Samsung T-MOBILE Galaxy S8 Getting Started Manual page 6

Optional: Insert memory card
1. Hold the device securely.
2. Use the tool that came with your device to
open the SIM/microSD
3. Carefully place the memory card into the tray
with the gold contact facing downward.
4. Gently push the tray into the slot.
Note: Supports microSD
memory cards (sold separately).
6
card tray.
™
/SDHC
™ ™
/SDXC
™