Samsung Galaxy S10 Lite User Manual page 18

Basics
3
Place the SIM or USIM card on the tray with the gold-coloured contacts facing
downwards.
4
Gently press the SIM or USIM card into the tray to secure it.
If the card is not fixed firmly into the tray, the SIM card may leave or fall out of the tray.
5
Insert the tray back into the tray slot.
• I f you insert the tray into your device while the tray is wet, your device may be
damaged. Always make sure the tray is dry.
• F ully insert the tray into the tray slot to prevent liquid from entering your device.
Correct card installation (dual SIM models)
Nano-SIM card 1
Nano-SIM card 2
You cannot insert a nano-SIM card and a microSD card in the same place
simultaneously.
Using dual SIM or USIM cards (dual SIM models)
If you insert two SIM or USIM cards, you can have two phone numbers or service providers for
a single device.
Activating SIM or USIM cards
Launch the Settings app and tap Connections → SIM card manager. Select a SIM or USIM
card and tap the switch to activate it.
Nano-SIM card
microSD card
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