51 
Connecting to Networks 
Connecting to Mobile Networks 
Manage the nano-SIM Cards 
When two nano-SIM cards are installed, you can turn off one of 
them, or choose the default card for calling and data. 
To turn on or  off a card: 
1.  Open Settings and touch Mobile network > SIM cards. 
2.  Touch the on/off switch next to a card at the top. 
  NOTE: 
You  c an  to uc h   to edit the card name. 
To set the default card for ca lling and data connect ion: 
1.  Open Settings and touch Mobile network > SIM cards. 
2.  Below Default SIM for calling and Default SIM for cellular 
data, select a card as the default. 
  NOTES: 
 When two nano-SIM cards are installed, switch on Dual sim 
smart switch if you want to use the other card for mobile 
data when the network status of the card you select for 
mobile data is poor. 
 When two nano-SIM cards are installed, you can allow the 
non-data SIM card to temporarily use mobile data as it is 
connected to a VoLTE call. Switch on Connect to network