Why isn't the wifi working and I have no battery backup?

[AC Question]

wifi not working and no battery backup

wifi is not working in my galaxy s duos. it is not even switching on and also it is not giving battery backup.

 

[B. Diddy]

Re: wifi not working and no battery backup

Welcome to Android Central! So the wi-fi switch just turns off automatically after you turn it on? And what do you mean by "not giving battery backup"?