Samsung Galaxy S21 Ultra SIM Card Replacement
Replace the SIM card on your Samsung Galaxy S21 Ultra using this guide.
Step 1 | Remove the SIM card tray
Insert SIM eject tool, bit, or straightened paper clip into SIM card tray hole on top edge of phone.
- Press SIM eject tool into SIM card tray hole to eject SIM card tray.
- Remove the SIM card tray.
If you insert tool into microphone hole, don't worry: most likely no damage occurred to microphone.