Htrc T240 Duo Firmware Update Better [ INSTANT ]

Only update if you are experiencing:

| Problem | Solution | |--------|----------| | COM port not found | Reinstall CP210x driver, try different USB port/cable | | Update fails at 50% | Bad USB cable (use a data sync cable), or power interruption | | Screen stays black after update | Re-enter DFU mode and re-flash. If no response, contact HTRC for recovery file | | Charger works but voltages off | Perform factory calibration (requires a known-good battery or multimeter) | Htrc T240 Duo Firmware Update BETTER

Sticky buttons or a laggy screen? That is often a software scheduler issue, not a hardware defect. Version 2.1+ (and subsequent releases) optimizes the refresh rate of the LCD display. Navigation between "LiPo Balance," "LiHV," and "Storage" modes becomes instantaneous. This makes the user experience BETTER by reducing the time you spend clicking through menus. Only update if you are experiencing: | Problem

Installing unofficial firmware may void your warranty and carries risks (bricking the charger, incorrect voltage readings, safety issues). Proceed with caution. Version 2