This software update provides improved compatibility for Blackmagic URSA Broadcast when communicating with J series Canon B4 lenses.
What's new in Blackmagic Camera Setup 6.8.1
New features for URSA Broadcast
Improved compatibility with J series Canon B4 lenses.
New features for URSA Studio Viewfinder
Manufacturing software improvements.
No new features in 6.8.1 for other camera models.