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I own an Android smartphone with a lithium-ion battery. I want its installed rechargeable battery to remain useful for a decade, if possible. Completely improbable. Even in optimal storage conditions, a rechargeable Li-ion battery will not last 5 years let alone 10. And optimal storage conditions means 40% charge at 0°C, not room temperature. Secondary ...


2

I had a similar problem a few years ago with my old HTC EVO 3D which was also running cyanogenmod at this time. I tried flashing different roms and kernels but the problem was persistent. Because my battery was empty as yours is at the moment, I charged it by cutting a USB Cable and applying "+" and "-" to the battery directly. It looked really bad to be ...


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By looking at your screenshot I think you should wait a few days to see if your new device settles down a bit on battery usage. Why do I say that? Even though your battery is draining fast when your screen is off, there are not many wakelocks. Give your phone a little bit off time to settle down ( syncing data between all accounts etc.) and it should be ...


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Might be your charger, in conjunction with whatever is going on with your phone while it is charging. Check the fine-print on your charger for the output current value (measured in amperes "A" or milliamps "mA"). My Samsung charger which came with my S5 charges my phone in little over an hour. The charger supplies 2A (amperes) of current. Another charger I ...


1

Battery Check Visual Inspection If the battery of your phone is removable, simply take it out with caution (after turning the phone off, of course) and look for symptoms like bulging, corrosion near the metal terminals, and green or white-ish stains Spin test Your battery shouldn't spin like this Battery diagnostics Try entering the code *#*#4636#*#* ...



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