Hello! Thank you for your question. To place flags on a Mac, you can use the following method:

1.
Right-click: On a Mac, this is typically done by tapping with two fingers on the trackpad simultaneously.
2.
Secondary click: If you have a mouse, you can enable the secondary click in your system preferences.

Hello! Thanks for your feedback. We are very sorry you don't like this extension. We have other extensions and you can find something interesting.