This article explains how to update MSB for Mac users.
1. Click to open the downloaded MSB.dmg file.
2. Drag the MSB icon on top of the Applications folder in order to copy it there.
3. Replace the current application
4. Click on Eject MSB via right click.
5. Relaunch the test
6. Click allow on first time prompt
When you start up updated MSB, you will be warned that you downloaded MSB from the Internet. Because you download MSB from the official site, click Open.
You can now continue with the exam.