The on your computer (Windows 10, 11, etc.). The specific issue you are trying to fix with an update. Share public link
The Ultimate Guide to Owon HDS242 Firmware Updates The Owon HDS242 is a highly popular 3-in-1 handheld digital oscilloscope, waveform generator, and multimeter. Keeping its firmware updated ensures optimal performance, bug fixes, and access to new features.
Ensure you are using a USB port directly on your computer (avoid unpowered USB hubs). Verify that the device is truly in "Upgrade Mode" rather than standard USB mass storage or oscilloscope link mode. Try reinstalling the USB drivers as an administrator. 2. The Upgrade Failed Mid-Way
: Download the correct firmware file (typically named Scope.upp ) from the Owon Download Center and copy it directly to the root of the scope's removable disk. owon hds242 firmware
A newer project called , developed by GitHub user sichardtg, aims to provide a real‑time live view of the HDS242 on a computer. As of late 2024, it was in pre‑alpha, but the author has demonstrated a working graph that updates through the HDS242’s HID USB interface. The long‑term vision includes:
In the PC software, click or Browse to select the downloaded firmware file.
Newer units often ship with these versions. Some users have reported that updating from very old versions (like v1.6.0) to these is not possible due to hardware differences. Calibration: The on your computer (Windows 10, 11, etc
The device screen will either remain dark or display an "Upgrade Mode" graphic, indicating it is ready to accept new software. Step 3: Flash the Firmware File Open the exe file on your computer.
Newer versions often optimize the user interface, making menu navigation smoother.
Because official Owon firmware downloads can sometimes be difficult to navigate or specific to certain serial numbers, a dedicated community on the EEVblog forums and GitHub repositories has archived versions for various hardware. Firmware Series Typical Hardware Early HDS242S Early units often shipped with v1.2.0 or v1.3.3. v3.x.x Try reinstalling the USB drivers as an administrator
Power cycle the unit. The device will begin the update and typically turn off automatically once finished.
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. The unit will automatically detect the new file and begin the update process.