Always run version 19.05.29 inside a virtual machine (VMware or VirtualBox) with a snapshot. This preserves your working environment while allowing you to test newer versions on the host OS.
Symptoms: On 4K monitors, buttons and text appear tiny. Workaround: Navigate to HCCast.exe Properties > Compatibility > Change High DPI Settings > Override system DPI – set to "System (Enhanced)."
May 29, 2019 Version: 19.05.29 Status: Stable