For MAC: www.trendmicro.com/activation
- Firstly make sure your Mac meets the system requirements
- In next step download the disk image (.DMG) or installer file, then save it to your desktop
- After that open the Antivirus for Mac installer.
- To install Trend Micro Antivirus Click Install.
- Insecurity warning, you need to click Open to continue the installation.
- Now Welcome screen will appear Click Continue.
- Read the Data Collection Notice, then click Continue.
- Read the License Agreement, then click Continue.
- Click Agree when prompted to accept the License Agreement.
- Now you need to put the serial number in a required field, then click Continue.
- If you want to install the trial version, select Start a free trial of Trend Micro Antivirus, then click Continue.
- Click Install.
- Type your administrator password, then click Install Software.
- For subscription your email address, then click Continue.
- Click Close after the installation is done.