Many android users are facing a problem regarding detection of SD card including myself
To fix the SD Card issues, make sure you have latest firmware update installed
backup then, the data will be erased which cannot be recovered back.
Format all the data in the “FAT 32” file system and then you need to insert the same in your phone.
The problems are successfully fixed of the SD Card "SD card removed unexpectedly"
a) Left click on Removal disk/ Memory card
b) Click on Format
c. Select FAT 32 (Default ) and Click start
After formatting the problems "SD card removed unexpectedly" is successfully fixed
Format the memory card only on the device.
Select > Settings > SD card and phone storage > Unmount SD card > OK > Format SD card >
Format SD card > Erase everything.
Possible reasons for "SD card removed unexpectedly" error:
a) Kies starts automatically when phone is connected
2) Kies displays SD card in Windows Explorer
3) Sudden unplugging phone from PC