Search results

VOL UP + DOWN + Power button.. after the Samsung logo pops up release the power button, should boot into recovery. Wipe cache and dalvik, then wipe data/factory reset. Reboot and it should work after that

Have you tried taking the card out, then rebooting, then trying to mount it again? From what you've said it looks like your card is unusable now. Have you tried this method: Damaged microSD Card...(this is how I recovered my Data) - xda-developers ? In any case, it's always good to do frequent...