Run-time error '1004' - Programmatic access to Visual Basic Project is not trusted (Mac)

This error appears on Office 2016 or Office 2019 on the Mac version.

This error is due to the addition of a security option in the Office options by Microsoft.

To solve your problem, please follow this procedure below :

1- Click on Excel menu

2- Click on Preferences

2- In the section Sharing and privacy, click on Security

3- Then check Enable all macros (...) and Trust access to the VBA project object model

You can now open XLSTAT securely.