ScreenFlow 7.1.1 Released October 16, 2017
Link to 7.1.1 Release Notes
• Fixed - 7.1: Single GOP video files can cause ScreenFlow to hang.
• Fixed - 10.13 High Sierra: NVIDIA GPU driver issue can cause the canvas and exported video to show black frames or display other video corruption.
• Attention: The color correction filter will autiomaticially be disabled on NVIDIA GPU systems running 10.13. This is a temporary workaround for this issue until Apple/NVIDIA releases a fix.