My battery drains very fast compared to before. So what can be done about it? Is it normal? Do the batteries work well at the beginning and then becomes half life? My charger which i got with phone the original fast charger doesn't fast charge anym...

Hey guys, can anyone please tell me how do I use camera of my phone to access qr codes? I have seen some people doing it, without a qr scanner app. Also in the camera setting it shows there is qr scan option, but doesnt seem to to work. Please enligh...

My incoming calls are going directly to voicemail. I am receiving text message, I am able to call others and message and also use mobile data, but I am not getting any calls. And this incident started happening after I used Do not Disturb button, an...