TP-Link NEFFOS X1 Manual De Instrucciones página 5

Dual SIM phone settings
If there's only one SIM card in the phone, it's
ready to use.
With two SIM cards inserted, you can choose
to use one or both of them:
Go to Settings > SIM cards and tap the
on/off button to enable or disable SIM1 or
SIM2.
1
2
SIM cards
SIM 1
SIM 1
SIM 2
SIM 2
3
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