![]() ![]() I spoke with Dell and they changed my battery. After one month battery health decreased to 83%. Something is very wrong with the battery health on Dell. I expect that it will get up to around 10,000-15,000mWh, based on the fact that the discharge took a bit over an hour with a power draw that was around 10W according to both battery monitoring apps that I used. I plan to run a few more cycles of fully charging and discharging the battery to fully calibrate the battery. I let the battery fully drain again and then ran the battery report, which now reported the capacity to be about 4,500mWh, a small improvement over where I started out. ![]() The battery report was unchanged at this point. ![]() I drained the battery again and then let the battery charge back up. I plugged the laptop back in and let it charge until it reported a fully charged battery. I then tried a second run at calibrating the battery. The full charge capacity dropped to just 1,000mWh in the battery report. After about 30 minutes with no change in the battery level, I unplugged the charger, thinking that the battery was fully charged. the reported battery level quickly rose to 98%. The first time I attempted to do so, I completely drained the battery and then plugged in the AC adapter. I tried calibrating the battery with mixed results. ![]()
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