Sign In with your
Trend Micro Account
Need Help?
Need More Help?

Create a technical support case if you need further support.

"Tmsminstall.mpkg cannot be opened" error appears when installing the Security for Mac (TMSM) agent in Worry-Free Business Security

    • Updated:
    • 28 Feb 2014
    • Product/Version:
    • Worry-Free Business Security Standard/Advanced 7.0
    • Worry-Free Business Security Standard/Advanced 8.0
    • Worry-Free Business Security Standard/Advanced 9.0
    • Platform:
    • Windows 2008 Enterprise
    • Windows 2008 Small Business Server
    • Windows 2012 Enterprise
Summary
You encounter the following error while installing TMSM in WFBS.
"tmsminstall.mpkg" cannot be opened because it is from an unidentified developer.
Details
Public
The issue happens because of the machine's App Security feature.
To resolve the issue:
  1. Open your Mac and go to System Preferences.
  2. Select Security & Privacy.
  3. Under the General tab, click the padlock icon at the lower left corner of the page to enable changes on your machine. Type your password when prompted.
  4. Under the Allow apps downloaded from: section, select the Anywhereoption.
  5. Click the padlock icon again to to prevent further changes in the settings.
  6. Install the TMSM agent.
  7. After you successfully install the TMSM agent, go back to System Preferences > Security & Privacy > General.
  8. Click the padlock icon so you can change the settings.
  9. Under the Allow apps downloaded from: section, revert to the option Mac App Store.
  10. Click the padlock icon again to lock the settings.
Premium
Internal
Rating:
Category:
Troubleshoot; Install
Solution Id:
1101706
Feedback
Did this article help you?

Thank you for your feedback!

To help us improve the quality of this article, please leave your email here so we can clarify further your feedback, if neccessary:
We will not send you spam or share your email address.

*This form is automated system. General questions, technical, sales, and product-related issues submitted through this form will not be answered.

If you need additional help, you may try to contact the support team. Contact Support


To help us improve the quality of this article, please leave your email here so we can clarify further your feedback, if neccessary:
We will not send you spam or share your email address.

*This form is automated system. General questions, technical, sales, and product-related issues submitted through this form will not be answered.


Need More Help?

Create a technical support case if you need further support.