A regression introduced in 4.1.5 that would cause paused videos to play back at the wrong speed when restarted.
An issue that would prevent seamless video loops when the entire video cue was looped.
An issue that would prevent QLab from rendering to a screen for a surface if a new screen was connected to the same port that had previously been used to build the surface.
A bug that prevented the highlight color of related cart cues from updating when the selection changed.
Improved stability when connecting to QLab Remote using USB tethering.
Various additional bug fixes, some which prevent crashes.