• Locate SIM tray
• Insert or remove SIM & microSD card
A No SIM notification will be displayed on the Lock screen when there is no SIM card in the device.
The SIM & microSD tray is located on the top left side of the device. To insert a SIM or microSD card, insert a SIM tool into the small hole to eject the SIM & microSD tray.
Note: To prevent data corruption, it is recommended to unmount your memory card before removing it. To unmount your memory card, from the home screen swipe down from the Notification bar, then select the Settings icon > scroll to and select Battery and device care > select Storage > swipe left > select the Menu icon > Unmount.
Samsung Galaxy S10
Internal memory: up to 512GB
Expandable memory: up to 512GB
Samsung Galaxy S10+
Internal memory: up to 1024GB
Expandable memory: up to 512GB
Samsung Galaxy S10e
Internal memory: up to 256GB
Expandable memory: up to 512GB
Samsung Galaxy S10 5G
Internal memory: up to 256GB
Expandable Memory: Not Supported