"Best" firmware is relative to the hardware revision. A device labeled "V1.0" requires different firmware than "V2.0."
Even for specialized models like the DSV56RJBK, keeping firmware current is vital for several reasons: dsv56rjbk firmware best
: Resolutions for intermittent "time remaining" calculation errors. 3. How to Update to the Best Firmware "Best" firmware is relative to the hardware revision