How to use 2 SIM cards on Tecno Spark K7
How to use two SIM cards on Tecno Spark K7? Having two SIM cards on your Tecno Spark K7 can be very useful. Here we will see how to insert the two cards in your Tecno Spark K7. Then we will see how to activate them, in particular for the use of data. Finally, we will see why having two cards...