Fix "Unable to Start Protection" error on Mac

You see this pop up while installing Trend Micro Antivirus for Mac:

Why did this happen?

A Mac permission issue prevents the program to continue.

What should I do next?

Add Antivirus for Mac to Login Items:

1. Restart your Mac.
2. Go to > System Preferences > Users & Groups.

   

3. Select the Login Items tab.

   

4. Check the box beside Trend Micro Antivirus.

   

   If Trend Micro Antivirus is missing:

   1. Click the + icon.

      

   2. Select Applications, then double-click the Trend Micro folder.

      

   3. Choose Trend Micro Antivirus, then click Add.

      

5. Open Trend Micro Antivirus again and check if you still see the error message.