vendredi 31 juillet 2015

HELP!!! Galaxy S3 i747M battery problem on android 4.4.2



when i charge my phone through the night and disconnect it in the morning it instantly drops from 100% to 2% and again it instantly rises to 100% and the battery last me like one hour with the screen off and then it powers off. so when it powers off i turn it back on and its like at 65% and when it powers off again i turn it on and its like at 30% ...
so whats wrong with my phone cause i know its not the batery because i bought i new one.
i hope someone can help me.



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