I have an enquiry about fast chargers. I am using samsung galaxy A71 now i am using 25 watt orginal charger which i got with the phone. Now what is my enquiry it is galaxy a71 supports 45 watt charging right ,if i buy the 45 watt charger for my a71 w...

When i am using two sim at a time my network is poor and low speed when i turn off one sim there will be good speed,why?..

My phone takes 2 hours to fully charge from 0-100My charger is fast charging why

After the update network capacity is low,there is no speed in network

How many hours long the battery for the phone