Here is a video of installing mytaxexpress 2020 on MacOS. It shows the process of these steps. After install you should see a new application icon inside Applications folder.
1) download mytaxexpress .pkg file
2) run .pkg file (you may need to right click CTRL key when you open/run this .pkg file)
3) After running .pkg file, you will find mytaxexpress installed inside Applications folder
4) Go to Applications folder, you can run mytaxexpress
5) Please give Write/Read access to Documents folder to mytaxexpress.
Video Link: https://www.youtube.com/watch?v=lW7WWaX8WTUTags: Install, Mac, pkg, Setup