Downloading the latest HT C350 firmware is "better" for your battery because developers constantly refine how the device communicates with the battery sensor.
: Updates can improve the overall stability of the system, reducing connection drops and ensuring the 330W RMS power is delivered smoothly across all 5.1 channels. Where to Download Official HT-C350 Firmware ht c350 firmware downloads better
: Increases the low-frequency output for a deeper sound profile. Downloading the latest HT C350 firmware is "better"