For advanced users, there are open-source firmware projects available on platforms like GitHub (Donwulff) and GitHub (pecostm32) . these projects often include custom bootloaders that allow you to switch between multiple firmware versions or improved measurement features. FNIRSI 1014D - How to do a Firmaware Upgrade Tutorial

: Ensure the oscilloscope is connected to a stable power source during the update; an interruption can lead to a failed boot. Community & Open Source Alternatives

: This can happen if the internal SD card is corrupted or the wrong firmware was flashed.

: This usually means you used the firmware for the other screen type. Re-run the process with the second .bin file provided in the update package.

digital oscilloscope can resolve display issues, improve system stability, and occasionally add new software features. Because FNIRSI has used different hardware components (specifically different screens) over time, the update process requires careful file selection to avoid screen-shift errors. Preparation Requirements Before starting, ensure you have the following: