Your SDXC card slot supports the following cards:
•MMC
•Default Speed
•High Speed… See more

When you insert an SD card, make sure that the metal contacts face down and point toward the computer. Don’t force media into the SD card slot, as this might cause damage.… See more

To eject an SD card, drag the icon that represents the card to the Trash. After the icon disappears from your desktop, you can remove the card from the slot.
Don't remo… See more

If you insert your card and it doesn’t mount, remove the card and insert it again. Sometimes the SD card won’t mount properly if you insert the card too slowly or too quickly.… See more