The usual suspects: a dusty charging port, a weak or damaged cable/adapter, background apps, or a worn battery. Clean the port gently first — if that doesn’t help, get the port and battery checked professionally.
Yes, gently with a soft brush or wooden toothpick while the phone is off. Never use metal objects.
Cheap or damaged cables can’t carry full current. Use a quality cable rated for your phone’s charging speed.
Usually same-day — often within an hour.
Walk into our Nandgram shop — free diagnosis, upfront price, most repairs same day.