On the oscilloscope, go to MENU > USB export . Your computer should recognize a new 8GB drive. Transfer Firmware: Open the new drive and delete any existing files. Copy your new FSI-1014.bin file onto the root of the drive.
The device will show a progress bar for roughly 20 seconds, then reboot automatically into the new firmware. Open Source & Custom Firmware Options
Another community-driven project on GitHub provides alternative software and calibration tools, though it requires caution to avoid bricking. fnirsi 1014d firmware link
An open-source copy and experiment for the 1014D available on GitHub . It includes a bootloader that allows you to choose between different firmwares at startup.
As of early 2026, the latest official firmware for the FNIRSI 1014D is . Release Date: Roughly October 2021. On the oscilloscope, go to MENU > USB export
Connect the oscilloscope to your computer using a USB-A to USB-A cable.
Includes oscilloscope and memory improvements, and fixes for filter shape defaults. Copy your new FSI-1014
For advanced users looking for more than the factory experience, there are ongoing reverse-engineering projects:
The update process for the 1014D is straightforward and involves using the device's internal storage.
There are two different display types used in the 1014D manufacturing process. If you install V3.0 and notice the screen is shifted or parameters are cut off, you may need the "other" variant of the V3.0 firmware file designed for your specific screen hardware. Where to Find the Firmware Link