: The frequent freezes and USB drops were gone, replaced by rock-solid stability that lasted through his longest charging sessions.
Recent firmware revisions (such as v2.3.0) focus on "under-the-hood" performance: Htrc T240 Duo Firmware Update BETTER
Allows users to manually set the charge and discharge end voltages. Battery Internal Resistance Check: : The frequent freezes and USB drops were
If your HTRC T240 Duo is working fine, to an unofficial “BETTER” version. If you must experiment: Htrc T240 Duo Firmware Update BETTER