Android Beste Battery Calibration. The statistics are collected from scratch. Now head over to the ‘/data/system’ folder, and find the ‘ batterystats.bin ‘ file.

What it might do is ensure that the battery level display is more accurate, so that when it says it's at zero, it's actually at zero. Now after rooting your android download and install the app battery calibration. I n the event that your phone's getting up there as far as age, there's a decent possibility that the battery life being accounted for by the android os doesn't coordinate the actual.