Anti-Virus for macOS

2025 Trellix Advisory - UH Trellix Licensing Ending 9/15/25
UH's license agreement with Trellix (formerly known as McAfee) will end on 9/15. As such, ITS advises that all users with Trellix installed on their personal devices should uninstall Trellix before 9/15.
 
For personal devices, ITS is recommending you use your operating system's built-in anti-virus/anti-malware solution: Windows Defender for Windows devices and XProtect for macOS devices. Additionally, ITS also recommends reviewing the ITS Infosec Personal Security Checklist for resources and tips on how to better secure your devices and data.
 
If you have any questions or need assistance with uninstalling Trellix, please contact the ITS Help Desk. Please also refer to our official notice for the latest information: https://www.hawaii.edu/its/alerts/?t=5&id=6

Trellix Uninstall Instructions

https://www.hawaii.edu/askus/1914

Uninstall Instructions

For the uninstall instructions to work, you must be logged in on the Mac in an account with administrator privileges.

  1. Open a Finder window. (Click on the "Face" icon on the far left side of the Dock.)
  2. Click on the Go menu and select Utilities.
  3. Double-click on the Terminal icon. You will see the command prompt which includes the User ID for the account you are in and the "%" character (e.g. jdoe%).
  4. Type sudo /usr/local/McAfee/uninstall EPM (there is a space after “sudo”) and press the Return key.
  5. Enter the password for the account you are logged into (must be an administrator account) and press the Return key. Note: Nothing will be displayed in the Terminal window as you enter your password, and you cannot backspace.
  6. Type sudo /Library/McAfee/agent/scripts/uninstall.sh (there is a space after “sudo”) and press the Return key.
  7. If prompted, enter the password for the account you are logged into (must be an administrator account) and press the Return key. Note: Nothing will be displayed in the Terminal window as you enter your password, and you cannot backspace.
  8. If everything uninstalled successfully, click on the Terminal menu and select Quit Terminal.
  9. Restart your Macintosh.

For Anti-Virus For Windows, go to https://www.hawaii.edu/askus/1651

Uninstall Firewall and Web Control packages

If you accidentally installed the Firewall and/or Web Control packages, you can do the following steps to uninstall them.

  1. Open a Finder window. (Click on the "Face" icon on the far left side of the Dock.)
  2. Click on the Go menu and select Utilities.
  3. Double-click on the Terminal icon. You will see the command prompt which includes the User ID for the account you are in and the "%" character (e.g. jdoe%).
    • Type the command which corresponds with the package that was installed:
      • sudo /usr/local/McAfee/uninstall Firewall
      • sudo /usr/local/McAfee/uninstall WebControl
  4. Press the Return key. A Warning about improper use of the sudo command will be displayed, then a prompt to enter the account password.
  5. Enter the password for the account you are logged into (must be an administrator account) and press the Return key. Note: Nothing will be displayed in the Terminal window as you enter the password, and you cannot backspace.
  6. If everything uninstalled successfully, click on the Terminal menu and select Quit Terminal.
  7. Restart your Macintosh.

For Assistance

If you need further assistance with McAfee Endpoint Security for Mac, please contact the ITS Help Desk for assistance.

Please rate the quality of this answer: Poor Fair Okay Good Excellent
Not the answer you were looking for? Try different keyword combinations and if you still can’t find your answer, please contact us.
Article ID: 1652
Created: Fri, 26 Jun 2015 3:52pm
Modified: Fri, 22 Aug 2025 1:42pm