Some phones explicitly support SIM card hot swapping, such as Samsung Galaxy S7.Īndroid devices since Android Lollipop comes encrypted, unless they have been exempted (see heading 9.9) owing to major performance degradation from encryption. On the other hand, many Android users since Marshmallow have had success with hot swapping a SIM card just by turning Airplane mode on and off. Now, insert the SIM tray properly and gently into the tray port again. After following the above steps, you need to put the SIM back into the tray properly according to the indicator. Steps to Re-Insert SIM card on your iPhone SE. However, since there is no way to fully ascertain visibly at what stage of shutdown process the external storage is unmounted, it should be removed only when the phone has powered off.Īs for the SIM card, OEMs including Google recommends powering off the device before inserting or removing a SIM card. Just pull out the tray > remove the SIM card > clean both the SIM and tray using a cloth to wipe any dust or liquid. Android supports hot swapping of external storage. External storage (including SD card) should only be removed after it has been unmounted from the system, which ensures that no data gets to be read from or written into the device, so as to prevent data corruption and app crashes. Power off your device and remove the SIM card from your Android device.

Remove sim card