Shotcut may be either incompatible with your computer or you may have a bad install or upgrade. You can also try the different options in Settings > Display Method .
This setting is only available on Windows and Linux.
Shotcut uses OpenGL technology to draw its user interface and display video. OpenGL is typically implemented in the GPU of your computer and its driver in the operating system. These two pieces (Shotcut and the UI library it uses) and the OpenGL implementation need to communicate using a complex protocol. Sometimes, they do not communicate well and have compatibility or interoperability problems. Thus, there are some workarounds:
use only s…