- May 15, 2015
- 3
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hey frnds i want to know that how much battery backup u get on lumia 520 with windows 8.1 ..i am getting only 3 or 4 hour backup ..in windows 8 i get around 10 hrs backup ..using whatsapp messenger heavy usage in windows 8 ..and in windows 8.1 my battery backup ..so pls tell me how much battery backup u get with doing heavy usage..........is this hardware issue or battery issue ...pls frnds hepl