Ensure your HDS242 is fully charged or plugged into a reliable USB power source during the update. A power failure mid-update can corrupt the device.

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Download the latest firmware package (usually compressed as a .zip or .rar file).

Ensure the HDS242 is fully charged or plugged into a stable power source via the USB-C port. A power failure during an update can permanently damage the hardware.

A: No. The HDS242 only supports firmware updates via microSD card. The USB port is for PC connection (data transfer, remote control) only.

This procedure is described in the user manual and is the standard way to update a working HDS242.

: In the System menu, navigate to the second page and select Upgrade .

Fixing crashes or unresponsive behavior.

Some users reported that a newer firmware update caused the LCD to display upside down, which happened in older firmware versions before being corrected in later iterations. If this happens, ensure you are using the correct firmware for your hardware version, or contact Owon support for a rollback.

Last updated: 2025. Firmware versions and procedures are subject to change. Always refer to the official documentation included with your device.

Download the package labeled specifically for the (ensure it matches your exact model, as installing HDS272 or HDS2102 firmware can break compatibility).

With the HDS242 powered off , insert the card into the slot on the side of the device.

If you are not experiencing any bugs, there is no compelling reason to risk a manual update. Only update if the changelog specifically addresses an issue you face.