Htrc T240 Duo Firmware Update //free\\ Jun 2026

Keep the T240 Duo powered off completely (unplugged from the wall). Connect the Micro-USB cable to the PC.

Given the reported difficulty in obtaining an official firmware update, you might consider these alternative approaches:

After the firmware update is complete:

Look at the dropdown menu. Select the active port assigned to your charger (usually COM3, COM4, etc.). If no port shows up, you may need to install the CH340 or CP210x USB-to-UART drivers, which are often included in the software download folder. Click Open File or Browse inside the tool. Select the downloaded firmware file ( .hex or .bin ). Step 5: Flash the Firmware Click the Update , Flash , or Start button in the software. Htrc T240 Duo Firmware Update

Download the specific .bin or .hex file for the T240 Duo.

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, official software releases from the manufacturer are notoriously difficult to locate Critical Safety Notice: Recall Information Keep the T240 Duo powered off completely (unplugged

Follow these instructions sequentially to avoid bricking your charger's control board. Step 1: Install the Necessary Drivers Download the CH340 USB driver package to your PC. Right-click the installer and select .

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Launch the update tool, select the downloaded firmware file, and click "Update." Select the active port assigned to your charger

Plug your T240 Duo into your PC via USB-C. You do not need to have batteries connected during this process.

Look at the dropdown menu. Select the newly populated COM port number associated with your charger (you can verify this via Windows Device Manager under "Ports (COM & LPT)").

Ultimate Guide to the HTRC T240 Duo Firmware Update The HTRC T240 Duo is a highly popular, budget-friendly dual-channel RC battery charger. Keeping your charger’s firmware updated ensures maximum safety, battery chemistry compatibility, and operational stability.

Release the button once your PC makes a "device connected" sound. 3. Flash the Firmware Open the HTRC Firmware Update Utility as an Administrator. Click to find your charger (e.g., COM3, COM4).

Use a high-quality USB-C data cable. Some cables only carry power—ensure yours can transfer data.