Samsung GT Galaxy Grand battery drains very quickly after i upgraded to kitkat 4.4

aks020

Member
Jun 11, 2017
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Samsung GT Galaxy Grand battery drains very quickly after i upgraded to kitkat 4.4

i was having 4.1 jelly bean i upgraded to unoffical verison to 4.4 as samsung never gave upgrade after 4.1 from so many years

now mine battery drains very fast . phone swithcs off but i can stay phone on in recovery mode from more than 1 hour after phone switch off from main screen so this menas android system 4.4 is culpit

please tell me apk file or any file which restores only battery original software i dont want to change to 4.1 jelly bean
just i want to change battery software to 4.1 jelly bean

please help where is this file mine is GT-I8552 model
 
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