Connect the oscilloscope to your Windows PC using the provided USB cable.
| Version | Release Date | Key Improvements | |---------|--------------|------------------| | v1.1.0 | 2022 (original) | First production release | | v1.2.0 | 2023 Q2 | Fixed battery drain, added waveform recording | | v1.3.0 | 2024 Q1 | Improved FFT resolution, reduced fan noise | | | 2024 Q4 | Stable trigger for PWM signals, fixed Chinese/English switch bug |
Due to the limitations of the stock user interface (UI) and feature set, independent developers within the open-source community have reverse-engineered the 1014D hardware.
Navigate to the "Digital Oscilloscope" or "Benchtop Oscilloscope" section to locate the
FNIRSI hosts firmware and tools on their dedicated forum. Go to: fnirsi 1014d firmware link
The most reliable source is the official FNIRSI Manuals & Firmware page
Before flashing your device, it helps to understand what an update actually fixes. Manufacturers and open-source developers regularly patch firmware to address hardware limitations.
The FNIRSI 1014D is a popular budget-friendly, 2-in-1 digital oscilloscope and signal generator, but its true potential is often unlocked through community-driven firmware updates, particularly as the official support site can be inconsistent. Official Firmware Link & Source
System patches refine the Fast Fourier Transform math engine for cleaner spectrum analysis. Connect the oscilloscope to your Windows PC using
The device will show a progress bar for roughly 20 seconds, then reboot automatically into the new firmware. Open Source & Custom Firmware Options
Ensure you have a stable USB connection; do not power off during the flash. 🚀 Step-by-Step Guide firmware file from the links above. Connect the to your computer via USB while the device is Press and hold the button while pressing the The device will appear as a "U-disk" on your PC. Drag and drop the file into the root directory of the device. Eject the drive and restart the oscilloscope. ⚠️ Important Considerations Version Matching:
Updating the FNIRSI 1014D requires a standard USB-A to USB-B data cable (typically included in the box) and a Windows PC. Step 1: Prepare Your Device Turn off the FNIRSI 1014D completely. Connect the oscilloscope to your PC using the USB cable.
The firmware file will typically be compressed in a .zip or .rar archive, or available directly as a .bin or .upk file. Download the file with the highest version number or the latest release date. Why Should You Update Your FNIRSI 1014D Firmware? Go to: The most reliable source is the
A: Ensure you are using a data-transfer USB-C cable (some cables are for charging only). Also, try a different USB port on your computer.
Instead, distribution usually occurs via two methods:
Updating your FNirsi 1014D firmware is a relatively straightforward process. Here's a step-by-step guide:

TESTED 08 Mar 2026
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