Most modern chips are "sealed" with a manufacturer password (e.g., Texas Instruments standard or customized keys). Professional software attempts to unseal the chip.
Unlike cracking a video game or a photo editing suite, messing with battery firmware involves high-energy lithium-ion cells. battery eeprom works crack updated
If you are looking to fix a battery without risking your PC or your safety, consider these paths: Most modern chips are "sealed" with a manufacturer