The update takes about 30–90 seconds. The screen may flicker, turn off, or show a progress bar. Do not power off or remove the card during this process.
In the system menu, select USB as "MSC" (Mass Storage Class). Transfer Firmware:
New features might be added, or existing ones optimized to better utilize the hardware.
Use the high-quality USB Type-C cable provided by Owon, or a verified data transfer cable. Avoid loose ports or faulty hubs. owon hds242 firmware
are also widely used by enthusiasts to track version histories and bug fixes. Upgrade Procedure
Aris typed: WRITE 0x0800C000 4 DE AD BE EF
New firmware often changes the EEPROM mapping of user settings. Go to Utility > System > Factory Reset . This erases old calibration offsets that might conflict with new algorithms. The update takes about 30–90 seconds
I can provide direct links or specific version details once I know your setup. AI responses may include mistakes. Learn more Share public link
The tool should automatically detect your device via the COM port. If not, refresh the connection or reinstall the USB driver.
The base HDS242 does not have a touchscreen or signal generator. If you have a model with a built-in signal generator, it is likely the HDS242S . Firmware for the base HDS242 and HDS242S may differ. Always verify your exact model before updating. In the system menu, select USB as "MSC" (Mass Storage Class)
Visit the Owon Official Website Support/Download section and search for the HDS242 series to find the latest firmware.
Resolves system crashes, screen freezes, and measurement glitches.