: Select the downloaded .bin file in the tool and click "Update" .
: If you notice voltage discrepancies after an update, use the built-in Calibration function (specifically for 6S batteries) to re-align the sensors. Htrc T240 Duo Firmware Update BETTER
: Ensure you are using a data-capable USB cable and that the PC recognizes the device in the Device Manager. : Select the downloaded
Updating the HTRC T240 Duo firmware significantly improves the charger's safety, accuracy, and compatibility with modern battery types. While the hardware is robust, a firmware update (such as the v2.3.0 patch) can refine balance charging accuracy to ±0.005V per cell, ensuring your LiPo packs stay healthy for longer. Why Update the HTRC T240 Duo Go to product viewer dialog for this item. Updating the HTRC T240 Duo firmware significantly improves
: Wait approximately 45 seconds for the progress bar to finish. Do not disconnect the power or USB cable during this time.