OS Security

Because I am not a certified Apple or Microsoft developer in order to run the application, you will need to override the default OS security when you first run the application.

Windows

Click on the 'More info' link and then the 'Run anyway' button

Windows SmartScreen warning dialog blocking Pycom from running
Windows SmartScreen More info link and Run anyway button to allow Pycom

MacOS

Click on the 'Cancel' button; then Open System Settings and go to 'Privacy and Security'; click on the 'Open Anyway' button for the Pycom application; enter your password when requested and then finally, click on the 'Open' button

macOS Gatekeeper dialog showing Pycom cannot be opened because it is from an unidentified developer
macOS System Settings Privacy and Security pane showing the Open Anyway button for Pycom
macOS confirmation dialog asking to open Pycom after security verification