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I just updated to macOS Catalina (10.15) and my Displays stopped working. How do I fix this issue?

Computers running macOS Catalina (10.15) may experience compatibility issues with products that use DisplayLink technology, such as USB Docking Stations and Video Adapters. Connecting to a DisplayLink-powered Product may cause the Display(s) to output a blank screen. If you experience this problem, follow these steps:

  1. Update computer to the latest version of macOS 10.15
  2. Permit Screen Recording by following these steps: macOS Catalina 10.15: Screen Recording permission (external link)
  3. Enable the DisplayLink Kernel Extension by following these steps: macOS 10.13, 10.14 and 10.15: Video functionality not enabled (external link)