The universal control for FaderPort 8 failed to update from firmware 2.01 to the current 3.43 on a MacBook Pro
Seconds into the update to the firmware FP8 says "Update failed please power cycle" while Universal Control v3.43 says that the update was 'complete'
This has happened over 12 times
At one point the error message "ucapp has failed" was displayed.
The steps for Rebooting have been powering off the FP8, unplugging the FP8 power cable and USB from the MBP
The operational manual webpage is:
Universal Control version 126.96.36.199348 macOS x64 (Built on Jul 3 2020): PreSonus_UniversalControl_v3_3_0_59348
MAC Operating Systems: macOS 10.15.4 Catalina 2.5 GHz Quad-Core Intel Core i7 16 GB 1600 MHz DDR3,
Studio One 4.6.2 (PreSonus Studio One 4.dmg)
PreSonus Quantum 2626 (Universal Control v188.8.131.52348)