017, Antivirus for Mac - 2018;Titanium Internet Security for Mac - All;Trend Micro Smart Surfing for Mac - All;
  • Upgrade | Antivirus for Mac

This article shows how to upgrade your Trend Micro Smart Surfing for Mac and Titanium Internet Security for Mac to Antivirus for Mac.

Take note of your serial number

To find your serial number, do the following:

  1. Click the Trend Micro icon on the upper right side of the menu bar.
  2. Click Open Trend Micro Internet Security on the list to open the Trend Micro program.

    Open Trend Micro Internet Security

  3. Click Subscription Expires at the lower right corner of the Trend Micro main console.

    Click Subscription Expires

  4. The Subscription Information window will appear with your program information and Serial Number. Copy your Serial Number.

    Subscription Information

Make sure your Mac meets the system requirements
To check if your Mac meets the system requirements, refer to this Knowledge Base article: System Requirements for Trend Micro Security for Mac


Uninstall your old Trend Micro program (2017 or older version)

To uninstall your old Trend Micro program, do the following:

  1. Click Go > Application located in the upper-left of the Desktop.


  2. Select Trend Micro.

    Trend Micro

  3. Select Uninstall Trend Micro Internet Security.

    Uninstall Trend Micro

  4. Click Uninstall.


  5. Enter your Mac credential if necessary.


Download and install Antivirus for Mac

For installation instructions, you can watch the video tutorial or follow the steps below:

  1. Download the disk image (.DMG) or installer file, then save it to your desktop. 

    Download Installer

  2. Open the Antivirus for Mac installer.
  3. Click Install Trend Micro Antivirus.


  4. Click Open on the security warning to continue the installation.
  5. Click Continue.

    Installer Prompt

  6. Click Continue on the Welcome screen.

    Welcome screen

  7. Read the License Agreement, then click Continue.

    License Agreement

  8. Click Agree when prompted to accept the License Agreement.

    You can click Disagree if you do not agree with the terms of the License Agreement but this will automatically terminate the installation process.

  9. Type your serial number on the field provided, then click Continue.

    Enter serial number

    You can find the serial number from the CD sleeve or Order Confirmation email. If you want to install the trial version, select Start a free trial of Trend Micro Internet Security , then click Continue.

  10. Click Install .


  11. Type your administrator password, then click Install Software.

    Type administrator password

    The administrator password is created when you first set up your Mac operating system. Wait while the Trend Micro components are installed onto your Mac.

  12. Provide your email address, then click Continue.

    Type email address

  13. Click Close after the installation is done.

    Installation successful