Dont worry here is best solution of your old battery will be new life How to reset my battery stats?
1. Root your device and install Root Explorer.
2. Use your phone until the phone switches itself off (battery empty)
3. Switch on once more to make sure battery really is 0% (it will then immediately switch off once more)
4. Now, keep switched off (!), plug in charger & leave in charging until 100%
5. When battery is full, switch the phone on, unplug & check if the batter immediately drops 1 or 2 %
6. If battery immediately drops, plug in charger once more (while running phone) & let it charge completely
7. Once charging to 100% is done, don't plug off your charger, open your root explorer, at the top just click mount R/O, then it will set as mounted as R/O.
8.Ok, now open the 'Data' folder.
9.In the 'Data' folder, keep scrolling at the bottom and you will find 'System' Folder.
10.Open the 'System' folder and find 'batterystats.bin'.
11.Now you have to delete the 'batterystats.bin'. How to delete it? 12.Tap the 'batterystats.bin' and it will show the file option, select 'delete'.
13.Once it done, quick the root explorer and use the phone as usual until it switches itself off (battery empty).
14.Please don't charge your phone if the battery are not completely empty.
15.Charge your phone while running phone as usual until it shows 100% battery.
16.make sure that during discharging,don't reboot your phone or the system will create a new batterystats.bin file or if already made, it will get corrupted and you will have to start again from first step 17.Done this in 4 or 5 cycle, i mean the step 15 until step 18. 18.Now enjoy the 'long life' Samsung Battery Life!! Note: these methods are not permanent and your battery stats may again get messed up any day, then you should repeat the method from first step. You may try this a few battery tips here.
5. When battery is full, switch the phone on, unplug & check if the batter immediately drops 1 or 2 %
6. If battery immediately drops, plug in charger once more (while running phone) & let it charge completely
7. Once charging to 100% is done, don't plug off your charger, open your root explorer, at the top just click mount R/O, then it will set as mounted as R/O.
8.Ok, now open the 'Data' folder.
9.In the 'Data' folder, keep scrolling at the bottom and you will find 'System' Folder.
10.Open the 'System' folder and find 'batterystats.bin'.
11.Now you have to delete the 'batterystats.bin'. How to delete it? 12.Tap the 'batterystats.bin' and it will show the file option, select 'delete'.
13.Once it done, quick the root explorer and use the phone as usual until it switches itself off (battery empty).
14.Please don't charge your phone if the battery are not completely empty.
15.Charge your phone while running phone as usual until it shows 100% battery.
16.make sure that during discharging,don't reboot your phone or the system will create a new batterystats.bin file or if already made, it will get corrupted and you will have to start again from first step 17.Done this in 4 or 5 cycle, i mean the step 15 until step
18.Now enjoy the 'long life' Samsung Battery Life!! Note: these methods are not permanent and your battery stats may again get messed up any day, then you should repeat the method from first step. You may try this a few battery tips here.
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