When you have two 
		nano SIM cards inserted on your phone, only one card can connect to the faster 4G LTE network. The other card will connect to the 3G/2G network. 
	 
 
	  
	 You can set which card you want to connect to the 4G LTE network. 
	 
 
	  
  
 
- 
From the 
				Home screen, swipe up and then tap 
				. 
			 
- 
Tap 
			 Mobile data. 
		  
- 
Choose the card you want to connect to the 4G LTE network.