A progress bar appeared on the PC screen. Simultaneously, the oscilloscope’s screen went white, displaying a progress bar of its own. A counter ticked up: 1%, 2%...
: Download the firmware file, typically named FSI-1014.bin , from the FNIRSI Official Support Page .
The is a standard procedure for resolving system bugs, improving measurement accuracy, and fixing UI issues like screen misalignment. As of 2026, the most stable official release is Firmware V3.0 . How to Perform the Firmware Update